Vulnerability Description
The mp_get_count function in drivers/staging/sb105x/sb_pci_mp.c in the Linux kernel before 3.12 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory via a TIOCGICOUNT ioctl call.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 3.11.7 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.openwall.com/lists/oss-security/2013/11/04/22
- http://www.ubuntu.com/usn/USN-2069-1
- http://www.ubuntu.com/usn/USN-2070-1
- http://www.ubuntu.com/usn/USN-2073-1
- http://www.ubuntu.com/usn/USN-2075-1
- https://github.com/torvalds/linux/commit/a8b33654b1e3b0c74d4a1fed041c9aae50b3c42ExploitPatch
- https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.12.bz2Patch
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.openwall.com/lists/oss-security/2013/11/04/22
- http://www.ubuntu.com/usn/USN-2069-1
- http://www.ubuntu.com/usn/USN-2070-1
- http://www.ubuntu.com/usn/USN-2073-1
- http://www.ubuntu.com/usn/USN-2075-1
- https://github.com/torvalds/linux/commit/a8b33654b1e3b0c74d4a1fed041c9aae50b3c42ExploitPatch
FAQ
What is CVE-2013-4516?
CVE-2013-4516 is a vulnerability with a CVSS score of 4.9 (MEDIUM). The mp_get_count function in drivers/staging/sb105x/sb_pci_mp.c in the Linux kernel before 3.12 does not initialize a certain data structure, which allows local users to obtain sensitive information f...
How severe is CVE-2013-4516?
CVE-2013-4516 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-2013-4516?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.