CVE-2025-21006

HIGH

Samsung Android < 15.0 - Out-of-bounds Write in MPEG4 Macro Block Handling

Title source: llm

Description

Out-of-bounds write in handling of macro blocks for MPEG4 codec in libsavsvc.so prior to Android 15 allows local attackers to write out-of-bounds memory.

References (1)

Core 1

Core References

Vendor Advisory

https://security.samsungmobile.com/serviceWeb.smsb?year=2025&month=07

Scores

CVSS v3 7.0

EPSS 0.0005

EPSS Percentile 16.3%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-787

Status published

Products (1)

samsung/android < 15.0

Published Jul 08, 2025

Tracked Since Feb 18, 2026