SB2025050435 - NULL pointer dereference in Linux kernel smc
Published: May 4, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025050435
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-2023-53110)
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_cdc_msg_send() function in net/smc/smc_cdc.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/22a825c541d775c1dbe7b2402786025acad6727b
- https://git.kernel.org/stable/c/31817c530768b0199771ec6019571b4f0ddbf230
- https://git.kernel.org/stable/c/3c270435db8aa34929263dddae8fd050f5216ecb
- https://git.kernel.org/stable/c/3ebac7cf0a184a8102821a7a00203f02bebda83c
- https://git.kernel.org/stable/c/b108bd9e6be000492ebebe867daa699285978a10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.104