CVE-2013-4332

Public Exploit

Description

Multiple integer overflows in malloc/malloc.c in the GNU C Library (aka glibc or libc6) 2.18 and earlier allow context-dependent attackers to cause a denial of service (heap corruption) via a large value to the (1) pvalloc, (2) valloc, (3) posix_memalign, (4) memalign, or (5) aligned_alloc functions.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.63% Top 20%
Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory mandriva.com Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory mandriva.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2013-1605.html vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-4332
http://secunia.com/advisories/55113 third party advisory
http://www.ubuntu.com/usn/USN-1991-1 vendor advisory
http://www.openwall.com/lists/oss-security/2013/09/12/6 patch mailing list
http://www.mandriva.com/security/advisories?name=MDVSA-2013:284 vendor advisory
http://www.securityfocus.com/bid/62324 vdb entry
https://security.gentoo.org/glsa/201503-04 vendor advisory
http://rhn.redhat.com/errata/RHSA-2013-1411.html vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:283 vendor advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=15857 exploit
https://sourceware.org/bugzilla/show_bug.cgi?id=15856
https://sourceware.org/bugzilla/show_bug.cgi?id=15855 exploit

Frequently Asked Questions

What is the severity of CVE-2013-4332?
CVE-2013-4332 has been scored as a medium severity vulnerability.
How to fix CVE-2013-4332?
To fix CVE-2013-4332, 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-2013-4332 being actively exploited in the wild?
It is possible that CVE-2013-4332 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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