CVE-2026-21066

Improper input validation in libcodec2_sec_flacdec.so prior to SMR Aug-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

2026-08-10

Last modified

2026-10-23

Weaknesses

CWE-20

Affected products

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

References

• https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=08