SB20260812355 - Improper resource shutdown or release in Linux kernel firmware driver
Published: August 12, 2026
Security Bulletin ID
SB20260812355
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) Improper resource shutdown or release (CVE-ID: CVE-2026-68183)
CWE-ID: CWE-404 - Improper Resource Shutdown or Release
CVSSv4: 6.8 [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]
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to improper resource shutdown or release in the stratix10-svc memory management code when freeing allocated memory after failed lookups. A local user can trigger memory allocation and free operations to cause a denial of service.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/4f2db41a09eba7a45abd140bb86ffc519c191886
- https://git.kernel.org/stable/c/8e93a083456d78f6b0aa1f58d2b0c7071a2a7a47
- https://git.kernel.org/stable/c/9119ceb76e987c2ec2b549ea100e3268ce3a1c7c
- https://git.kernel.org/stable/c/95f702e372964aff486338783f49e28a40a53127
- https://git.kernel.org/stable/c/fff6e5ff0318315998b540896537eaaa2ebf9f7b