SB20240531479 - NULL pointer dereference in Linux kernel firmware arm_scmi driver
Published: May 31, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240531479
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-2024-26893)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the smc_chan_free() function in drivers/firmware/arm_scmi/smc.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/0d276d9f335f41d6524258d58c0c0241ef9a83a4
- https://git.kernel.org/stable/c/857f56db8c3a71f9871922b6984ff74ad588cb2c
- https://git.kernel.org/stable/c/8ffaa17ccb1eb1b65cf85db63225a3581c303773
- https://git.kernel.org/stable/c/ead445dd3d681020af333649a27306160eee761d
- https://git.kernel.org/stable/c/f1d71576d2c9ec8fdb822173fa7f3de79475e9bd
- 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-6.8.2