[ CVE-2021-25370 · Published 26 Mar 2021 ]
Samsung Mobile Devices Memory Corruption Vulnerability
Exploited · CISA KEV CVSS 4.4
EPSS <1%No fix listed yet
[ Why it matters ]Priority signals
- Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2022-11-08
[ Description ]Official description
An incorrect implementation handling file descriptor in dpu driver prior to SMR Mar-2021 Release 1 results in memory corruption leading to kernel panic.
CISA: Samsung mobile devices using Mali GPU contain an incorrect implementation handling file descriptor in dpu driver. This incorrect implementation results in memory corruption, leading to kernel panic. This vulnerability was chained with CVE-2021-25337 and CVE-2021-25369.
[ Fixes ]Fixes and patches
CISA required action (US federal deadline 29 Nov 2022): Apply updates per vendor instructions.
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.
[ References ]References
- security.samsungmobile.comVendor Advisory
- security.samsungmobile.com/securityUpdate.smsbVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalogUS Government Resource