CVE-2013-4312

Description

The Linux kernel before 4.4.1 allows local users to bypass file-descriptor limits and cause a denial of service (memory consumption) by sending each descriptor over a UNIX socket before closing it, related to net/unix/af_unix.c and net/unix/garbage.c.

Category

6.2
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.03%
Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory fedoraproject.org Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory fedoraproject.org Vendor Advisory kernel.org Vendor Advisory kernel.org Vendor Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2016-0855.html vendor advisory
https://github.com/torvalds/linux/commit/712f4aad406bb1ed67f3f98d04c044191f0ff593 vendor advisory
http://www.ubuntu.com/usn/USN-2967-1 vendor advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1 vendor advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1297813 third party advisory vdb entry issue tracking
http://www.debian.org/security/2016/dsa-3503 vendor advisory
http://www.ubuntu.com/usn/USN-2967-2 vendor advisory
http://rhn.redhat.com/errata/RHSA-2016-2584.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2016-2574.html vendor advisory
http://www.securityfocus.com/bid/82986 vdb entry
http://www.ubuntu.com/usn/USN-2929-1 vendor advisory
http://www.ubuntu.com/usn/USN-2932-1 vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176484.html vendor advisory
https://security-tracker.debian.org/tracker/CVE-2013-4312 third party advisory vdb entry
http://www.ubuntu.com/usn/USN-2931-1 vendor advisory
http://www.debian.org/security/2016/dsa-3448 vendor advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=712f4aad406bb1ed67f3f98d04c044191f0ff593 vendor advisory
http://www.ubuntu.com/usn/USN-2929-2 vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176464.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-4312?
CVE-2013-4312 has been scored as a medium severity vulnerability.
How to fix CVE-2013-4312?
To fix CVE-2013-4312, 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-2013-4312 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2013-4312 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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