CVE-2017-17864
published 2017-12-27CVE-2017-17864: kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type…
PriorityP48low3.3CVSS 3.0
AVLACLPRLUINSUCLINAN
EPSS
0.40%
32.6th percentile
kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a "pointer leak."
Affected
7 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | linux | < linux 4.14.7-1 (bookworm) | linux 4.14.7-1 (bookworm) |
| linux | linux_kernel | <= 4.14.8 | — |
| linux | linux_kernel | >= 0 < 4.14.7-1 | 4.14.7-1 |
| linux | linux_kernel | >= 0 < 4.14.7-1 | 4.14.7-1 |
| linux | linux_kernel | >= 0 < 4.14.7-1 | 4.14.7-1 |
| linux | linux_kernel | >= 0 < 4.14.7-1 | 4.14.7-1 |
CVSS provenance
nvdv3.03.3LOWCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
nvdv2.02.1LOWAV:L/AC:L/Au:N/C:P/I:N/A:N
osv7.8HIGH
vendor_ubuntu7.8HIGH
vendor_debian3.3LOW
vendor_redhat3.3LOW
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GHSA
GHSA-899p-w494-v855: kernel/bpf/verifier
ghsa_unreviewed·2022-05-14
CVE-2017-17864 [LOW] CWE-200 GHSA-899p-w494-v855: kernel/bpf/verifier
kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a "pointer leak."
OSV
linux-hwe, linux-azure, linux-gcp, linux-oem vulnerabilities
osv·2018-01-10·CVSS 7.8
[HIGH] linux-hwe, linux-azure, linux-gcp, linux-oem vulnerabilities
linux-hwe, linux-azure, linux-gcp, linux-oem vulnerabilities
USN-3523-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.10.
This update provides the corresponding updates for the Linux
Hardware Enablement (HWE) kernel from Ubuntu 17.10 for Ubuntu
16.04 LTS.
Jann Horn discovered that microprocessors utilizing speculative execution
and indirect branch prediction may allow unauthorized memory reads via
sidechannel attacks. This flaw is known as Meltdown. A local attacker could
use this to expose sensitive information, including kernel memory.
(CVE-2017-5754)
Jann Horn discovered that the Berkeley Packet Filter (BPF) implementation
in the Linux kernel did not properly check the relationship between pointer
values and the BPF stack. A local attacker could use this to cause a denial
o
OSV
CVE-2017-17864: kernel/bpf/verifier
osv·2017-12-27·CVSS 3.3
CVE-2017-17864 [LOW] CVE-2017-17864: kernel/bpf/verifier
kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a "pointer leak."
Ubuntu
Linux kernel (Raspberry Pi 2) vulnerabilities
vendor_ubuntu·2018-01-10·CVSS 7.8
CVE-2017-16995 [HIGH] Linux kernel (Raspberry Pi 2) vulnerabilities
Title: Linux kernel (Raspberry Pi 2) vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
Jann Horn discovered that the Berkeley Packet Filter (BPF) implementation
in the Linux kernel did not properly check the relationship between pointer
values and the BPF stack. A local attacker could use this to cause a denial
of service (system crash) or possibly execute arbitrary code.
(CVE-2017-17863)
Jann Horn discovered that the Berkeley Packet Filter (BPF) implementation
in the Linux kernel improperly performed sign extension in some situations.
A local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2017-16995)
Alexei Starovoitov discovered that the Berkeley Packet Filter (BPF)
implementation in the Linu
Ubuntu
Linux kernel (HWE) vulnerabilities
vendor_ubuntu·2018-01-10·CVSS 7.8
CVE-2017-16995 [HIGH] Linux kernel (HWE) vulnerabilities
Title: Linux kernel (HWE) vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
USN-3523-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.10.
This update provides the corresponding updates for the Linux
Hardware Enablement (HWE) kernel from Ubuntu 17.10 for Ubuntu
16.04 LTS.
Jann Horn discovered that microprocessors utilizing speculative execution
and indirect branch prediction may allow unauthorized memory reads via
sidechannel attacks. This flaw is known as Meltdown. A local attacker could
use this to expose sensitive information, including kernel memory.
(CVE-2017-5754)
Jann Horn discovered that the Berkeley Packet Filter (BPF) implementation
in the Linux kernel did not properly check the relationship between pointer
values and the BPF stack. A lo
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2018-01-09·CVSS 7.8
CVE-2017-16995 [HIGH] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
Jann Horn discovered that microprocessors utilizing speculative execution
and indirect branch prediction may allow unauthorized memory reads via
sidechannel attacks. This flaw is known as Meltdown. A local attacker could
use this to expose sensitive information, including kernel memory.
(CVE-2017-5754)
Jann Horn discovered that the Berkeley Packet Filter (BPF) implementation
in the Linux kernel did not properly check the relationship between pointer
values and the BPF stack. A local attacker could use this to cause a denial
of service (system crash) or possibly execute arbitrary code.
(CVE-2017-17863)
Jann Horn discovered that the Berkeley Packet Filter (BPF) implementation
in the Linux
Red Hat
kernel: information disclosure via pointer leak in kernel/bpf/verifier.c
vendor_redhat·2017-12-23·CVSS 3.3
CVE-2017-17864 [LOW] CWE-200 kernel: information disclosure via pointer leak in kernel/bpf/verifier.c
kernel: information disclosure via pointer leak in kernel/bpf/verifier.c
kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a "pointer leak."
Statement: This issue does not affect the versions of the kernel package as shipped with Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2.
Package: kernel (Red Hat Enterprise Linux 5) - Not affected
Package: kernel (Red Hat Enterprise Linux 6) - Not affected
Package: kernel (Red Hat Enterprise Linux 7) - Not affected
Package: kernel-alt (Red Hat Enterprise Linux 7) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 7) - Not affected
Pack
Debian
CVE-2017-17864: linux - kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal...
vendor_debian·2017·CVSS 3.3
CVE-2017-17864 [LOW] CVE-2017-17864: linux - kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal...
kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a "pointer leak."
Scope: local
bookworm: resolved (fixed in 4.14.7-1)
bullseye: resolved (fixed in 4.14.7-1)
forky: resolved (fixed in 4.14.7-1)
sid: resolved (fixed in 4.14.7-1)
trixie: resolved (fixed in 4.14.7-1)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2017-17864 kernel: information disclosure via pointer leak in kernel/bpf/verifier.c
bugzilla·2017-12-26·CVSS 3.3
CVE-2017-17864 [LOW] CVE-2017-17864 kernel: information disclosure via pointer leak in kernel/bpf/verifier.c
CVE-2017-17864 kernel: information disclosure via pointer leak in kernel/bpf/verifier.c
kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a "pointer leak."
Upstream commit:
https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/commit/?id=f3027591be9b80b66f2a2378cb67af106e7bfdee
References:
https://www.spinics.net/lists/stable/msg207010.html
https://www.openwall.com/lists/oss-security/2017/12/24/1
Discussion:
Created kernel tracking bugs for this issue:
Affects: fedora-all [bug 1529125]
---
Statement:
This issue does not affect the versions of the kernel package as shipped with
Bugzilla
CVE-2017-17862 CVE-2017-17863 CVE-2017-17864 kernel: various flaws [fedora-all]
bugzilla·2017-12-26·CVSS 5.5
CVE-2017-17862 [MEDIUM] CVE-2017-17862 CVE-2017-17863 CVE-2017-17864 kernel: various flaws [fedora-all]
CVE-2017-17862 CVE-2017-17863 CVE-2017-17864 kernel: various flaws [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supported versio
arXiv
Towards Reliable and Scalable Linux Kernel CVE Attribution in Automated Static Firmware Analyses
arxiv_fulltext·2022-09-12
Towards Reliable and Scalable Linux Kernel CVE Attribution in Automated Static Firmware Analyses
IEEEexample:BSTcontrol
acronym
NVDNational Vulnerability Database
IoTInternet-of-Things
CVECommon Vulnerabilities and Exposures
CPECommon Platform Enumeration
DDoSDistributed Denial of Service
FACTFirmware Analysis and Comparison Tool
ISAInstruction Set Architecture
GPLGNU General Public License
SDKSoftware Development Kit
acronym
Towards Reliable and Scalable Linux Kernel CVE Attribution in Automated Static Firmware Analyses
René Helmke and Johannes vom Dorp
Fraunhofer FKIE, Bonn, Germany, Email: \rene.helmke, johannes.vom.dorp\@fkie.fraunhofer.de
plain
plain
## Abstract
In vulnerability assessments, software component-based CVE attribution is a common method to identify possibly vulnerable systems at scale.
However, such version-centric approaches yield high false-positive rates fo
http://www.securityfocus.com/bid/102320http://www.securitytracker.com/id/1040059https://anonscm.debian.org/cgit/kernel/linux.git/commit/?h=stretch-security&id=ad775f6ff7eebb93eedc2f592bc974260e7757b0https://anonscm.debian.org/cgit/kernel/linux.git/tree/debian/patches/bugfix/all/bpf-verifier-fix-states_equal-comparison-of-pointer-and-unknown.patch?h=stretch-securityhttps://usn.ubuntu.com/usn/usn-3523-2/https://www.debian.org/security/2017/dsa-4073http://www.securityfocus.com/bid/102320http://www.securitytracker.com/id/1040059https://anonscm.debian.org/cgit/kernel/linux.git/commit/?h=stretch-security&id=ad775f6ff7eebb93eedc2f592bc974260e7757b0https://anonscm.debian.org/cgit/kernel/linux.git/tree/debian/patches/bugfix/all/bpf-verifier-fix-states_equal-comparison-of-pointer-and-unknown.patch?h=stretch-securityhttps://usn.ubuntu.com/usn/usn-3523-2/https://www.debian.org/security/2017/dsa-4073
2017-12-27
Published