#VU105042 Use of uninitialized resource in Linux kernel - CVE-2025-21707
Published: February 27, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU105042
Vulnerability risk: Low
CVSSv4.0: 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-2025-21707
CWE-ID: CWE-908
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
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 mptcp_parse_option() and mptcp_get_options() functions in net/mptcp/options.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/3b5332d416d151a15742d1b16e7319368e3cc5c6
- https://git.kernel.org/stable/c/6169e942370b4b6f9442d35c51519bf6c346843b
- https://git.kernel.org/stable/c/7f6c72b8ef8130760710e337dc8fbe7263954884
- https://git.kernel.org/stable/c/ba0518f9e8688cd4fcb569e8df2a74874b4f3894
- https://git.kernel.org/stable/c/c86b000782daba926c627d2fa00c3f60a75e7472
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.179
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.129
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.76