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CVE-2021-43845

Published: 27 December 2021

PJSIP is a free and open source multimedia communication library. In version 2.11.1 and prior, if incoming RTCP XR message contain block, the data field is not checked against the received packet size, potentially resulting in an out-of-bound read access. This affects all users that use PJMEDIA and RTCP XR. A malicious actor can send a RTCP XR message with an invalid packet size.

Priority

Medium

CVSS 3 base score: 9.1

Status

Package Release Status
asterisk
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Needs triage

jammy Needs triage

trusty Ignored
(out of standard support)
upstream Needs triage

xenial Ignored
(out of standard support)
pjproject
Launchpad, Ubuntu, Debian
bionic Needs triage

trusty Ignored
(out of standard support)
upstream Needs triage

xenial Ignored
(out of standard support)
ring
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Needs triage

trusty Ignored
(out of standard support)
upstream Needs triage

xenial Ignored
(out of standard support)