CVE-2021-25370 in Google and Samsung Products
Published on March 26, 2021
Known Exploited Vulnerability
This Samsung Mobile Devices Memory Corruption Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. 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.
The following remediation steps are recommended / required by November 29, 2022: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2021-25370 is exploitable with physical access, and requires user privileges. This vulnerability is consided to have a high level of attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
Improper Check or Handling of Exceptional Conditions
The software does not properly anticipate or handle exceptional conditions that rarely occur during normal operation of the software.
Products Associated with CVE-2021-25370
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Affected Versions
Samsung Mobile Devices:- Version Selected O(8.X), P(9.0), Q(10.0), R(11.0) and below SMR Mar-2021 Release 1 is affected.
Exploit Probability
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.