CVE-2016-4581
published 2016-05-23CVE-2016-4581: fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount propagation tree in a certain case involving a slave mount, which allows local…
PriorityP418medium5.5CVSS 3.0
AVLACLPRLUINSUCNINAH
EPSS
0.55%
42.9th percentile
fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount propagation tree in a certain case involving a slave mount, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted series of mount system calls.
Affected
13 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | linux | < linux 4.5.4-1 (bookworm) | linux 4.5.4-1 (bookworm) |
| linux | linux_kernel | <= 4.5.3 | — |
| linux | linux_kernel | >= 0 < 4.5.4-1 | 4.5.4-1 |
| linux | linux_kernel | >= 0 < 4.5.4-1 | 4.5.4-1 |
| linux | linux_kernel | >= 0 < 4.5.4-1 | 4.5.4-1 |
| linux | linux_kernel | >= 0 < 4.5.4-1 | 4.5.4-1 |
| linux | linux_kernel | >= 0 < 3.13.0-87.133 | 3.13.0-87.133 |
| linux | linux_kernel | >= 0 < 4.4.0-24.43 | 4.4.0-24.43 |
| oracle | linux | — | — |
CVSS provenance
nvdv3.05.5MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
nvdv2.04.9MEDIUMAV:L/AC:L/Au:N/C:N/I:N/A:C
osv8.5HIGH
vendor_ubuntu8.5HIGH
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2016-06-10·CVSS 5.1
CVE-2015-8839 [MEDIUM] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the kernel.
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Multiple race conditions where discovered in the Linux kernel's ext4 file
system. A local user could exploit this flaw to cau
Ubuntu
Linux kernel (Xenial HWE) vulnerabilities
vendor_ubuntu·2016-06-10·CVSS 5.1
CVE-2015-8839 [MEDIUM] Linux kernel (Xenial HWE) vulnerabilities
Title: Linux kernel (Xenial HWE) vulnerabilities
Summary: Several security issues were fixed in the kernel.
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Multiple race conditions where discovered in the Linux kernel's ext4 file
system. A local user could exploit thi
Ubuntu
Linux kernel (Raspberry Pi 2) vulnerabilities
vendor_ubuntu·2016-06-10·CVSS 5.1
CVE-2015-8839 [MEDIUM] Linux kernel (Raspberry Pi 2) vulnerabilities
Title: Linux kernel (Raspberry Pi 2) vulnerabilities
Summary: Several security issues were fixed in the kernel.
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Multiple race conditions where discovered in the Linux kernel's ext4 file
system. A local user could exploit
Ubuntu
Linux kernel (Vivid HWE) vulnerabilities
vendor_ubuntu·2016-06-10·CVSS 8.5
CVE-2015-4004 [HIGH] Linux kernel (Vivid HWE) vulnerabilities
Title: Linux kernel (Vivid HWE) vulnerabilities
Summary: Several security issues were fixed in the kernel.
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Jason A. Donenfeld discovered multiple out-of-bounds reads in the OZMO USB
over wifi device drivers in the Linux
Ubuntu
Linux kernel (Utopic HWE) vulnerabilities
vendor_ubuntu·2016-06-10·CVSS 8.5
CVE-2015-4004 [HIGH] Linux kernel (Utopic HWE) vulnerabilities
Title: Linux kernel (Utopic HWE) vulnerabilities
Summary: Several security issues were fixed in the kernel.
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Jason A. Donenfeld discovered multiple out-of-bounds reads in the OZMO USB
over wifi device drivers in the Linux
Ubuntu
Linux kernel (Wily HWE) vulnerabilities
vendor_ubuntu·2016-06-10·CVSS 8.5
CVE-2015-4004 [HIGH] Linux kernel (Wily HWE) vulnerabilities
Title: Linux kernel (Wily HWE) vulnerabilities
Summary: Several security issues were fixed in the kernel.
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Jason A. Donenfeld discovered multiple out-of-bounds reads in the OZMO USB
over wifi device drivers in the Linux k
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2016-06-10·CVSS 8.5
CVE-2015-4004 [HIGH] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the kernel.
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Jason A. Donenfeld discovered multiple out-of-bounds reads in the OZMO USB
over wifi device drivers in the Linux kernel. A re
Ubuntu
Linux kernel (Raspberry Pi 2) vulnerabilities
vendor_ubuntu·2016-06-10·CVSS 8.5
CVE-2015-4004 [HIGH] Linux kernel (Raspberry Pi 2) vulnerabilities
Title: Linux kernel (Raspberry Pi 2) vulnerabilities
Summary: Several security issues were fixed in the kernel.
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Jason A. Donenfeld discovered multiple out-of-bounds reads in the OZMO USB
over wifi device drivers in the L
Ubuntu
Linux kernel (Trusty HWE) vulnerabilities
vendor_ubuntu·2016-06-10·CVSS 8.5
CVE-2015-4004 [HIGH] Linux kernel (Trusty HWE) vulnerabilities
Title: Linux kernel (Trusty HWE) vulnerabilities
Summary: Several security issues were fixed in the kernel.
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Jason A. Donenfeld discovered multiple out-of-bounds reads in the OZMO USB
over wifi device drivers in the Linux
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2016-06-01·CVSS 8.5
CVE-2015-4004 [HIGH] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the kernel.
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jason A. Donenfeld discovered multiple out-of-bounds reads in the OZMO USB
over wifi device drivers in the Linux kernel. A remote attacker could use
this to cause a denial of service (system crash) or obtain potentially
sensitive information from kernel memory. (CVE-2015-4004)
Andy Lutomirski discovered a race condition in the Linux kernel's
translation lookaside buffer (TLB) handling of flush events. A local
attacker could use this to cause a denial of service
Red Hat
kernel: Slave being first propagated copy causes oops in propagate_mnt
vendor_redhat·2016-05-05·CVSS 5.5
CVE-2016-4581 [MEDIUM] CWE-476 kernel: Slave being first propagated copy causes oops in propagate_mnt
kernel: Slave being first propagated copy causes oops in propagate_mnt
fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount propagation tree in a certain case involving a slave mount, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted series of mount system calls.
Statement: This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6, as there is no user namespace support in the products listed.
This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and MRG-2. Future Linux kernel updates for the respective releases might address this issue.
Package: kernel (Red Hat Enterprise Linux 5) - Not affected
Package: kernel (Red Hat Enterprise Li
Debian
CVE-2016-4581: linux - fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount p...
vendor_debian·2016·CVSS 5.5
CVE-2016-4581 [MEDIUM] CVE-2016-4581: linux - fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount p...
fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount propagation tree in a certain case involving a slave mount, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted series of mount system calls.
Scope: local
bookworm: resolved (fixed in 4.5.4-1)
bullseye: resolved (fixed in 4.5.4-1)
forky: resolved (fixed in 4.5.4-1)
sid: resolved (fixed in 4.5.4-1)
trixie: resolved (fixed in 4.5.4-1)
GHSA
GHSA-m632-mj54-c945: fs/pnode
ghsa_unreviewed·2022-05-13
CVE-2016-4581 [MEDIUM] GHSA-m632-mj54-c945: fs/pnode
fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount propagation tree in a certain case involving a slave mount, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted series of mount system calls.
OSV
linux-raspi2 vulnerabilities
osv·2016-06-10·CVSS 5.1
CVE-2016-2117 [MEDIUM] linux-raspi2 vulnerabilities
linux-raspi2 vulnerabilities
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Multiple race conditions where discovered in the Linux kernel's ext4 file
system. A local user could exploit this flaw to cause a denial of service
(disk corruption) by writing to a page that
OSV
linux-lts-utopic vulnerabilities
osv·2016-06-10·CVSS 8.5
CVE-2016-2117 [HIGH] linux-lts-utopic vulnerabilities
linux-lts-utopic vulnerabilities
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Jason A. Donenfeld discovered multiple out-of-bounds reads in the OZMO USB
over wifi device drivers in the Linux kernel. A remote attacker could use
this to cause a denial of service (syst
OSV
linux-lts-vivid vulnerabilities
osv·2016-06-10·CVSS 8.5
CVE-2016-2117 [HIGH] linux-lts-vivid vulnerabilities
linux-lts-vivid vulnerabilities
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Jason A. Donenfeld discovered multiple out-of-bounds reads in the OZMO USB
over wifi device drivers in the Linux kernel. A remote attacker could use
this to cause a denial of service (syste
OSV
linux vulnerabilities
osv·2016-06-10·CVSS 5.1
CVE-2016-2117 [MEDIUM] linux vulnerabilities
linux vulnerabilities
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Multiple race conditions where discovered in the Linux kernel's ext4 file
system. A local user could exploit this flaw to cause a denial of service
(disk corruption) by writing to a page that is asso
OSV
linux-lts-xenial vulnerabilities
osv·2016-06-10·CVSS 5.1
CVE-2016-2117 [MEDIUM] linux-lts-xenial vulnerabilities
linux-lts-xenial vulnerabilities
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Multiple race conditions where discovered in the Linux kernel's ext4 file
system. A local user could exploit this flaw to cause a denial of service
(disk corruption) by writing to a page t
OSV
linux-lts-wily vulnerabilities
osv·2016-06-10·CVSS 8.5
CVE-2016-2117 [HIGH] linux-lts-wily vulnerabilities
linux-lts-wily vulnerabilities
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jann Horn discovered that eCryptfs improperly attempted to use the mmap()
handler of a lower filesystem that did not implement one, causing a
recursive page fault to occur. A local unprivileged attacker could use to
cause a denial of service (system crash) or possibly execute arbitrary code
with administrative privileges. (CVE-2016-1583)
Jason A. Donenfeld discovered multiple out-of-bounds reads in the OZMO USB
over wifi device drivers in the Linux kernel. A remote attacker could use
this to cause a denial of service (system
OSV
linux vulnerabilities
osv·2016-06-01·CVSS 8.5
CVE-2016-2117 [HIGH] linux vulnerabilities
linux vulnerabilities
Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux
kernel incorrectly enables scatter/gather I/O. A remote attacker could use
this to obtain potentially sensitive information from kernel memory.
(CVE-2016-2117)
Jason A. Donenfeld discovered multiple out-of-bounds reads in the OZMO USB
over wifi device drivers in the Linux kernel. A remote attacker could use
this to cause a denial of service (system crash) or obtain potentially
sensitive information from kernel memory. (CVE-2015-4004)
Andy Lutomirski discovered a race condition in the Linux kernel's
translation lookaside buffer (TLB) handling of flush events. A local
attacker could use this to cause a denial of service or possibly leak
sensitive information. (CVE-2016-2069)
Ralf Spenneberg
OSV
CVE-2016-4581: fs/pnode
osv·2016-05-23·CVSS 5.5
CVE-2016-4581 [MEDIUM] CVE-2016-4581: fs/pnode
fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount propagation tree in a certain case involving a slave mount, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted series of mount system calls.
No detection rules found.
No public exploits indexed.
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5ec0811d30378ae104f250bfc9b3640242d81e3fhttp://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.htmlhttp://rhn.redhat.com/errata/RHSA-2016-2574.htmlhttp://rhn.redhat.com/errata/RHSA-2016-2584.htmlhttp://www.debian.org/security/2016/dsa-3607http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.4http://www.openwall.com/lists/oss-security/2016/05/11/2http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlhttp://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.htmlhttp://www.securityfocus.com/bid/90607http://www.ubuntu.com/usn/USN-2989-1http://www.ubuntu.com/usn/USN-2998-1http://www.ubuntu.com/usn/USN-3000-1http://www.ubuntu.com/usn/USN-3001-1http://www.ubuntu.com/usn/USN-3002-1http://www.ubuntu.com/usn/USN-3003-1http://www.ubuntu.com/usn/USN-3004-1http://www.ubuntu.com/usn/USN-3005-1http://www.ubuntu.com/usn/USN-3006-1http://www.ubuntu.com/usn/USN-3007-1https://bugzilla.redhat.com/show_bug.cgi?id=1333712https://github.com/torvalds/linux/commit/5ec0811d30378ae104f250bfc9b3640242d81e3fhttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5ec0811d30378ae104f250bfc9b3640242d81e3fhttp://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.htmlhttp://rhn.redhat.com/errata/RHSA-2016-2574.htmlhttp://rhn.redhat.com/errata/RHSA-2016-2584.htmlhttp://www.debian.org/security/2016/dsa-3607http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.4http://www.openwall.com/lists/oss-security/2016/05/11/2http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.htmlhttp://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.htmlhttp://www.securityfocus.com/bid/90607http://www.ubuntu.com/usn/USN-2989-1http://www.ubuntu.com/usn/USN-2998-1http://www.ubuntu.com/usn/USN-3000-1http://www.ubuntu.com/usn/USN-3001-1http://www.ubuntu.com/usn/USN-3002-1http://www.ubuntu.com/usn/USN-3003-1http://www.ubuntu.com/usn/USN-3004-1http://www.ubuntu.com/usn/USN-3005-1http://www.ubuntu.com/usn/USN-3006-1http://www.ubuntu.com/usn/USN-3007-1https://bugzilla.redhat.com/show_bug.cgi?id=1333712https://github.com/torvalds/linux/commit/5ec0811d30378ae104f250bfc9b3640242d81e3f
2016-05-23
Published