CVE-2025-38408
HIGH severity · CVSS 7.8 · CWE-476
7.8CVSS HIGH
Summary
In the Linux kernel, the following vulnerability has been resolved: genirq/irq_sim: Initialize work context pointers properly Initialize `ops` member's pointers properly by using kzalloc() instead of kmalloc() when allocating the simulation work context. Otherwise the pointers contain random content leading to invalid dereferencing.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/186df821de0f34490ed5fc0861243748b2483861 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/186df821de0f34490ed5fc0861243748b2483861Patch
- https://git.kernel.org/stable/c/19bd7597858dd15802c1d99fcc38e528f469080aPatch
- https://git.kernel.org/stable/c/7f73d1def72532bac4d55ea8838f457a6bed955cPatch
- https://git.kernel.org/stable/c/8a2277a3c9e4cc5398f80821afe7ecbe9bdf2819Patch
- https://git.kernel.org/stable/c/c71aa4bb528ae6f8fd7577a0a39e5a03c60b04fbPatch
- https://git.kernel.org/stable/c/ec3656a8cb428d763def32bc2fa695f94be23629Patch