Use of uninitialized resource in Linux kernel - CVE-2025-22059
Published: April 22, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU107758
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-2025-22059
CWE-ID: CWE-908
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 use of uninitialized resource within the udp_rmem_schedule() and __udp_enqueue_schedule_skb() functions in net/ipv4/udp.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2025-22059
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/1f529988efe9870db802cb79d01d8f473099b4d7
- https://git.kernel.org/stable/c/5a465a0da13ee9fbd7d3cd0b2893309b0fe4b7e3
- https://git.kernel.org/stable/c/7571aadd20289e9ea10ebfed0986f39ed8b3c16b
- https://git.kernel.org/stable/c/94d5ad7b41122be33ebc2a6830fe710cba1ecd75
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.23