SB2024091217 - NULL pointer dereference in Linux kernel brcm80211 brcmfmac driver
Published: September 12, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024091217
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2024-46672)
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.
References
- https://git.kernel.org/stable/c/4291f94f8c6b01505132c22ee27b59ed27c3584f
- https://git.kernel.org/stable/c/1f566eb912d192c83475a919331aea59619e1197
- https://git.kernel.org/stable/c/2ad4e1ada8eebafa2d75a4b75eeeca882de6ada1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.48