CVE-2012-0957

Public Exploit

Description

The override_release function in kernel/sys.c in the Linux kernel before 3.4.16 allows local users to obtain sensitive information from kernel stack memory via a uname system call in conjunction with a UNAME26 personality.

Category

4.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.37%
Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory fedoraproject.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.ubuntu.com/usn/USN-1644-1 vendor advisory
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.16
http://www.ubuntu.com/usn/USN-1645-1 vendor advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2702b1526c7278c4d65d78de209a465d4de2885e
http://www.ubuntu.com/usn/USN-1647-1 vendor advisory
http://www.ubuntu.com/usn/USN-1652-1 vendor advisory
http://www.ubuntu.com/usn/USN-1646-1 vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=862877
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091110.html vendor advisory
https://github.com/torvalds/linux/commit/2702b1526c7278c4d65d78de209a465d4de2885e patch
http://www.ubuntu.com/usn/USN-1648-1 vendor advisory
http://www.ubuntu.com/usn/USN-1649-1 vendor advisory
http://secunia.com/advisories/51409 third party advisory
http://www.openwall.com/lists/oss-security/2012/10/09/4 mailing list exploit

Frequently Asked Questions

What is the severity of CVE-2012-0957?
CVE-2012-0957 has been scored as a medium severity vulnerability.
How to fix CVE-2012-0957?
To fix CVE-2012-0957, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-0957 being actively exploited in the wild?
It is possible that CVE-2012-0957 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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