CVE-2026-80684
critical · 9.3In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pci: Fix NULL dereference on AIBV allocation failure The airq_iv_create() can return NULL on failure, but the return value was never checked. If it fails, zdev->aibv will be NULL and fail when dereferenced in kvm_zpci_set_airq(). Add a NULL check and free the previously allocated AISB bit and zdev->aisb on failure.
9.3
CVSS
0.2%
EPSS (exploit prob.)
9th
EPSS percentile
2026-08-28
Published
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
References
- https://git.kernel.org/stable/c/0a95abe964400771ad82b027d7b84a0d183cd0db
- https://git.kernel.org/stable/c/8bf09b9b7d3232806df95f409581f8a9fd99a3fa
- https://git.kernel.org/stable/c/96099486b63985801c9c6ef22505e9aa635b2d20
- https://git.kernel.org/stable/c/d1a103dc9016c25e7423ce5841a5cc2df76d59f3
- https://git.kernel.org/stable/c/df947d85e164a50a29d43a96e814f69ab1d0f7ed
- https://git.kernel.org/stable/c/e137d082325bbcae780087b57501d38585e625d9
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2026-80684