Double free in Linux kernel - CVE-2026-93070
Published: September 18, 2026
Vulnerability identifier: #VU150953
CSH Severity: Low
CVSS v4: 2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-93070
CWE-ID: CWE-415
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause memory corruption.
The vulnerability exists due to a double free in the Intel IPU6 isys and psys initialization paths when handling MMU initialization or auxiliary-device-addition failures. A local user can trigger error handling after auxiliary device initialization to cause memory corruption.
Affected software
Linux kernel
How to mitigate CVE-2026-93070
Install security update from vendor's repository.