SB2025110368 - Memory leak in Linux kernel can spi driver
Published: November 3, 2025
Security Bulletin ID
SB2025110368
CSH 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 vulnerability.
1) Memory leak (CVE-ID: CVE-2025-40107)
CWE-ID: CWE-401 - Missing release of memory after effective lifetime
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the hi3110_stop(), hi3110_open(), hi3110_can_probe() and hi3110_can_remove() functions in drivers/net/can/spi/hi311x.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/1d2ef21f02baff0c109ad78b9e835fb4acb14533
- https://git.kernel.org/stable/c/6b696808472197b77b888f50bc789a3bae077743
- https://git.kernel.org/stable/c/d1fc4c041459e2d4856c1b2501486ba4f0cbf96b
- https://git.kernel.org/stable/c/e93af787187e585933570563c643337fa731584a
- https://git.kernel.org/stable/c/fd00cf38fd437c979f0e5905e3ebdfc3f55a4b96