What is CVE-2022-24792?

CVE-2022-24792 is a high-severity vulnerability in Pjsip Pjproject, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2022-04-25.

How severe is CVE-2022-24792?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2022-24792 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Pjsip Pjproject

CVE-2022-24792

PJSIP is a free and open source multimedia communication library written in C. A denial-of-service vulnerability affects applications on a 32-bit systems that use PJSIP versions 2.12 and prior to play/read invalid WAV files. The vulnerability occurs when reading WAV file data chunks with length greater than 31-bit integers. The vulnerability does not affect 64-bit apps and should not affect apps that only plays trusted WAV files. A patch is available on the `master` branch of the `pjsip/project` GitHub repository. As a workaround, apps can reject a WAV file received from an unknown source or validate the file first.

Published 2022-04-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.021 (80.5th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 80.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.021 · change: +0.002

Affected products

Pjsip Pjproject — versions <= 2.12
Teluu Pjsip
Debian Linux — versions 9.0, 10.0, 11.0

Weakness classification (CWE)

CWE-835 — Loop with Unreachable Exit Condition (Infinite Loop)

Public proof-of-concept exploits

References

github.com/pjsip/pjproject/security/advisories/GHSA-rwgw-vwxg-q799 (Patch, Third Party Advisory)
github.com/pjsip/pjproject/commit/947bc1ee6d05be10204b918df75a503415fd3213 (Patch, Third Party Advisory)
lists.debian.org/debian-lts-announce/2022/05/msg00047.html (mailing-list, Mailing List, Third Party Advisory)
security.gentoo.org/glsa/202210-37 (vendor-advisory, Third Party Advisory)
lists.debian.org/debian-lts-announce/2022/11/msg00021.html (mailing-list, Mailing List, Third Party Advisory)
www.debian.org/security/2022/dsa-5285 (vendor-advisory, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2022-24792?: CVE-2022-24792 is a high-severity vulnerability in Pjsip Pjproject, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2022-04-25.
How severe is CVE-2022-24792?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-24792 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.