What is GHSA-gpjg-x49v-595v?

GHSA-gpjg-x49v-595v is a security advisory published by GitHub Security Advisories with High severity. A heap overflow in the ff_sws_alphablendaway function (libswscale/alphablend.c) of FFmpeg git...

Which CVE IDs does GHSA-gpjg-x49v-595v cover?

GHSA-gpjg-x49v-595v covers the following CVE IDs: CVE-2026-38347. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-gpjg-x49v-595v?

GHSA-gpjg-x49v-595v has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-gpjg-x49v-595vHighCVSS 7.5

A heap overflow in the ff_sws_alphablendaway function (libswscale/alphablend.c) of FFmpeg git...

Vendor

GitHub Security Advisories

Published

August 28, 2026

Last Modified

August 31, 2026

🔗 CVE IDs covered (1)

CVE-2026-38347 →

📋 Description

A heap overflow in the ff_sws_alphablendaway function (libswscale/alphablend.c) of FFmpeg git-master commit 722a217 allows attackers to cause a Denial of Service (DoS) via a crafted input.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-38347
https://trac.ffmpeg.org/ticket/11692
https://github.com/advisories/GHSA-gpjg-x49v-595v