CVE-2012-4424 Memory corruption in n/a
A stack-based buffer overflow in glibc allows attackers to cause a crash or execute arbitrary code via a long string triggering malloc failure.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-4424?
CVE-2012-4424 is a medium-severity memory corruption vulnerability in Gnu Glibc, published on 9 Oct 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Stack-based buffer overflow in string/strcoll_l.c in the GNU C Library (aka glibc or libc6) 2.17 and earlier allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a long string that triggers a malloc failure and use of the alloca function.
Weakness: CWE-119
Which versions are affected by CVE-2012-4424?
It affects 1 product.
Products include Gnu Glibc.
How do I fix CVE-2012-4424?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2012-4424 being exploited?
There is no known exploitation of CVE-2012-4424 in the wild and no public exploit code.
Other vulnerabilities in Gnu Glibc
Sources
Also known as DEBIAN-CVE-2012-4424, GHSA-xmcm-jqgw-pm47.