What is GHSA-4f39-h9cc-q7g2?

GHSA-4f39-h9cc-q7g2 is a security advisory published by GitHub Security Advisories with High severity. An integer overflow in the hScale16To19_c() function (libswscale/output.c) of FFmpeg N-122528...

Which CVE IDs does GHSA-4f39-h9cc-q7g2 cover?

GHSA-4f39-h9cc-q7g2 covers the following CVE IDs: CVE-2026-38349. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-4f39-h9cc-q7g2?

GHSA-4f39-h9cc-q7g2 has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-4f39-h9cc-q7g2HighCVSS 7.5

An integer overflow in the hScale16To19_c() function (libswscale/output.c) of FFmpeg N-122528...

Vendor

GitHub Security Advisories

Published

August 28, 2026

Last Modified

August 28, 2026

🔗 CVE IDs covered (1)

CVE-2026-38349 →

📋 Description

An integer overflow in the hScale16To19_c() function (libswscale/output.c) of FFmpeg N-122528-gdd2976b9e1 allows attackers to cause a Denial of Service (DoS) via supplying a crafted image file.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-38349
https://code.ffmpeg.org/FFmpeg/FFmpeg/issues/21592
https://github.com/advisories/GHSA-4f39-h9cc-q7g2