SB20241022329 - Input validation error in Linux kernel can
Published: October 22, 2024 Updated: May 12, 2025
Security Bulletin ID
SB20241022329
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) Input validation error (CVE-ID: CVE-2022-48977)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the can_rcv() and canfd_rcv() functions in net/can/af_can.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/3982652957e8d79ac32efcb725450580650a8644
- https://git.kernel.org/stable/c/c42221efb1159d6a3c89e96685ee38acdce86b6f
- https://git.kernel.org/stable/c/c142cba37de29f740a3852f01f59876af8ae462a
- https://git.kernel.org/stable/c/fcc63f2f7ee3038d53216edd0d8291e57c752557
- https://git.kernel.org/stable/c/0acc442309a0a1b01bcdaa135e56e6398a49439c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.159
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.83
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.227
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1