CVE-2013-3233

Description

The llcp_sock_recvmsg function in net/nfc/llcp/sock.c in the Linux kernel before 3.9-rc7 does not initialize a certain length variable and a certain data structure, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call.

Category

4.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.07%
Vendor Advisory fedoraproject.org Vendor Advisory mandriva.com Vendor Advisory fedoraproject.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory github.com Vendor Advisory lkml.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/103750.html vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:176 vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/104480.html vendor advisory
http://www.ubuntu.com/usn/USN-1837-1 vendor advisory
https://lkml.org/lkml/2013/4/14/107 mailing list vendor advisory
http://www.openwall.com/lists/oss-security/2013/04/14/3 mailing list
http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html vendor advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d26d6504f23e803824e8ebd14e52d4fc0a0b09cb
https://github.com/torvalds/linux/commit/d26d6504f23e803824e8ebd14e52d4fc0a0b09cb vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-3233?
CVE-2013-3233 has been scored as a medium severity vulnerability.
How to fix CVE-2013-3233?
To fix CVE-2013-3233, 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-2013-3233 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2013-3233 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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