# CVE-2021-25370: Samsung Mobile Devices Memory Corruption Vulnerability

Source: https://junglewise.ai/threats/cve-2021-25370-samsung-mobile-devices-memory-corruption-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-11-08. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2021-25370 · Severity: critical · CVSS 6.1 · Exploited in the wild · Published 2022-11-08

Samsung mobile devices using Mali GPUs contain an incorrect file descriptor handling implementation in the dpu driver. This flaw leads to memory corruption and kernel panic, and has been observed being chained with other vulnerabilities in the wild.

Technologies: [Samsung Mobile Devices](https://junglewise.ai/threats/technologies/mobile-devices). Vendors: [Samsung](https://junglewise.ai/threats/vendors/samsung).

## Quick answers

**Is CVE-2021-25370 exploited in the wild?** Yes. CVE-2021-25370 is known to be exploited in the wild, first recorded on 8 November 2022. Treat it as urgent.

**How severe is CVE-2021-25370?** Critical severity, with a CVSS score of 6.1, published 8 November 2022.

**Which products and versions are affected?** Google Android 8.0, 8.1, 9.0, 10.0, 11.0; Samsung Android (SMR) Prior to SMR Mar-2021 Release 1.

**Is there a fix for CVE-2021-25370?** A patch was published on 2021-03-01: SMR Mar-2021 Release 1 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2021-25370 attacked?** It is attacked with local access, in an operating system.

**Am I affected by CVE-2021-25370?** Check whether you run Samsung Mobile Devices. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Google Android 8.0, 8.1, 9.0, 10.0, 11.0
- Samsung Android (SMR) Prior to SMR Mar-2021 Release 1

## Timeline

- 2021-03-26: disclosed: NVD Published Date
- 2021-03-01: patched: SMR Mar-2021 Release 1
- 2022-11-08: kev added: Added to CISA KEV catalog
- 2022-11-08: exploited: Reported as exploited in the wild in advisory summary

## Related threats

- [Samsung Mobile Devices out-of-bounds write in libimagecodec.quram.so](https://junglewise.ai/threats/cve-2025-21042-samsung-mobile-devices-out-of-bounds-write-in-libimagecodec-quram)
- [Samsung Mobile Devices out-of-bounds write in libimagecodec.quram.so](https://junglewise.ai/threats/cve-2025-21043-samsung-mobile-devices-out-of-bounds-write-in-libimagecodec-quram)
- [Samsung Mobile Devices Use-After-Free Vulnerability](https://junglewise.ai/threats/cve-2022-22265-samsung-mobile-devices-use-after-free-vulnerability)
- [Samsung Mobile Devices Unspecified Vulnerability](https://junglewise.ai/threats/cve-2021-25371-samsung-mobile-devices-unspecified-vulnerability)
- [Samsung Mobile Devices Improper Boundary Check Vulnerability](https://junglewise.ai/threats/cve-2021-25372-samsung-mobile-devices-improper-boundary-check-vulnerability)