What is GHSA-vh34-cwh6-25cc?

GHSA-vh34-cwh6-25cc is a security advisory published by GitHub Security Advisories with High severity. Improper input validation in parsing sheifd in libsimba.heifdec.media.samsung.so prior to SMR Oct...

Which CVE IDs does GHSA-vh34-cwh6-25cc cover?

GHSA-vh34-cwh6-25cc covers the following CVE IDs: CVE-2026-21125. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-vh34-cwh6-25ccHigh

Improper input validation in parsing sheifd in libsimba.heifdec.media.samsung.so prior to SMR Oct...

Vendor

GitHub Security Advisories

Published

October 12, 2026

Last Modified

October 12, 2026

🔗 CVE IDs covered (1)

CVE-2026-21125 →

📋 Description

Improper input validation in parsing sheifd in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1 allows local attackers to potentially execute arbitrary code.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-21125
https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=10
https://github.com/advisories/GHSA-vh34-cwh6-25cc