libSRTP: Denial of Service — GLSA 201405-02

A vulnerability in libSRTP can result in a Denial of Service condition.

Affected Packages

net-libs/libsrtp on all architectures
Affected versions < 1.4.4_p20121108-r1
Unaffected versions >= 1.4.4_p20121108-r1

Background

libSRTP is an Open-source implementation of the Secure Real-time Transport Protocol.

Description

A flaw was found in how the crypto_policy_set_from_profile_for_rtp() function applies cryptographic profiles to an srtp_policy in libSRTP.

Impact

A remote attacker could exploit this vulnerability to crash an application linked against libSRTP, resulting in Denial of Service.

Workaround

There is no known workaround at this time.

Resolution

All libSRTP users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose
 ">=net-libs/libsrtp-1.4.4_p20121108-r1"
 

References

Release Date
May 03, 2014

Latest Revision
May 03, 2014: 1

Severity
normal

Exploitable
remote

Bugzilla entries