{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-42134", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-29T15:50:41.187Z", "datePublished": "2024-07-30T07:46:29.331Z", "dateUpdated": "2025-05-04T09:23:50.780Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T09:23:50.780Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvirtio-pci: Check if is_avq is NULL\n\n[bug]\nIn the virtio_pci_common.c function vp_del_vqs, vp_dev->is_avq is involved\nto determine whether it is admin virtqueue, but this function vp_dev->is_avq\n may be empty. For installations, virtio_pci_legacy does not assign a value\n to vp_dev->is_avq.\n\n[fix]\nCheck whether it is vp_dev->is_avq before use.\n\n[test]\nTest with virsh Attach device\nBefore this patch, the following command would crash the guest system\n\nAfter applying the patch, everything seems to be working fine."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/virtio/virtio_pci_common.c"], "versions": [{"version": "fd27ef6b44bec26915c5b2b22c13856d9f0ba17a", "lessThan": "5e2024b0b9b3d5709e3f7e9b92951d7e29154106", "status": "affected", "versionType": "git"}, {"version": "fd27ef6b44bec26915c5b2b22c13856d9f0ba17a", "lessThan": "c8fae27d141a32a1624d0d0d5419d94252824498", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/virtio/virtio_pci_common.c"], "versions": [{"version": "6.8", "status": "affected"}, {"version": "0", "lessThan": "6.8", "status": "unaffected", "versionType": "semver"}, {"version": "6.9.9", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.10", "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": "6.8", "versionEndExcluding": "6.9.9"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "6.10"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/5e2024b0b9b3d5709e3f7e9b92951d7e29154106"}, {"url": "https://git.kernel.org/stable/c/c8fae27d141a32a1624d0d0d5419d94252824498"}], "title": "virtio-pci: Check if is_avq is NULL", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:54:32.027Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/5e2024b0b9b3d5709e3f7e9b92951d7e29154106", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/c8fae27d141a32a1624d0d0d5419d94252824498", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-42134", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T16:16:15.915653Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:34:36.161Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "EDD11F94-D8F3-477D-931C-7806D6E5D6D3", "versionEndExcluding": "6.9.9", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvirtio-pci: Check if is_avq is NULL\n\n[bug]\nIn the virtio_pci_common.c function vp_del_vqs, vp_dev->is_avq is involved\nto determine whether it is admin virtqueue, but this function vp_dev->is_avq\n may be empty. For installations, virtio_pci_legacy does not assign a value\n to vp_dev->is_avq.\n\n[fix]\nCheck whether it is vp_dev->is_avq before use.\n\n[test]\nTest with virsh Attach device\nBefore this patch, the following command would crash the guest system\n\nAfter applying the patch, everything seems to be working fine."}, {"lang": "es", "value": " En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: virtio-pci: compruebe si is_avq es NULL [error] En la funci\u00f3n virtio_pci_common.c vp_del_vqs, vp_dev->is_avq participa para determinar si es admin virtqueue, pero esta funci\u00f3n vp_dev ->is_avq puede estar vac\u00edo. Para instalaciones, virtio_pci_legacy no asigna un valor a vp_dev->is_avq. [arreglo] Verifique si es vp_dev->is_avq antes de usarlo. [prueba] Prueba con virsh Adjuntar dispositivo Antes de este parche, el siguiente comando bloquear\u00eda el sistema invitado. Despu\u00e9s de aplicar el parche, todo parece estar funcionando bien."}], "id": "CVE-2024-42134", "lastModified": "2024-12-11T17:19:26.307", "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": "[email protected]", "type": "Primary"}]}, "published": "2024-07-30T08:15:05.360", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5e2024b0b9b3d5709e3f7e9b92951d7e29154106"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c8fae27d141a32a1624d0d0d5419d94252824498"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5e2024b0b9b3d5709e3f7e9b92951d7e29154106"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c8fae27d141a32a1624d0d0d5419d94252824498"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "[email protected]", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: virtio-pci: Check if is_avq is NULL", "id": "2301499", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2301499"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nvirtio-pci: Check if is_avq is NULL\n[bug]\nIn the virtio_pci_common.c function vp_del_vqs, vp_dev->is_avq is involved\nto determine whether it is admin virtqueue, but this function vp_dev->is_avq\nmay be empty. For installations, virtio_pci_legacy does not assign a value\nto vp_dev->is_avq.\n[fix]\nCheck whether it is vp_dev->is_avq before use.\n[test]\nTest with virsh Attach device\nBefore this patch, the following command would crash the guest system\nAfter applying the patch, everything seems to be working fine."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2024-42134", "package_state": [{"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": "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": "Will not fix", "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": "2024-07-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-42134\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-42134\nhttps://lore.kernel.org/linux-cve-announce/2024073028-CVE-2024-42134-99d7@gregkh/T"], "threat_severity": "Moderate"}