CVE-2013-7263

Description

The Linux kernel before 3.12.4 updates certain length values before ensuring that associated data structures have been initialized, which allows local users to obtain sensitive information from kernel stack memory via a (1) recvfrom, (2) recvmmsg, or (3) recvmsg system call, related to net/ipv4/ping.c, net/ipv4/raw.c, net/ipv4/udp.c, net/ipv6/raw.c, and net/ipv6/udp.c.

Category

4.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.05%
Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.ubuntu.com/usn/USN-2135-1 vendor advisory
http://rhn.redhat.com/errata/RHSA-2014-0159.html vendor advisory
http://www.ubuntu.com/usn/USN-2138-1 vendor advisory
http://www.ubuntu.com/usn/USN-2108-1 vendor advisory
http://rhn.redhat.com/errata/RHSA-2014-0285.html vendor advisory
http://www.ubuntu.com/usn/USN-2113-1 vendor advisory
http://www.ubuntu.com/usn/USN-2141-1 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html vendor advisory
http://www.ubuntu.com/usn/USN-2110-1 vendor advisory
http://seclists.org/oss-sec/2014/q1/29 mailing list
http://www.ubuntu.com/usn/USN-2136-1 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html vendor advisory
http://www.ubuntu.com/usn/USN-2139-1 vendor advisory
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.4
https://github.com/torvalds/linux/commit/bceaa90240b6019ed73b49965eac7d167610be69
http://www.ubuntu.com/usn/USN-2117-1 vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1035875
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html vendor advisory
http://secunia.com/advisories/56036 third party advisory
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html vendor advisory
http://www.ubuntu.com/usn/USN-2109-1 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00026.html vendor advisory
http://www.ubuntu.com/usn/USN-2107-1 vendor advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=bceaa90240b6019ed73b49965eac7d167610be69
http://www.openwall.com/lists/oss-security/2013/11/28/13 mailing list
http://secunia.com/advisories/55882 third party advisory

Frequently Asked Questions

What is the severity of CVE-2013-7263?
CVE-2013-7263 has been scored as a medium severity vulnerability.
How to fix CVE-2013-7263?
To fix CVE-2013-7263, 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-2013-7263 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2013-7263 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.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.