What is CVE-2021-25370?

CVE-2021-25370 is a medium-severity vulnerability in Samsung Mobile Devices. CVSS score: 6.1/10. Published 2021-03-26.

How severe is CVE-2021-25370?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2021-25370 known to be exploited?

Yes. CVE-2021-25370 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-11-08), indicating it is being actively exploited. 17 public proof-of-concept repositories are indexed.

Vulnerability in Samsung Mobile Devices

CVE-2021-25370

An incorrect implementation handling file descriptor in dpu driver prior to SMR Mar-2021 Release 1 results in memory corruption leading to kernel panic.

EPSS: 0.005 (66.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Samsung Mobile Devices — versions Selected O(8.X), P(9.0), Q(10.0), R(11.0)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-11-08. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-11-29.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

security.samsungmobile.com/securityUpdate.smsb (x_refsource_CONFIRM)
security.samsungmobile.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2021-25370?: CVE-2021-25370 is a medium-severity vulnerability in Samsung Mobile Devices. CVSS score: 6.1/10. Published 2021-03-26.
How severe is CVE-2021-25370?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2021-25370 known to be exploited?: Yes. CVE-2021-25370 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-11-08), indicating it is being actively exploited. 17 public proof-of-concept repositories are indexed.