Buffer overflow in Linux Kernel
CVE-2013-4591
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 6.2 (Medium). Vector: AV:L/AC:H/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.006 (44.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 44.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Linux Kernel — versions 3.0, 3.0.1, 3.0.2
Weakness classification (CWE)
References
- www.securityfocus.com/bid/63791 (vdb-entry)
- www.openwall.com/lists/oss-security/2013/11/18/2 (mailing-list)
- rhn.redhat.com/errata/RHSA-2013-1645.html (vendor-advisory)
- git.kernel.org/
- github.com/torvalds/linux/commit/7d3e91a89b7adbc2831334def9e494dd9892f9af (Exploit, Patch)
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.2
- bugzilla.redhat.com/show_bug.cgi
- rhn.redhat.com/errata/RHSA-2014-0284.html (vendor-advisory)