Information disclosure in Linux Kernel
CVE-2013-3076
The crypto API in the Linux kernel through 3.9-rc8 does not initialize certain length variables, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call, related to the hash_recvmsg function in crypto/algif_hash.c and the skcipher_recvmsg function in crypto/algif_skcipher.c.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.9 (Medium). Vector: AV:L/AC:L/Au:N/C:C/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.004 (26.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 26.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux Kernel — versions 3.9
Weakness classification (CWE)
References
- lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2013-April/103750.html (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2013-May/104480.html (vendor-advisory)
- www.ubuntu.com/usn/USN-1837-1 (vendor-advisory)
- www.openwall.com/lists/oss-security/2013/04/14/3 (mailing-list)
- github.com/torvalds/linux/commit/72a763d805a48ac8c0bf48fdb510e84c12de51fe
- lists.opensuse.org/opensuse-security-announce/2013-07/msg00016.html (vendor-advisory)