CVE-2021-41141

Missing release of locks in PJSIP

Description

PJSIP is a free and open source multimedia communication library written in the C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In various parts of PJSIP, when error/failure occurs, it is found that the function returns without releasing the currently held locks. This could result in a system deadlock, which cause a denial of service for the users. No release has yet been made which contains the linked fix commit. All versions up to an including 2.11.1 are affected. Users may need to manually apply the patch.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.25%
Vendor Advisory gentoo.org
Affected: pjsip pjproject
Published at:
Updated at:

References

Link Tags
https://github.com/pjsip/pjproject/security/advisories/GHSA-8fmx-hqw7-6gmc third party advisory patch
https://github.com/pjsip/pjproject/commit/1aa2c0e0fb60a1b0bf793e0d834073ffe50fb196 third party advisory patch
https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html third party advisory mailing list
https://security.gentoo.org/glsa/202210-37 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-41141?
CVE-2021-41141 has been scored as a medium severity vulnerability.
How to fix CVE-2021-41141?
To fix CVE-2021-41141, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-41141 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-41141 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-41141?
CVE-2021-41141 affects pjsip pjproject.
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