Improper input validation in Linux kernel - CVE-2026-53206
Published: June 26, 2026
Vulnerability identifier: #VU135573
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2026-53206
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to improper input validation in the firmware image parser in drivers/accel/ivpu/ivpu_fw.c when parsing firmware image headers. A local user can supply a specially crafted firmware image with misaligned or undersized runtime memory values to cause a denial of service.
How to mitigate CVE-2026-53206
Install security update from vendor's repository.