CVE-2026-80684

9.3 Critique

Publiée le 28/08/2026 à 10:16 · Modifiée le 16/10/2026 à 22:18 · Reçue · Source : 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Description

In 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.

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Produits concernés

Linux

Scores CVSS

Version	Score	Source	Vecteur
3.1	9.3 Critique	416baaa9-dc9f-4396-8d5f-8c081fb06d67	`CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H`

Références

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

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories