CVE-2011-1090

Severity: medium (CVSS 4.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-05-09 · updated 2026-06-16
Weakness: CWE-399

Description

The __nfs4_proc_set_acl function in fs/nfs/nfs4proc.c in the Linux kernel before 2.6.38 stores NFSv4 ACL data in memory that is allocated by kmalloc but not properly freed, which allows local users to cause a denial of service (panic) via a crafted attempt to set an ACL.

Affected products

Linux kernel: through 2.6.38; 2.6.0, 2.6.1, 2.6.1-rc1, 2.6.1-rc2, 2.6.1-rc3, 2.6.2 (+658)

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e9e3d724e2145f5039b423c290ce2b2c3d8f94bc
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
http://openwall.com/lists/oss-security/2011/03/07/12
http://openwall.com/lists/oss-security/2011/03/07/2
http://secunia.com/advisories/46397
http://securitytracker.com/id?1025336
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38
http://www.securityfocus.com/archive/1/520102/100/0/threaded
http://www.vmware.com/security/advisories/VMSA-2011-0012.html
https://bugzilla.redhat.com/show_bug.cgi?id=682641
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e9e3d724e2145f5039b423c290ce2b2c3d8f94bc
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html

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