Out-of-Bounds Write Vulnerability in libcodec2secevrcdec.so by Samsung
CVE-2026-21091

4.4MEDIUM

Key Information:

Vendor

Samsung
Status
Samsung Devices
Vendor
CVE Published:
9 September 2026

What is CVE-2026-21091?

The vulnerability in libcodec2secevrcdec.so allows local attackers to perform out-of-bounds writes, potentially compromising memory integrity. This issue is present in versions prior to SMR Sep-2026 Release 1, which could exploit memory operations leading to unintended data manipulation or crashes. Users are urged to apply the latest updates to mitigate risks associated with this vulnerability.

Affected Version(s)

Samsung Mobile Devices SMR Sep-2026 Release in Android 14, 15, 16, 17

References

https://security.samsungmobile.com/securityUpdate.smsb?ye...

CVSS V4

Score:
4.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.