CVE-2022-21722
Critical
Description
PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In version 2.11.1 and prior, there are various cases where it is possible that certain incoming RTP/RTCP packets can potentially cause out-of-bound read access. This issue affects all users that use PJMEDIA and accept incoming RTP/RTCP. A patch is available as a commit in the `master` branch. There are no known workarounds.
SeverityCritical
CVSS9.1
Exploit probability—
Product
Teluu Pjsip
PublishedJan 27, 2022
First seenJan 27, 2022
Weakness typeCWE-125Out-of-bounds read
How to fix
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| teluu pjsip | v ≤ 2.11.1 | — |
| debian debian_linux | 9.0, 10.0 | — |
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