fkie_cve-2023-2163
Vulnerability from fkie_nvd
Published
2023-09-20 06:15
Modified
2024-11-21 07:58
Severity ?
10.0 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
8.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
8.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Summary
Incorrect verifier pruning in BPF in Linux Kernel >=5.4 leads to unsafe
code paths being incorrectly marked as safe, resulting in arbitrary read/write in
kernel memory, lateral privilege escalation, and container escape.
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
linux | linux_kernel | * | |
linux | linux_kernel | * | |
linux | linux_kernel | * | |
linux | linux_kernel | * | |
linux | linux_kernel | * |
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "9C1E37DC-B08A-4CB0-B689-FE26E2B39375", "versionEndExcluding": "5.4.242", "versionStartIncluding": "5.3", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "3567B8E6-5C31-435F-95D1-6A2BB44CB9D1", "versionEndExcluding": "5.10.179", "versionStartIncluding": "5.5", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "4C603326-394E-408E-B5E1-011979F7BD9D", "versionEndExcluding": "5.15.109", "versionStartIncluding": "5.11", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "23989D73-416D-4C1B-8D9D-2A43A43DA115", "versionEndExcluding": "6.1.26", "versionStartIncluding": "5.16", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "BFF8B56C-0201-4D6A-901E-C9C643C04FF6", "versionEndExcluding": "6.2.13", "versionStartIncluding": "6.2", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "Incorrect verifier pruning\u00a0in BPF in Linux Kernel\u00a0\u003e=5.4\u00a0leads to unsafe\ncode paths being incorrectly marked as safe, resulting in\u00a0arbitrary read/write in\nkernel memory, lateral privilege escalation, and container escape." }, { "lang": "es", "value": "La poda incorrecta del verificador en BPF en el kernel de Linux \u0026gt;=5.4 conduce a que las rutas de c\u00f3digo inseguras se marquen incorrectamente como seguras, lo que resulta en lectura/escritura arbitraria en la memoria del kernel, escalada de privilegios lateral y escape de contenedor." } ], "id": "CVE-2023-2163", "lastModified": "2024-11-21T07:58:03.743", "metrics": { "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 10.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N", "version": "3.1" }, "exploitabilityScore": 3.9, "impactScore": 5.8, "source": "cve-coordination@google.com", "type": "Secondary" }, { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 2.0, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2023-09-20T06:15:10.233", "references": [ { "source": "cve-coordination@google.com", "tags": [ "Mailing List", "Patch" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=71b547f561247897a0a14f3082730156c0533fed" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bughunters.google.com/blog/6303226026131456/a-deep-dive-into-cve-2023-2163-how-we-found-and-fixed-an-ebpf-linux-kernel-vulnerability" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Patch" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=71b547f561247897a0a14f3082730156c0533fed" } ], "sourceIdentifier": "cve-coordination@google.com", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-682" } ], "source": "cve-coordination@google.com", "type": "Secondary" }, { "description": [ { "lang": "en", "value": "CWE-682" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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