CVE-2026-21091

Out-of-bounds write in libcodec2secevrcdec.so prior to SMR Sep-2026 Release 1 allows local attackers to write out-of-bounds memory.

Score

CVSS 3.1 7.8 High

Status

Analyzed - mobile.security@samsung.com

Published

2026-09-09

Last modified

2026-09-10

Weaknesses

CWE-787

Affected products

• Android (Samsung)
• Samsung Mobile Devices (Samsung Mobile)

References

• https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=09