NULL pointer dereference in Linux kernel - CVE-2024-26903
Published: June 13, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU92070
CSH Severity: 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-2024-26903
CWE-ID: CWE-476
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 NULL pointer dereference within the rfcomm_process_rx() function in net/bluetooth/rfcomm/core.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/369f419c097e82407dd429a202cde9a73d3ae29b
- https://git.kernel.org/stable/c/5f369efd9d963c1f711a06c9b8baf9f5ce616d85
- https://git.kernel.org/stable/c/81d7d920a22fd58ef9aedb1bd0a68ee32bd23e96
- https://git.kernel.org/stable/c/8d1753973f598531baaa2c1033cf7f7b5bb004b0
- https://git.kernel.org/stable/c/567c0411dc3b424fc7bd1e6109726d7ba32d4f73
- https://git.kernel.org/stable/c/3ead59bafad05f2967ae2438c0528d53244cfde5
- https://git.kernel.org/stable/c/5f9fe302dd3a9bbc50f4888464c1773f45166bfd
- https://git.kernel.org/stable/c/2535b848fa0f42ddff3e5255cf5e742c9b77bb26
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.311
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.214
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.153
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.273
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.83
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.23
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8