Vulnerability Description
Buffer overflow in the __nfs4_get_acl_uncached function in fs/nfs/nfs4proc.c in the Linux kernel before 3.7.2 allows local users to cause a denial of service (memory corruption and system crash) or possibly have unspecified other impact via a getxattr system call for the system.nfs4_acl extended attribute of a pathname on an NFSv4 filesystem.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 3.7.1 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://rhn.redhat.com/errata/RHSA-2013-1645.html
- http://rhn.redhat.com/errata/RHSA-2014-0284.html
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.2
- http://www.openwall.com/lists/oss-security/2013/11/18/2
- http://www.securityfocus.com/bid/63791
- https://bugzilla.redhat.com/show_bug.cgi?id=1031678
- https://github.com/torvalds/linux/commit/7d3e91a89b7adbc2831334def9e494dd9892f9aExploitPatch
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://rhn.redhat.com/errata/RHSA-2013-1645.html
- http://rhn.redhat.com/errata/RHSA-2014-0284.html
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.2
- http://www.openwall.com/lists/oss-security/2013/11/18/2
- http://www.securityfocus.com/bid/63791
- https://bugzilla.redhat.com/show_bug.cgi?id=1031678
FAQ
What is CVE-2013-4591?
CVE-2013-4591 is a vulnerability with a CVSS score of 6.2 (MEDIUM). Buffer overflow in the __nfs4_get_acl_uncached function in fs/nfs/nfs4proc.c in the Linux kernel before 3.7.2 allows local users to cause a denial of service (memory corruption and system crash) or po...
How severe is CVE-2013-4591?
CVE-2013-4591 has been rated MEDIUM with a CVSS base score of 6.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-4591?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.