#VU115813 Use of uninitialized resource in Linux kernel - CVE-2023-53344
Published: September 18, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115813
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-2023-53344
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 bcm_tx_setup() function in net/can/bcm.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/2b4c99f7d9a57ecd644eda9b1fb0a1072414959f
- https://git.kernel.org/stable/c/2e6ad51c709fa794e0ce26003c9c9cd944e3383a
- https://git.kernel.org/stable/c/3fa0f1e0e31b1b73cdf59d4c36c7242e6ef821be
- https://git.kernel.org/stable/c/618b15d09fed6126356101543451d49860db4388
- https://git.kernel.org/stable/c/78bc7f0ab99458221224d3ab97199c0f8e6861f1
- https://git.kernel.org/stable/c/ab2a55907823f0bca56b6d03ea05e4071ba8535f
- https://git.kernel.org/stable/c/bf70e0eab64c625da84d9fdf4e84466b79418920
- https://git.kernel.org/stable/c/c11dbc7705b3739974ac31a13f4ab81e61a5fb07
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.23