CVE-2011-0761 Null dereference in n/a

Medium 5.0 Published 13 May 2011 Updated 6 Aug 2024

Attackers can cause a denial of service in Perl applications by injecting arguments into specific system call functions, leading to a crash.

Exploited in the wild: Not known
Login needed: Not stated
Attackable: Not stated
Victim action needed: Not stated
Fix: Available

What is CVE-2011-0761?

CVE-2011-0761 is a medium-severity vulnerability in n/a, published on 13 May 2011.

Official description

Perl 5.10.x allows context-dependent attackers to cause a denial of service (NULL pointer dereference and application crash) by leveraging an ability to inject arguments into a (1) getpeername, (2) readdir, (3) closedir, (4) getsockname, (5) rewinddir, (6) tell, or (7) telldir function call.

Which versions are affected by CVE-2011-0761?

It affects 1 product.

Products include Perl Perl.

How do I fix CVE-2011-0761?

Upgrade to a fixed version.

Is CVE-2011-0761 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2011-0761 exists.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as DEBIAN-CVE-2011-0761, GHSA-mmv5-472c-pf4c.