CVE-2026-72290

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Add the missing kvm_s390_gisc_unregister() to the\nerror unwind path."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["arch/s390/kvm/pci.c"], "versions": [{"version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc", "lessThan": "3882224b0e714f34de91e5f28307c5d3fccfe8f8", "status": "affected", "versionType": "git"}, {"version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc", "lessThan": "6e69317cd44a2f21f8f7a9d93eb3220e868adfa8", "status": "affected", "versionType": "git"}, {"version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc", "lessThan": "6cd6e1c978784eec9032e2fe94a53e62b674fe3e", "status": "affected", "versionType": "git"}, {"version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc", "lessThan": "5fb75c5272950b3ebe8bdee7abfdafd44f38313b", "status": "affected", "versionType": "git"}, {"version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc", "lessThan": "adce12bb0e0dc82d1d6f0821c9faee3145e62a6f", "status": "affected", "versionType": "git"}, {"version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc", "lessThan": "7b69729046a4c58f4cb457184e5ac4aaa179bff4", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["arch/s390/kvm/pci.c"], "versions": [{"version": "6.0", "status": "affected"}, {"version": "0", "lessThan": "6.0", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.178", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.145", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.97", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.40", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.5", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.1.178"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.6.145"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.12.97"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.18.40"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "7.1.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "7.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/3882224b0e714f34de91e5f28307c5d3fccfe8f8"}, {"url": "https://git.kernel.org/stable/c/6e69317cd44a2f21f8f7a9d93eb3220e868adfa8"}, {"url": "https://git.kernel.org/stable/c/6cd6e1c978784eec9032e2fe94a53e62b674fe3e"}, {"url": "https://git.kernel.org/stable/c/5fb75c5272950b3ebe8bdee7abfdafd44f38313b"}, {"url": "https://git.kernel.org/stable/c/adce12bb0e0dc82d1d6f0821c9faee3145e62a6f"}, {"url": "https://git.kernel.org/stable/c/7b69729046a4c58f4cb457184e5ac4aaa179bff4"}], "title": "KVM: s390: pci: Fix GISC refcount leak on AIF enable failure", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-72290", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-11-06T16:54:19.412807Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-06T16:55:25.380Z"}}]}}

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Add the missing kvm_s390_gisc_unregister() to the\nerror unwind path."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.178", "versionStartIncluding": "6.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6.145", "versionStartIncluding": "6.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.12.97", "versionStartIncluding": "6.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.18.40", "versionStartIncluding": "6.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "7.1.5", "versionStartIncluding": "6.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "7.2", "versionStartIncluding": "6.0"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-17T05:11:52.778Z"}}}, "cveMetadata": {"cveId": "CVE-2026-72290", "state": "PUBLISHED", "dateUpdated": "2026-11-06T16:55:25.380Z", "dateReserved": "2026-08-09T03:40:39.917Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2026-08-15T05:55:11.543Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

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{"bugzilla": {"description": "kernel: KVM: s390: pci: Fix GISC refcount leak on AIF enable failure", "id": "2516286", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2516286"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-911", "details": ["A flaw was found in the Linux kernel's Kernel-based Virtual Machine (KVM) for s390 PCI. During the setup of guest interrupt forwarding, a reference count (refcount) to the Guest Interrupt Service Call (GISC) may not be properly released if subsequent setup steps fail. This resource leak can lead to resource exhaustion, potentially allowing a local attacker to cause a Denial of Service (DoS) to the virtualized environment."], "name": "CVE-2026-72290", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-08-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-72290\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-72290\nhttps://lore.kernel.org/linux-cve-announce/2026081500-CVE-2026-72290-024c@gregkh/T"], "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc,3882224b0e714f34de91e5f28307c5d3fccfe8f8)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc,6e69317cd44a2f21f8f7a9d93eb3220e868adfa8)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc,6cd6e1c978784eec9032e2fe94a53e62b674fe3e)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc,5fb75c5272950b3ebe8bdee7abfdafd44f38313b)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc,adce12bb0e0dc82d1d6f0821c9faee3145e62a6f)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc,7b69729046a4c58f4cb457184e5ac4aaa179bff4)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "6.0"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,6.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.1.178,6.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.6.145,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.12.97,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.18.40,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1.5,7.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.2-rc4,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-08-15T19:00:03.260315+00:00", "updated": "2026-08-18T19:45:03.299638+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}