Buffer overflow in Linux kernel - CVE-2025-37803
Published: May 8, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108822
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-37803
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the udmabuf_create() function in drivers/dma-buf/udmabuf.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2025-37803
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/021ba7f1babd029e714d13a6bf2571b08af96d0f
- https://git.kernel.org/stable/c/13fe12c037b470321436deec393030c6153cfeb9
- https://git.kernel.org/stable/c/2b8419c6ecf69007dcff54ea0b9f0b215282c55a
- https://git.kernel.org/stable/c/373512760e13fdaa726faa9502d0f5be2abb3d33
- https://git.kernel.org/stable/c/3f6c9d66e0f8eb9679b57913aa64b4d2266f6fbe
- https://git.kernel.org/stable/c/b2ff4e9c599b000833d16a917f519aa2e4a75de2
- https://git.kernel.org/stable/c/e84a08fc7e25cdad5d9a3def42cc770ff711193f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.293