Android libsavsvc.so OOB Read in Frame Header Decoding
CVE-2025-21009 Published on July 8, 2025

Out-of-bounds read in decoding malformed frame header in libsavsvc.so prior to Android 15 allows local attackers to cause memory corruption.

NVD

Vulnerability Analysis

CVE-2025-21009 can be exploited with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

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

Products Associated with CVE-2025-21009

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Samsung Android
 
Google Android
 

Affected Versions

Samsung Mobile libsavsvc.so Version Android 15 is unaffected by CVE-2025-21009

Exploit Probability

EPSS
0.03%
Percentile
6.37%

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.