CVE-2026-21124

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

Score

CVSS 4.0 8.6 High

Status

Awaiting Analysis - mobile.security@samsung.com

Published

2026-10-12

Last modified

2026-10-14

Weaknesses

CWE-20

Affected products

• Samsung Mobile Devices (Samsung Mobile)

References

• https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=10