SB20260918380 - Memory leak in Linux kernel cpufreq driver
Published: September 18, 2026
Security Bulletin ID
SB20260918380
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Memory leak (CVE-ID: CVE-2026-90296)
CWE-ID: CWE-401 - Missing release of memory after effective lifetime
CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to a memory leak in the imx6q cpufreq driver when rebinding the driver. A local user can repeatedly rebind the driver to cause a denial of service.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0f77d1a0a25056146eea1f8619fa06ce287c91f7
- https://git.kernel.org/stable/c/22c23c72c3b21fa3ec3db5070dfc0582794e0ef9
- https://git.kernel.org/stable/c/38d2c3c9238b9d499e1829a3b8e80c2f73c73b5c
- https://git.kernel.org/stable/c/493c4d5982f037f288509a1cee352b8b9705fb38
- https://git.kernel.org/stable/c/92e53a5274276a7b1ca815b9aacebea4fb7efe75
- https://git.kernel.org/stable/c/9e314b3ecd2594958d4f4999313641290ad28ebe
- https://git.kernel.org/stable/c/d91f07381e2b70578ff92b83d9422ac31e7b9096
- https://git.kernel.org/stable/c/e2d2612e63e294ebcdec7c6f08a1a052b7dfdc59