Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 3.9 |
Related Weaknesses (CWE)
References
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/103750.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-May/104480.html
- http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00016.html
- http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html
- http://www.openwall.com/lists/oss-security/2013/04/14/3
- http://www.ubuntu.com/usn/USN-1837-1
- https://github.com/torvalds/linux/commit/72a763d805a48ac8c0bf48fdb510e84c12de51f
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/103750.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-May/104480.html
- http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00016.html
- http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html
- http://www.openwall.com/lists/oss-security/2013/04/14/3
- http://www.ubuntu.com/usn/USN-1837-1
- https://github.com/torvalds/linux/commit/72a763d805a48ac8c0bf48fdb510e84c12de51f
FAQ
What is CVE-2013-3076?
CVE-2013-3076 is a vulnerability with a CVSS score of 4.9 (MEDIUM). 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...
How severe is CVE-2013-3076?
CVE-2013-3076 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-3076?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.