SB2026100409 - Function Call with Incorrectly Specified Arguments in Linux kernel iwlwifi mei driver
Published: October 4, 2026
Security Bulletin ID
SB2026100409
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) Function Call with Incorrectly Specified Arguments (CVE-ID: CVE-2026-100078)
CWE-ID: CWE-628 - Function Call with Incorrectly Specified Arguments
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 an incorrect function argument in the iwlwifi MEI cyclic buffer handling code when sending SAP message payloads. A local user can trigger the vulnerable code path to cause a denial of service.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/034445e19f12bb8771c58e2ecf1fbd6eac9b5fac
- https://git.kernel.org/stable/c/082b353c05b8eaf07e03fc1918c176cd3c216e25
- https://git.kernel.org/stable/c/6b7d5abf3e374ca3af31ceb6b9b2efc7a48afde3
- https://git.kernel.org/stable/c/905f57aefde4f4092a411c8a55856182fb1c7598
- https://git.kernel.org/stable/c/ee91ae7f5815345612d8c0afd5d7efed361bcdb5
- https://git.kernel.org/stable/c/f22ad9d1077c83718d9e6c84b71726287c1d1ad3