CVE-2021-41396 Memory corruption in n/a

High 7.5 Published 11 Jul 2022 Updated 4 Aug 2024

A heap-based buffer overflow in Live555 allows attackers to cause a denial of service via excessive socket connections.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-41396?

CVE-2021-41396 is a high-severity memory corruption vulnerability in n/a, published on 11 Jul 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Live555 through 1.08 does not handle socket connections properly. A huge number of incoming socket connections in a short time invokes the error-handling module, in which a heap-based buffer overflow happens. An attacker can leverage this to launch a DoS attack.

Weakness: CWE-787

Which versions are affected by CVE-2021-41396?

It affects 1 product.

Products include Live555 Live555.

How do I fix CVE-2021-41396?

No fix has been published for CVE-2021-41396 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2021-41396 being exploited?

There is no known exploitation of CVE-2021-41396 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2021-41396, GHSA-vjgm-3mww-8qmf, UBUNTU-CVE-2021-41396.