CVE-2025-37803

udmabuf: fix a buf size overflow issue during udmabuf creation

Description

In the Linux kernel, the following vulnerability has been resolved: udmabuf: fix a buf size overflow issue during udmabuf creation by casting size_limit_mb to u64 when calculate pglimit.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.03%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/e84a08fc7e25cdad5d9a3def42cc770ff711193f patch
https://git.kernel.org/stable/c/13fe12c037b470321436deec393030c6153cfeb9 patch
https://git.kernel.org/stable/c/373512760e13fdaa726faa9502d0f5be2abb3d33 patch
https://git.kernel.org/stable/c/3f6c9d66e0f8eb9679b57913aa64b4d2266f6fbe patch
https://git.kernel.org/stable/c/b2ff4e9c599b000833d16a917f519aa2e4a75de2 patch
https://git.kernel.org/stable/c/2b8419c6ecf69007dcff54ea0b9f0b215282c55a patch
https://git.kernel.org/stable/c/021ba7f1babd029e714d13a6bf2571b08af96d0f patch

Frequently Asked Questions

What is the severity of CVE-2025-37803?
CVE-2025-37803 has been scored as a high severity vulnerability.
How to fix CVE-2025-37803?
To fix CVE-2025-37803, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-37803 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-37803 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-37803?
CVE-2025-37803 affects Linux Linux, Linux Linux.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.