CVE-2011-2707

Description

The ptrace_setxregs function in arch/xtensa/kernel/ptrace.c in the Linux kernel before 3.1 does not validate user-space pointers, which allows local users to obtain sensitive information from kernel memory locations via a crafted PTRACE_SETXTREGS request.

Category

6.0
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.10%
Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0d0138ebe24b94065580bd2601f8bb7eb6152f56
http://www.openwall.com/lists/oss-security/2011/07/20/18 third party advisory mailing list
https://github.com/torvalds/linux/commit/0d0138ebe24b94065580bd2601f8bb7eb6152f56 third party advisory patch
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1 mailing list patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2011-2707?
CVE-2011-2707 has been scored as a medium severity vulnerability.
How to fix CVE-2011-2707?
To fix CVE-2011-2707, 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-2011-2707 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2011-2707 is being actively exploited. 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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