CVE-2013-1956
published 2013-04-24CVE-2013-1956: The create_user_ns function in kernel/user_namespace.c in the Linux kernel before 3.8.6 does not check whether a chroot directory exists that differs from the…
PriorityP49low2.1CVSS 2.0
AVLACLAuNCNIPAN
EPSS
0.38%
31.4th percentile
The create_user_ns function in kernel/user_namespace.c in the Linux kernel before 3.8.6 does not check whether a chroot directory exists that differs from the namespace root directory, which allows local users to bypass intended filesystem restrictions via a crafted clone system call.
Affected
11 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 3.8.11-1 (bookworm) | linux 3.8.11-1 (bookworm) |
| linux | linux_kernel | <= 3.8.5 | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | — | — |
| linux | linux_kernel | >= 0 < 3.8.11-1 | 3.8.11-1 |
| linux | linux_kernel | >= 0 < 3.8.11-1 | 3.8.11-1 |
| linux | linux_kernel | >= 0 < 3.8.11-1 | 3.8.11-1 |
| linux | linux_kernel | >= 0 < 3.8.11-1 | 3.8.11-1 |
CVSS provenance
nvdv2.02.1LOWAV:L/AC:L/Au:N/C:N/I:P/A:N
osv2.1LOW
vendor_debian2.1LOW
vendor_redhat2.1LOW
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Debian
CVE-2013-1956: linux - The create_user_ns function in kernel/user_namespace.c in the Linux kernel befor...
vendor_debian·2013·CVSS 2.1
CVE-2013-1956 [LOW] CVE-2013-1956: linux - The create_user_ns function in kernel/user_namespace.c in the Linux kernel befor...
The create_user_ns function in kernel/user_namespace.c in the Linux kernel before 3.8.6 does not check whether a chroot directory exists that differs from the namespace root directory, which allows local users to bypass intended filesystem restrictions via a crafted clone system call.
Scope: local
bookworm: resolved (fixed in 3.8.11-1)
bullseye: resolved (fixed in 3.8.11-1)
forky: resolved (fixed in 3.8.11-1)
sid: resolved (fixed in 3.8.11-1)
trixie: resolved (fixed in 3.8.11-1)
Red Hat
CVE-2013-1956: The create_user_ns function in kernel/user_namespace
vendor_redhat·CVSS 2.1
CVE-2013-1956 [LOW] CVE-2013-1956: The create_user_ns function in kernel/user_namespace
The create_user_ns function in kernel/user_namespace.c in the Linux kernel before 3.8.6 does not check whether a chroot directory exists that differs from the namespace root directory, which allows local users to bypass intended filesystem restrictions via a crafted clone system call.
Statement: Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2.
GHSA
GHSA-2wv8-r8jx-c9hx: The create_user_ns function in kernel/user_namespace
ghsa_unreviewed·2022-05-17
CVE-2013-1956 [LOW] GHSA-2wv8-r8jx-c9hx: The create_user_ns function in kernel/user_namespace
The create_user_ns function in kernel/user_namespace.c in the Linux kernel before 3.8.6 does not check whether a chroot directory exists that differs from the namespace root directory, which allows local users to bypass intended filesystem restrictions via a crafted clone system call.
OSV
CVE-2013-1956: The create_user_ns function in kernel/user_namespace
osv·2013-04-24·CVSS 2.1
CVE-2013-1956 [LOW] CVE-2013-1956: The create_user_ns function in kernel/user_namespace
The create_user_ns function in kernel/user_namespace.c in the Linux kernel before 3.8.6 does not check whether a chroot directory exists that differs from the namespace root directory, which allows local users to bypass intended filesystem restrictions via a crafted clone system call.
No detection rules found.
No public exploits indexed.
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=3151527ee007b73a0ebd296010f1c0454a919c7dhttp://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.6http://www.openwall.com/lists/oss-security/2013/04/16/11https://github.com/torvalds/linux/commit/3151527ee007b73a0ebd296010f1c0454a919c7dhttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=3151527ee007b73a0ebd296010f1c0454a919c7dhttp://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.6http://www.openwall.com/lists/oss-security/2013/04/16/11https://github.com/torvalds/linux/commit/3151527ee007b73a0ebd296010f1c0454a919c7d
2013-04-24
Published