CVE-2013-0242

Description

Buffer overflow in the extend_buffers function in the regular expression matcher (posix/regexec.c) in glibc, possibly 2.17 and earlier, allows context-dependent attackers to cause a denial of service (memory corruption and crash) via crafted multibyte characters.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 2.70% Top 15%
Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory mandriva.com Vendor Advisory secunia.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.vmware.com/security/advisories/VMSA-2014-0008.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/81707 vdb entry
http://rhn.redhat.com/errata/RHSA-2013-1605.html vendor advisory
http://secunia.com/advisories/55113 third party advisory
http://www.ubuntu.com/usn/USN-1991-1 vendor advisory
http://www.securityfocus.com/bid/57638 vdb entry
http://osvdb.org/89747 vdb entry
http://secunia.com/advisories/51951 third party advisory vendor advisory
http://www.securitytracker.com/id/1028063 vdb entry
http://www.openwall.com/lists/oss-security/2013/01/30/5 mailing list
https://security.gentoo.org/glsa/201503-04 vendor advisory
http://sourceware.org/ml/libc-alpha/2013-01/msg00967.html mailing list
http://rhn.redhat.com/errata/RHSA-2013-0769.html vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:163 vendor advisory
http://sourceware.org/bugzilla/show_bug.cgi?id=15078 patch

Frequently Asked Questions

What is the severity of CVE-2013-0242?
CVE-2013-0242 has been scored as a medium severity vulnerability.
How to fix CVE-2013-0242?
To fix CVE-2013-0242, 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-2013-0242 being actively exploited in the wild?
It is possible that CVE-2013-0242 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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