{"cve":"CVE-2026-80684","nvd":{"published":"2026-08-28T08:16:53.857","modified":"2026-10-16T20:18:06.443","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: s390: pci: Fix NULL dereference on AIBV allocation failure\n\nThe airq_iv_create() can return NULL on failure, but the return value was\nnever checked. If it fails, zdev->aibv will be NULL and fail when\ndereferenced in kvm_zpci_set_airq(). Add a NULL check and free the\npreviously allocated AISB bit and zdev->aisb on failure.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","score":9.3},"cwes":[],"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"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:50:50.842544443+00:00"},"epss":{"cve":"CVE-2026-80684","score":0.00196,"percentile":0.09176,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}