CVE-2011-4324

Severity: medium (CVSS 4.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2012-06-21 · updated 2026-06-16

Description

The encode_share_access function in fs/nfs/nfs4xdr.c in the Linux kernel before 2.6.29 allows local users to cause a denial of service (BUG and system crash) by using the mknod system call with a pathname on an NFSv4 filesystem.

Affected products

Linux kernel: through 2.6.28.10; 2.6.28, 2.6.28.1, 2.6.28.2, 2.6.28.3, 2.6.28.4, 2.6.28.5 (+4)

References

http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.29
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=dc0b027dfadfcb8a5504f7d8052754bf8d501ab9
http://www.openwall.com/lists/oss-security/2012/02/06/3
https://bugzilla.redhat.com/show_bug.cgi?id=755440
https://github.com/torvalds/linux/commit/dc0b027dfadfcb8a5504f7d8052754bf8d501ab9
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.29
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=dc0b027dfadfcb8a5504f7d8052754bf8d501ab9
http://www.openwall.com/lists/oss-security/2012/02/06/3
https://bugzilla.redhat.com/show_bug.cgi?id=755440
https://github.com/torvalds/linux/commit/dc0b027dfadfcb8a5504f7d8052754bf8d501ab9

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