CVE-2021-41141
This could result in a system deadlock, which cause a denial of service for the users.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.37%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.37% probability · 70th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-667
- Affected
- teluu/pjsip · debian/debian linux
- Source
- security-advisories@github.com
References
- https://github.com/pjsip/pjproject/commit/1aa2c0e0fb60a1b0bf793e0d834073ffe50fb196Patch, Third Party Advisory
- https://github.com/pjsip/pjproject/security/advisories/GHSA-8fmx-hqw7-6gmcPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/03/msg00035.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202210-37Third Party Advisory
- https://github.com/pjsip/pjproject/commit/1aa2c0e0fb60a1b0bf793e0d834073ffe50fb196Patch, Third Party Advisory
- https://github.com/pjsip/pjproject/security/advisories/GHSA-8fmx-hqw7-6gmcPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/03/msg00035.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202210-37Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.