{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2024-45022", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-08-21T05:34:56.684Z", "datePublished": "2024-09-11T15:13:55.837Z", "dateUpdated": "2026-05-11T20:33:57.312Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T20:33:57.312Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm/vmalloc: fix page mapping if vm_area_alloc_pages() with high order fallback to order 0\n\nThe __vmap_pages_range_noflush() assumes its argument pages** contains\npages with the same page shift. 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Therefore, fix this by removing\nthe fallback code."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["mm/vmalloc.c"], "versions": [{"version": "fe5c2bdcb14c8612eb5e7a09159801c7219e9ac4", "lessThan": "fd1ffbb50ef4da5e1378a46616b6d7407dc795da", "status": "affected", "versionType": "git"}, {"version": "e9c3cda4d86e56bf7fe403729f38c4f0f65d3860", "lessThan": "de7bad86345c43cd040ed43e20d9fad78a3ee59f", "status": "affected", "versionType": "git"}, {"version": "e9c3cda4d86e56bf7fe403729f38c4f0f65d3860", "lessThan": "c91618816f4d21fc574d7577a37722adcd4075b2", "status": "affected", "versionType": "git"}, {"version": "e9c3cda4d86e56bf7fe403729f38c4f0f65d3860", "lessThan": "61ebe5a747da649057c37be1c37eb934b4af79ca", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["mm/vmalloc.c"], "versions": [{"version": "6.3", "status": "affected"}, {"version": "0", "lessThan": "6.3", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.107", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.48", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.10.7", "lessThanOrEqual": "6.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.11", "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": "6.1.95", "versionEndExcluding": "6.1.107"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.3", "versionEndExcluding": "6.6.48"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.3", "versionEndExcluding": "6.10.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.3", "versionEndExcluding": "6.11"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/fd1ffbb50ef4da5e1378a46616b6d7407dc795da"}, {"url": "https://git.kernel.org/stable/c/de7bad86345c43cd040ed43e20d9fad78a3ee59f"}, {"url": "https://git.kernel.org/stable/c/c91618816f4d21fc574d7577a37722adcd4075b2"}, {"url": "https://git.kernel.org/stable/c/61ebe5a747da649057c37be1c37eb934b4af79ca"}], "title": "mm/vmalloc: fix page mapping if vm_area_alloc_pages() with high order fallback to order 0", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-09-29T15:47:43.491220Z", "id": "CVE-2024-45022", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-29T15:47:57.703Z"}}, {"title": "CVE Program Container", "references": [{"url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T22:15:32.309Z"}}]}}

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Therefore, fix this by removing\nthe fallback code."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.107", "versionStartIncluding": "6.1.95"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6.48", "versionStartIncluding": "6.3"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.10.7", "versionStartIncluding": "6.3"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.11", "versionStartIncluding": "6.3"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T09:31:17.489Z"}}}, "cveMetadata": {"cveId": "CVE-2024-45022", "state": "PUBLISHED", "dateUpdated": "2025-11-03T22:15:32.309Z", "dateReserved": "2024-08-21T05:34:56.684Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-09-11T15:13:55.837Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "EAB88E73-4A4D-4E7B-B85E-47EA47174A83", "versionEndExcluding": "6.1.107", "versionStartIncluding": "6.1.95", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8A7B36D8-72F7-4F2A-A151-A59474D95B61", "versionEndExcluding": "6.6.48", "versionStartIncluding": "6.3", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D2AFDFD1-D95A-4EB7-843B-5E7659518B67", "versionEndExcluding": "6.10.7", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*", "matchCriteriaId": "8B3CE743-2126-47A3-8B7C-822B502CF119", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*", "matchCriteriaId": "4DEB27E7-30AA-45CC-8934-B89263EF3551", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*", "matchCriteriaId": "E0005AEF-856E-47EB-BFE4-90C46899394D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm/vmalloc: fix page mapping if vm_area_alloc_pages() with high order fallback to order 0\n\nThe __vmap_pages_range_noflush() assumes its argument pages** contains\npages with the same page shift. However, since commit e9c3cda4d86e (\"mm,\nvmalloc: fix high order __GFP_NOFAIL allocations\"), if gfp_flags includes\n__GFP_NOFAIL with high order in vm_area_alloc_pages() and page allocation\nfailed for high order, the pages** may contain two different page shifts\n(high order and order-0). This could lead __vmap_pages_range_noflush() to\nperform incorrect mappings, potentially resulting in memory corruption.\n\nUsers might encounter this as follows (vmap_allow_huge = true, 2M is for\nPMD_SIZE):\n\nkvmalloc(2M, __GFP_NOFAIL|GFP_X)\n __vmalloc_node_range_noprof(vm_flags=VM_ALLOW_HUGE_VMAP)\n vm_area_alloc_pages(order=9) ---> order-9 allocation failed and fallback to order-0\n vmap_pages_range()\n vmap_pages_range_noflush()\n __vmap_pages_range_noflush(page_shift = 21) ----> wrong mapping happens\n\nWe can remove the fallback code because if a high-order allocation fails,\n__vmalloc_node_range_noprof() will retry with order-0. Therefore, it is\nunnecessary to fallback to order-0 here. Therefore, fix this by removing\nthe fallback code."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: mm/vmalloc: se corrige la asignaci\u00f3n de p\u00e1ginas si vm_area_alloc_pages() con un retroceso de orden superior al orden 0 __vmap_pages_range_noflush() asume que su argumento pages** contiene p\u00e1ginas con el mismo cambio de p\u00e1gina. Sin embargo, desde el commit e9c3cda4d86e (\"mm, vmalloc: se corrigen las asignaciones de orden superior __GFP_NOFAIL\"), si gfp_flags incluye __GFP_NOFAIL con orden superior en vm_area_alloc_pages() y la asignaci\u00f3n de p\u00e1ginas falla para el orden superior, pages** puede contener dos cambios de p\u00e1gina diferentes (orden superior y orden 0). Esto podr\u00eda provocar que __vmap_pages_range_noflush() realice asignaciones incorrectas, lo que podr\u00eda provocar una corrupci\u00f3n de memoria. Los usuarios pueden encontrarse con esto de la siguiente manera (vmap_allow_huge = true, 2M es para PMD_SIZE): kvmalloc(2M, __GFP_NOFAIL|GFP_X) __vmalloc_node_range_noprof(vm_flags=VM_ALLOW_HUGE_VMAP) vm_area_alloc_pages(order=9) ---> la asignaci\u00f3n del pedido 9 fall\u00f3 y se vuelve al pedido 0 vmap_pages_range() vmap_pages_range_noflush() __vmap_pages_range_noflush(page_shift = 21) ----> ocurre una asignaci\u00f3n incorrecta Podemos eliminar el c\u00f3digo de respaldo porque si falla una asignaci\u00f3n de orden alto, __vmalloc_node_range_noprof() volver\u00e1 a intentarlo con el pedido 0. Por lo tanto, no es necesario volver al pedido 0 aqu\u00ed. Por lo tanto, solucione esto eliminando el c\u00f3digo de respaldo."}], "id": "CVE-2024-45022", "lastModified": "2025-11-03T23:15:50.313", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-09-11T16:15:07.163", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/61ebe5a747da649057c37be1c37eb934b4af79ca"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c91618816f4d21fc574d7577a37722adcd4075b2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/de7bad86345c43cd040ed43e20d9fad78a3ee59f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fd1ffbb50ef4da5e1378a46616b6d7407dc795da"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2025:6966", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-570.12.1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}, {"advisory": "RHSA-2025:6966", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-570.12.1.el9_6", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-05-13T00:00:00Z"}], "bugzilla": {"description": "kernel: mm/vmalloc: fix page mapping if vm_area_alloc_pages() with high order fallback to order 0", "id": "2311719", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2311719"}, "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": "verified"}, "cwe": "CWE-119", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nmm/vmalloc: fix page mapping if vm_area_alloc_pages() with high order fallback to order 0\nThe __vmap_pages_range_noflush() assumes its argument pages** contains\npages with the same page shift. However, since commit e9c3cda4d86e (\"mm,\nvmalloc: fix high order __GFP_NOFAIL allocations\"), if gfp_flags includes\n__GFP_NOFAIL with high order in vm_area_alloc_pages() and page allocation\nfailed for high order, the pages** may contain two different page shifts\n(high order and order-0). This could lead __vmap_pages_range_noflush() to\nperform incorrect mappings, potentially resulting in memory corruption.\nUsers might encounter this as follows (vmap_allow_huge = true, 2M is for\nPMD_SIZE):\nkvmalloc(2M, __GFP_NOFAIL|GFP_X)\n__vmalloc_node_range_noprof(vm_flags=VM_ALLOW_HUGE_VMAP)\nvm_area_alloc_pages(order=9) ---> order-9 allocation failed and fallback to order-0\nvmap_pages_range()\nvmap_pages_range_noflush()\n__vmap_pages_range_noflush(page_shift = 21) ----> wrong mapping happens\nWe can remove the fallback code because if a high-order allocation fails,\n__vmalloc_node_range_noprof() will retry with order-0. Therefore, it is\nunnecessary to fallback to order-0 here. Therefore, fix this by removing\nthe fallback code."], "name": "CVE-2024-45022", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "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": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-09-11T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-45022\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-45022\nhttps://lore.kernel.org/linux-cve-announce/2024091109-CVE-2024-45022-08f3@gregkh/T"], "threat_severity": "Moderate"}

{}