CVEs / CVE-2021-25370
CVE-2021-25370: Samsung Mobile Devices Memory Corruption Vulnerability
- Known exploited in the CISA KEV catalog since 8 Nov 2022
- medium 4.4 CVSS 3.1 (NVD)
- EPSS 0.89% chance of exploitation in the next 30 days, higher than 59% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
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.
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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| Samsung Mobile Samsung Mobile Devices | from Selected O(8.X), P(9.0), Q(10.0), R(11.0) , before SMR Mar-2021 Release 1 | SMR Mar-2021 Release 1 |
Exploitation
| In CISA KEV since | 8 Nov 2022 |
|---|---|
| Due date for US federal agencies | 29 Nov 2022 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply updates per vendor instructions. |
Severity
| CVSS 3.1 | 4.4 mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HScored by NVD |
|---|---|
| Weakness | CWE-416, CWE-703 |
References
- CVE-2021-25370 on NVD
- CVE-2021-25370 in the CISA KEV catalog
- https://security.samsungmobile.com/securityUpdate.smsb (cited by CISA)
- https://security.samsungmobile.com Vendor Advisory
- https://security.samsungmobile.com/securityUpdate.smsb Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25370 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.