{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-97586", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-24T16:01:01.157Z", "datePublished": "2026-09-25T10:22:05.540Z", "dateUpdated": "2026-10-19T09:09:49.898Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-19T09:09:49.898Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nafs: Fix missing kunmap in afs_dir_search_bucket()\n\nFix afs_dir_search_bucket() to kunmap the block it's using in the \"bad:\"\npath."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/afs/dir_search.c"], "versions": [{"version": "a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e", "lessThan": "c5fa4eb9c4b2c744ba88fb4ff2d729a158e66832", "status": "affected", "versionType": "git"}, {"version": "a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e", "lessThan": "f57d4728ac54921b871868c5d5bd29b8ab50ee12", "status": "affected", "versionType": "git"}, {"version": "a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e", "lessThan": "950ae84b5cc944fbe27d81806d0b76af765f779c", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/afs/dir_search.c"], "versions": [{"version": "6.14", "status": "affected"}, {"version": "0", "lessThan": "6.14", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.53", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.7", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3", "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": "6.14", "versionEndExcluding": "6.18.53"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.14", "versionEndExcluding": "7.2.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.14", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/c5fa4eb9c4b2c744ba88fb4ff2d729a158e66832"}, {"url": "https://git.kernel.org/stable/c/f57d4728ac54921b871868c5d5bd29b8ab50ee12"}, {"url": "https://git.kernel.org/stable/c/950ae84b5cc944fbe27d81806d0b76af765f779c"}], "title": "afs: Fix missing kunmap in afs_dir_search_bucket()", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["fs/afs/dir_search.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "c5fa4eb9c4b2c744ba88fb4ff2d729a158e66832", "status": "affected", "version": "a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e", "versionType": "git"}, {"lessThan": "f57d4728ac54921b871868c5d5bd29b8ab50ee12", "status": "affected", "version": "a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e", "versionType": "git"}, {"lessThan": "950ae84b5cc944fbe27d81806d0b76af765f779c", "status": "affected", "version": "a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["fs/afs/dir_search.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.14"}, {"lessThan": "6.14", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.53", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.7", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "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\nafs: Fix missing kunmap in afs_dir_search_bucket()\n\nFix afs_dir_search_bucket() to kunmap the block it's using in the \"bad:\"\npath."}], "id": "CVE-2026-97586", "lastModified": "2026-10-19T10:17:28.023", "metrics": {}, "published": "2026-09-25T11:17:09.770", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/950ae84b5cc944fbe27d81806d0b76af765f779c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c5fa4eb9c4b2c744ba88fb4ff2d729a158e66832"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f57d4728ac54921b871868c5d5bd29b8ab50ee12"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: afs: Fix missing kunmap in afs_dir_search_bucket()", "id": "2541057", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2541057"}, "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-772", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nafs: Fix missing kunmap in afs_dir_search_bucket()\nFix afs_dir_search_bucket() to kunmap the block it's using in the \"bad:\"\npath.", "A flaw was found in the Linux kernel's AFS (Andrew File System) implementation. An error-handling path in the directory search mechanism fails to unmap a previously mapped memory block when an error occurs. A local user could trigger this flaw during directory lookup operations, causing a kernel memory mapping leak that may lead to system instability or a Denial of Service (DoS)."], "name": "CVE-2026-97586", "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": "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"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift/ose-rhel-coreos-8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift/ose-rhel-coreos-9", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-09-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-97586\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-97586\nhttps://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-97586.mbox"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e,c5fa4eb9c4b2c744ba88fb4ff2d729a158e66832)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e,f57d4728ac54921b871868c5d5bd29b8ab50ee12)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[a5b5beebcf96d5e8a2fc79856c2ac1e93f82478e,950ae84b5cc944fbe27d81806d0b76af765f779c)"}}], "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": "6.14"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,6.14)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.53,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2.7,7.3.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.3-rc3,*]"}}], "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": "2026-09-25T18:00:17.579487+00:00", "updated": "2026-10-01T11:30:05.848088+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}