SB20260918155 - Double free in Linux kernel intel ipu6 driver
Published: September 18, 2026
Security Bulletin ID
SB20260918155
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) Double free (CVE-ID: CVE-2026-93070)
CWE-ID: CWE-415 - Double Free
CVSSv4: 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]
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.
Remediation
Install update from vendor's website.