CVE-2012-4465 Memory corruption in n/a

Medium 6.5 Published 10 Oct 2012 Updated 6 Aug 2024

Remote authenticated users can trigger a heap-based buffer overflow in cgit via a crafted commit author field, causing a crash or potential code execution.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2012-4465?

CVE-2012-4465 is a medium-severity memory corruption vulnerability in n/a, published on 10 Oct 2012. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Heap-based buffer overflow in the substr function in parsing.c in cgit 0.9.0.3 and earlier allows remote authenticated users to cause a denial of service (crash) and possibly execute arbitrary code via an empty username in the "Author" field in a commit.

Weakness: CWE-119

Which versions are affected by CVE-2012-4465?

It affects 1 product.

Products include Lars Hjemli Cgit.

How do I fix CVE-2012-4465?

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-2012-4465 being exploited?

There is no known exploitation of CVE-2012-4465 in the wild and no public exploit code.

Sources

Also known as GHSA-79m9-fj96-r8q8.