CVE-2010-2542 Memory corruption in n/a

High 7.5 Published Updated

Local attackers can gain privileges via a stack-based buffer overflow in Git's directory setup function triggered by a malicious .git file.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2010-2542?

CVE-2010-2542 is a high-severity memory corruption vulnerability in n/a, published on 11 Aug 2010. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Stack-based buffer overflow in the is_git_directory function in setup.c in Git before 1.7.2.1 allows local users to gain privileges via a long gitdir: field in a .git file in a working copy.

Weakness: CWE-787

Which versions are affected by CVE-2010-2542?

It affects 1 product.

Products include Git-Scm Git.

How do I fix CVE-2010-2542?

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-2010-2542 being exploited?

There is no known exploitation of CVE-2010-2542 in the wild and no public exploit code.

Sources

Also known as DSA-2114-1, GHSA-q648-58gx-r823.

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