CVE-2014-9424 Use after free in n/a

High 7.5 Published 29 Dec 2014 Updated 16 Sep 2024

Remote attackers can cause denial of service or potentially execute code via a double free vulnerability in LibreSSL's DTLS handshake processing.

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-2014-9424?

CVE-2014-9424 is a high-severity use after free vulnerability in n/a, published on 29 Dec 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Double free vulnerability in the ssl_parse_clienthello_use_srtp_ext function in d1_srtp.c in LibreSSL before 2.1.2 allows remote attackers to cause a denial of service or possibly have unspecified other impact by triggering a certain length-verification error during processing of a DTLS handshake.

Which versions are affected by CVE-2014-9424?

It affects 1 product.

Products include Openbsd Libressl.

How do I fix CVE-2014-9424?

No fix has been published for CVE-2014-9424 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2014-9424 being exploited?

There is no known exploitation of CVE-2014-9424 in the wild and no public exploit code.

Sources

Also known as GHSA-8258-9w54-3r97.