CVE-2024-49877

{"id": "CVE-2024-49877", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2024-10-21T18:15:09.657", "references": [{"url": "https://git.kernel.org/stable/c/01cb2e751cc61ade454c9bc1aaa2eac1f8197112", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/190d98bcd61117a78fe185222d162180f061a6ca", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/33b525cef4cff49e216e4133cc48452e11c0391e", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/46b1edf0536a5291a8ad2337f88c926214b209d9", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/4846e72ab5a0726e49ad4188b9d9df091ae78c64", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/61b84013e560382cbe7dd56758be3154d43a3988", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/d52c5652e7dcb7a0648bbb8642cc3e617070ab49", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/df944dc46d06af65a75191183d52be017e6b9dbe", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/e68c8323355e8cedfbe0bec7d5a39009f61640b6", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate\n\nWhen doing cleanup, if flags without OCFS2_BH_READAHEAD, it may trigger\nNULL pointer dereference in the following ocfs2_set_buffer_uptodate() if\nbh is NULL."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ocfs2: se corrige una posible desreferencia de puntero nulo en ocfs2_set_buffer_uptodate. Al realizar una limpieza, si hay indicadores sin OCFS2_BH_READAHEAD, puede provocar una desreferencia de puntero NULL en el siguiente ocfs2_set_buffer_uptodate() si bh es NULL."}], "lastModified": "2025-11-03T23:16:27.757", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BD12FA67-D2AC-4EB0-BED4-7D4E94D30EF8", "versionEndExcluding": "5.10.227", "versionStartIncluding": "4.20"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4D51C05D-455B-4D8D-89E7-A58E140B864C", "versionEndExcluding": "5.15.168", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D01BD22E-ACD1-4618-9D01-6116570BE1EE", "versionEndExcluding": "6.1.113", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E90B9576-56C4-47BC-AAB0-C5B2D438F5D0", "versionEndExcluding": "6.6.55", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4C16BCE0-FFA0-4599-BE0A-1FD65101C021", "versionEndExcluding": "6.10.14", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "54D9C704-D679-41A7-9C40-10A6B1E7FFE9", "versionEndExcluding": "6.11.3", "versionStartIncluding": "6.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.4.204:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4CD0C33E-F341-44B8-BD8E-BDFE6954476A"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.9.204:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C4000497-39AF-4DC4-9B31-71D5611DD9E0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.14.157:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C1D9C583-BA78-4ABB-8A07-528B6053D90F"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.19.87:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B063F8FB-11F3-4592-A40B-7150C0FDE562"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}