Incorrect Conversion between Numeric Types in Linux kernel - CVE-2026-93244
Published: September 28, 2026
Vulnerability identifier: #VU152688
CSH Severity: Low
CVSS v4: 0 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-93244
CWE-ID: CWE-681
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to trigger an integer truncation.
The vulnerability exists due to improper range validation in simpledrm device creation when calculating a framebuffer stride. A local user can cause a computed stride exceeding INT_MAX to be assigned to stride to trigger an integer truncation.
Affected software
Linux kernel
How to mitigate CVE-2026-93244
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3