CVE-2026-72293

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-72293", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-08-09T03:40:39.917Z", "datePublished": "2026-08-15T05:55:13.910Z", "dateUpdated": "2026-08-17T05:11:56.042Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-17T05:11:56.042Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: s390: vsie: Add missing radix_tree_preload() in _gaccess_shadow_fault()\n\nAdd missing radix_tree_preload() in _gaccess_shadow_fault() to\nguarantee forward progress. The core of _gaccess_shadow_fault() has\nbeen split into ___gaccess_shadow_fault() in order to simplify locking."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["arch/s390/kvm/gaccess.c"], "versions": [{"version": "e38c884df92119d96f652d51f82661dd2fc0b885", "lessThan": "0c3d4ca328e661cb4eda3bb344ea17e4b6a63171", "status": "affected", "versionType": "git"}, {"version": "e38c884df92119d96f652d51f82661dd2fc0b885", "lessThan": "668e70cc545e2659f3c4adad20a0883533042473", "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/gaccess.c"], "versions": [{"version": "7.0", "status": "affected"}, {"version": "0", "lessThan": "7.0", "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": "7.0", "versionEndExcluding": "7.1.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "7.0", "versionEndExcluding": "7.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/0c3d4ca328e661cb4eda3bb344ea17e4b6a63171"}, {"url": "https://git.kernel.org/stable/c/668e70cc545e2659f3c4adad20a0883533042473"}], "title": "KVM: s390: vsie: Add missing radix_tree_preload() in _gaccess_shadow_fault()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["arch/s390/kvm/gaccess.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "0c3d4ca328e661cb4eda3bb344ea17e4b6a63171", "status": "affected", "version": "e38c884df92119d96f652d51f82661dd2fc0b885", "versionType": "git"}, {"lessThan": "668e70cc545e2659f3c4adad20a0883533042473", "status": "affected", "version": "e38c884df92119d96f652d51f82661dd2fc0b885", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["arch/s390/kvm/gaccess.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "7.0"}, {"lessThan": "7.0", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.5", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.2", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: s390: vsie: Add missing radix_tree_preload() in _gaccess_shadow_fault()\n\nAdd missing radix_tree_preload() in _gaccess_shadow_fault() to\nguarantee forward progress. The core of _gaccess_shadow_fault() has\nbeen split into ___gaccess_shadow_fault() in order to simplify locking."}], "id": "CVE-2026-72293", "lastModified": "2026-08-17T06:18:32.103", "metrics": {}, "published": "2026-08-15T06:22:01.583", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0c3d4ca328e661cb4eda3bb344ea17e4b6a63171"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/668e70cc545e2659f3c4adad20a0883533042473"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: KVM: s390: vsie: Add missing radix_tree_preload() in _gaccess_shadow_fault()", "id": "2516509", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2516509"}, "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-909", "details": ["A flaw was found in the kernel's KVM (Kernel-based Virtual Machine) s390 vsie component. A missing `radix_tree_preload()` call in the `_gaccess_shadow_fault()` function can prevent the system from guaranteeing forward progress. This could lead to system instability or a Denial of Service (DoS), where the system becomes unresponsive."], "name": "CVE-2026-72293", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "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-2026-72293\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-72293\nhttps://lore.kernel.org/linux-cve-announce/2026081501-CVE-2026-72293-8d3e@gregkh/T"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[e38c884df92119d96f652d51f82661dd2fc0b885,0c3d4ca328e661cb4eda3bb344ea17e4b6a63171)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[e38c884df92119d96f652d51f82661dd2fc0b885,668e70cc545e2659f3c4adad20a0883533042473)"}}], "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": "semver", "value": "7.0"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.1.5,7.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2-rc1,*]"}}], "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": "2026-08-15T19:45:12.094953+00:00", "updated": "2026-08-22T06:30:04.537145+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-395", "CWE-909"]}