{"cve":"CVE-2026-72290","nvd":{"published":"2026-08-15T06:22:00.917","modified":"2026-08-17T06:18:31.820","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: s390: pci: Fix GISC refcount leak on AIF enable failure\n\nkvm_s390_gisc_register() registers the guest ISC before pinning\nthe guest interrupt forwarding pages and allocating the AISB bit.\nIf any of the later setup steps fails, the function unwinds the\npinned pages and other local state, but does not unregister the\nGISC reference. Add the missing kvm_s390_gisc_unregister() to the\nerror unwind path.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/3882224b0e714f34de91e5f28307c5d3fccfe8f8","https://git.kernel.org/stable/c/5fb75c5272950b3ebe8bdee7abfdafd44f38313b","https://git.kernel.org/stable/c/6cd6e1c978784eec9032e2fe94a53e62b674fe3e","https://git.kernel.org/stable/c/6e69317cd44a2f21f8f7a9d93eb3220e868adfa8","https://git.kernel.org/stable/c/7b69729046a4c58f4cb457184e5ac4aaa179bff4"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:48:17.459049833+00:00"},"epss":{"cve":"CVE-2026-72290","score":0.00215,"percentile":0.11878,"date":"2026-10-31"},"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."]}