Out-of-bounds Read in Samsung Android

CVE-2025-21055

Out-of-bounds read and write in libimagecodec.quram.so prior to SMR Oct-2025 Release 1 allows remote attackers to access out-of-bounds memory.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (19.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.

Affected products

Samsung Android — versions 13.0, 14.0, 15.0
Samsung Mobile Devices — versions SMR Oct-2025 Release in Android 13, 14, 15, 16

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-21055?: CVE-2025-21055 is a medium-severity vulnerability in Samsung Android, classified under Out-of-bounds Read. CVSS score: 4.3/10. Published 2025-10-10.
How severe is CVE-2025-21055?: Medium severity. CVSS v3 base score is 4.3 out of 10.