Samsung Mobile Devices Memory Corruption Vulnerability (CVE-2021-25370)
Severity: medium · Patch status: patched · Since 2022-11-08 · CVE-2021-25370
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. CISA added CVE-2021-25370 to its Known Exploited Vulnerabilities catalog on Nov 8, 2022, which means attackers are exploiting it in the wild.
What to do
- Apply updates per vendor instructions.
- US federal agencies must remediate by Nov 29, 2022 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch