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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "652638C5-5F25-4DF3-AD42-DD3252A97152", "versionEndExcluding": "6.10.14", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "54D9C704-D679-41A7-9C40-10A6B1E7FFE9", "versionEndExcluding": "6.11.3", "versionStartIncluding": "6.11", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: lpfc: Validate hdwq pointers before dereferencing in reset/errata paths\n\nWhen the HBA is undergoing a reset or is handling an errata event, NULL ptr\ndereference crashes may occur in routines such as\nlpfc_sli_flush_io_rings(), lpfc_dev_loss_tmo_callbk(), or\nlpfc_abort_handler().\n\nAdd NULL ptr checks before dereferencing hdwq pointers that may have been\nfreed due to operations colliding with a reset or errata event handler."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: scsi: lpfc: Validar punteros hdwq antes de desreferenciar en rutas de reinicio/errata Cuando el HBA est\u00e1 experimentando un reinicio o est\u00e1 manejando un evento de erratas, pueden ocurrir fallos de desreferencia de ptr NULL en rutinas como lpfc_sli_flush_io_rings(), lpfc_dev_loss_tmo_callbk() o lpfc_abort_handler(). Agregue verificaciones de ptr NULL antes de desreferenciar punteros hdwq que pueden haberse liberado debido a operaciones que colisionan con un controlador de eventos de reinicio o erratas."}], "id": "CVE-2024-49891", "lastModified": "2025-11-03T21:16:34.527", "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": "2024-10-21T18:15:11.657", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/232a138bd843d48cb2368f604646d990db7640f3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2be1d4f11944cd6283cb97268b3e17c4424945ca"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5873aa7f814754085d418848b2089ef406a02dd0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/99a801e2fca39a6f31e543fc3383058a8955896f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fd665c8dbdb19548965b0ae80c490de00e906366"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: scsi: lpfc: Validate hdwq pointers before dereferencing in reset/errata paths", "id": "2320540", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2320540"}, "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:\nscsi: lpfc: Validate hdwq pointers before dereferencing in reset/errata paths\nWhen the HBA is undergoing a reset or is handling an errata event, NULL ptr\ndereference crashes may occur in routines such as\nlpfc_sli_flush_io_rings(), lpfc_dev_loss_tmo_callbk(), or\nlpfc_abort_handler().\nAdd NULL ptr checks before dereferencing hdwq pointers that may have been\nfreed due to operations colliding with a reset or errata event handler."], "name": "CVE-2024-49891", "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": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"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": "2024-10-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-49891\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-49891\nhttps://lore.kernel.org/linux-cve-announce/2024102118-CVE-2024-49891-931a@gregkh/T"], "threat_severity": "Moderate"}

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