Buffer overflow in Linux Kernel
CVE-2011-4077
Buffer overflow in the xfs_readlink function in fs/xfs/xfs_vnodeops.c in XFS in the Linux kernel 2.6, when CONFIG_XFS_DEBUG is disabled, allows local users to cause a denial of service (memory corruption and crash) and possibly execute arbitrary code via an XFS image containing a symbolic link with a long pathname.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 6.9 (Medium). Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.005 (43.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: -0.000
Affected products
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2011/10/26/1 (mailing-list, Patch, Mailing List, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- www.openwall.com/lists/oss-security/2011/10/26/3 (mailing-list, Patch, Mailing List, Third Party Advisory)
- xorl.wordpress.com/2011/12/07/cve-2011-4077-linux-kernel-xfs-readlink-memory-co… (Exploit, Third Party Advisory)
- oss.sgi.com/archives/xfs/2011-10/msg00345.html (mailing-list, Patch, Third Party Advisory)
- secunia.com/advisories/48964 (Broken Link, third-party-advisory)
- marc.info/ (vendor-advisory, Mailing List, Third Party Advisory)