CVE-2023-52458

{"id": "CVE-2023-52458", "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": "2024-02-23T15:15:08.340", "references": [{"url": "https://git.kernel.org/stable/c/5010c27120962c85d2f421d2cf211791c9603503", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/6f64f866aa1ae6975c95d805ed51d7e9433a0016", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/8f6dfa1f1efe6dcca2d43e575491d8fcbe922f62", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/bcdc288e7bc008daf38ef0401b53e4a8bb61bbe5", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/cb16cc1abda18a9514106d2ac8c8d7abc0be5ed8", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ef31cc87794731ffcb578a195a2c47d744e25fb8", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "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\nblock: add check that partition length needs to be aligned with block size\n\nBefore calling add partition or resize partition, there is no check\non whether the length is aligned with the logical block size.\nIf the logical block size of the disk is larger than 512 bytes,\nthen the partition size maybe not the multiple of the logical block size,\nand when the last sector is read, bio_truncate() will adjust the bio size,\nresulting in an IO error if the size of the read command is smaller than\nthe logical block size.If integrity data is supported, this will also\nresult in a null pointer dereference when calling bio_integrity_free."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: bloque: agregar verifique que la longitud de la partici\u00f3n debe estar alineada con el tama\u00f1o del bloque Antes de llamar a agregar partici\u00f3n o cambiar el tama\u00f1o de la partici\u00f3n, no se verifica si la longitud est\u00e1 alineada con el tama\u00f1o del bloque l\u00f3gico. Si el tama\u00f1o del bloque l\u00f3gico del disco es mayor que 512 bytes, entonces el tama\u00f1o de la partici\u00f3n tal vez no sea el m\u00faltiplo del tama\u00f1o del bloque l\u00f3gico, y cuando se lea el \u00faltimo sector, bio_truncate() ajustar\u00e1 el tama\u00f1o de la biograf\u00eda, lo que resultar\u00e1 en un error de E/S si el tama\u00f1o del comando de lectura es menor que el tama\u00f1o del bloque l\u00f3gico. Si se admiten datos de integridad, esto tambi\u00e9n resultar\u00e1 en una desreferencia del puntero nulo al llamar a bio_integrity_free."}], "lastModified": "2024-04-19T18:49:28.773", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "882BE7BA-C4A6-4167-8FA9-CBEDFBE98A67", "versionEndExcluding": "5.10.215"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E25E1389-4B0F-407A-9C94-5908FF3EE88B", "versionEndExcluding": "5.15.148", "versionStartIncluding": "5.11.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2C4951FA-80C0-4B4C-9836-6E5035DEB0F9", "versionEndExcluding": "6.1.75", "versionStartIncluding": "5.16.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BDBBEB0E-D13A-4567-8984-51C5375350B9", "versionEndExcluding": "6.6.14", "versionStartIncluding": "6.2.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0EA3778C-730B-464C-8023-18CA6AC0B807", "versionEndExcluding": "6.7.2", "versionStartIncluding": "6.7.0"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}