Android libsavsvc.so OOB Write in MPEG4 Codec Before v15
CVE-2025-21006 Published on July 8, 2025

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.

NVD

Vulnerability Analysis

CVE-2025-21006 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
HIGH
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Products Associated with CVE-2025-21006

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Samsung Android
 
Google Android
 

Affected Versions

Samsung Mobile libsavsvc.so Version Android 15 is unaffected by CVE-2025-21006

Exploit Probability

EPSS
0.01%
Percentile
2.43%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.