CVE-2026-31549

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{}

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true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: cp2615: fix serial string NULL-deref at probe\n\nThe cp2615 driver uses the USB device serial string as the i2c adapter\nname but does not make sure that the string exists.\n\nVerify that the device has a serial number before accessing it to avoid\ntriggering a NULL-pointer dereference (e.g. with malicious devices)."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\ni2c: cp2615: corrige desreferencia NULL de cadena serial en la sonda\n\nEl controlador cp2615 utiliza la cadena serial del dispositivo USB como nombre del adaptador i2c, pero no se asegura de que la cadena exista.\n\nVerificar que el dispositivo tenga un n\u00famero de serie antes de acceder a \u00e9l para evitar activar una desreferencia de puntero NULL (p. ej., con dispositivos maliciosos)."}], "id": "CVE-2026-31549", "lastModified": "2026-11-11T23:10:00.263", "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": "2026-04-24T15:16:29.060", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/13ccf9b106bba121728f1625c4375a1bd8f5c5a3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4a22af879172336370ae3e81e7f65fb2f69472ee"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": 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{"bugzilla": {"description": "kernel: i2c: cp2615: fix serial string NULL-deref at probe", "id": "2461518", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2461518"}, "csaw": false, "cwe": "CWE-476", "details": ["A flaw was found in the Linux kernel's cp2615 driver. A malicious device can exploit this vulnerability by not providing a USB device serial string. This improper handling of the serial string during the i2c adapter name assignment can trigger a NULL-pointer dereference, leading to a system crash and resulting in a Denial of Service (DoS)."], "name": "CVE-2026-31549", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "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": "Not affected", "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": "2026-04-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-31549\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-31549\nhttps://lore.kernel.org/linux-cve-announce/2026042426-CVE-2026-31549-81f8@gregkh/T"]}

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