{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-54042", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-12-24T10:53:46.181Z", "datePublished": "2025-12-24T10:56:07.565Z", "dateUpdated": "2025-12-24T10:56:07.565Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-12-24T10:56:07.565Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/64s: Fix VAS mm use after free\n\nThe refcount on mm is dropped before the coprocessor is detached."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["arch/powerpc/platforms/powernv/vas-window.c", "arch/powerpc/platforms/pseries/vas.c"], "versions": [{"version": "7bc6f71bdff5f8921e324da0a8fad6f4e2e63a85", "lessThan": "f7d92313002b2d543500cc417d8079aaed1fb0a8", "status": "affected", "versionType": "git"}, {"version": "7bc6f71bdff5f8921e324da0a8fad6f4e2e63a85", "lessThan": "4e82f92c349ea603736ade1e814861c0182a55ad", "status": "affected", "versionType": "git"}, {"version": "7bc6f71bdff5f8921e324da0a8fad6f4e2e63a85", "lessThan": "db8657fdd53c5e3069149d7f957cb60e63027bb2", "status": "affected", "versionType": "git"}, {"version": "7bc6f71bdff5f8921e324da0a8fad6f4e2e63a85", "lessThan": "421cd1544480f2458042fe7f4913a2069c4d7251", "status": "affected", "versionType": "git"}, {"version": "7bc6f71bdff5f8921e324da0a8fad6f4e2e63a85", "lessThan": "b4bda59b47879cce38a6ec5a01cd3cac702b5331", "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/powerpc/platforms/powernv/vas-window.c", "arch/powerpc/platforms/pseries/vas.c"], "versions": [{"version": "5.14", "status": "affected"}, {"version": "0", "lessThan": "5.14", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.121", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.39", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.3.13", "lessThanOrEqual": "6.3.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.4.4", "lessThanOrEqual": "6.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.5", "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": "5.14", "versionEndExcluding": "5.15.121"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.1.39"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.3.13"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.4.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.5"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/f7d92313002b2d543500cc417d8079aaed1fb0a8"}, {"url": "https://git.kernel.org/stable/c/4e82f92c349ea603736ade1e814861c0182a55ad"}, {"url": "https://git.kernel.org/stable/c/db8657fdd53c5e3069149d7f957cb60e63027bb2"}, {"url": "https://git.kernel.org/stable/c/421cd1544480f2458042fe7f4913a2069c4d7251"}, {"url": "https://git.kernel.org/stable/c/b4bda59b47879cce38a6ec5a01cd3cac702b5331"}], "title": "powerpc/64s: Fix VAS mm use after free", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/64s: Fix VAS mm use after free\n\nThe refcount on mm is dropped before the coprocessor is detached."}], "id": "CVE-2023-54042", "lastModified": "2025-12-29T15:58:56.260", "metrics": {}, "published": "2025-12-24T11:15:57.187", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/421cd1544480f2458042fe7f4913a2069c4d7251"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4e82f92c349ea603736ade1e814861c0182a55ad"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b4bda59b47879cce38a6ec5a01cd3cac702b5331"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/db8657fdd53c5e3069149d7f957cb60e63027bb2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f7d92313002b2d543500cc417d8079aaed1fb0a8"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: powerpc/64s: Fix VAS mm use after free", "id": "2424975", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2424975"}, "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"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\npowerpc/64s: Fix VAS mm use after free\nThe refcount on mm is dropped before the coprocessor is detached."], "name": "CVE-2023-54042", "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": "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": "2025-12-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-54042\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-54042\nhttps://lore.kernel.org/linux-cve-announce/2025122440-CVE-2023-54042-2617@gregkh/T"], "threat_severity": "Low"}

{}