Integer overflow in Linux kernel - CVE-2026-93182
Published: September 18, 2026
Vulnerability identifier: #VU150811
CSH Severity: Low
CVSS v4: 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]
CVE-ID: CVE-2026-93182
CWE-ID: CWE-190
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to an integer overflow in update_tg_cfs_runnable() in the fair scheduler when processing scheduler runnable-load updates. A local user can run a hackbench workload to cause a denial of service.
Affected software
Linux kernel
How to mitigate CVE-2026-93182
Install security update from vendor's repository.
External References
- https://git.kernel.org/stable/c/18fdd0978ec3dda0ff6865cd273e47e022180710
- https://git.kernel.org/stable/c/39d707097a0820c6e87eff4195f0940e8ff1147e
- https://git.kernel.org/stable/c/4f166adb5cb0525d9e32d45729fd8f28c80acbee
- https://git.kernel.org/stable/c/69fafae4eb2c9fc9bcff1bcbfcccf5d197434d75
- https://git.kernel.org/stable/c/7cc237e3bc1733928313d2462b413ae441b0eef3
- https://git.kernel.org/stable/c/f94e62d21faad5e244d0874598a4d0ebbc0ea405