SB2024093054 - NULL pointer dereference in Linux kernel mt76 mt7921 driver
Published: September 30, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024093054
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-2024-46860)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the mt7921_ipv6_addr_change() function in drivers/net/wireless/mediatek/mt76/mt7921/main.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/4bfee9346d8c17d928ef6da2b8bffab88fa2a553
- https://git.kernel.org/stable/c/8d92bafd4c67efb692f722d73a07412b5f88c6d6
- https://git.kernel.org/stable/c/479ffee68d59c599f8aed8fa2dcc8e13e7bd13c3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.52