NULL pointer dereference in Linux kernel - CVE-2024-27048
Published: May 31, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90524
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-2024-27048
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 brcmf_pmksa_v3_op() function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.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/df62e22c2e27420e8990a4f09e30d7bf56c2036f
- https://git.kernel.org/stable/c/9975908315c13bae2f2ed5ba92870fa935180b0e
- https://git.kernel.org/stable/c/6138a82f3bccfc67ed7ac059493579fc326c02e5
- https://git.kernel.org/stable/c/b4152222e04cb8afeeca239c90e3fcaf4c553b42
- 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-6.8.2