CVE-2026-23141

{"id": "CVE-2026-23141", "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": "2026-02-14T16:15:54.163", "references": [{"url": "https://git.kernel.org/stable/c/08b096c1372cd69627f4f559fb47c9fb67a52b39", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/39f83f10772310ba4a77f2b5256aaf36994ef7e8", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/d948055bd46a9c14d1d4217aed65c5c258c32903", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/db00636643e66898d79f2530ac9c56ebd5eca369", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/f2dc6ab3a14c2d2eb0b14783427eb9b03bf631c9", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: send: check for inline extents in range_is_hole_in_parent()\n\nBefore accessing the disk_bytenr field of a file extent item we need\nto check if we are dealing with an inline extent.\nThis is because for inline extents their data starts at the offset of\nthe disk_bytenr field. So accessing the disk_bytenr\nmeans we are accessing inline data or in case the inline data is less\nthan 8 bytes we can actually cause an invalid\nmemory access if this inline extent item is the first item in the leaf\nor access metadata from other items."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nbtrfs: send: verificar extents en l\u00ednea en range_is_hole_in_parent()\n\nAntes de acceder al campo disk_bytenr de un elemento de extent de archivo, necesitamos verificar si estamos tratando con un extent en l\u00ednea.\nEsto se debe a que para los extents en l\u00ednea, sus datos comienzan en el desplazamiento del campo disk_bytenr. As\u00ed que acceder al disk_bytenr significa que estamos accediendo a datos en l\u00ednea o, en caso de que los datos en l\u00ednea sean menores de 8 bytes, podemos realmente causar un acceso a memoria inv\u00e1lido si este elemento de extent en l\u00ednea es el primer elemento en la hoja o acceder a metadatos de otros elementos."}], "lastModified": "2026-03-25T11:16:19.240", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E7BC335C-8761-4A07-975D-299AB3719ECF", "versionEndExcluding": "6.6.122", "versionStartIncluding": "4.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7456F614-6AA8-4C08-8229-BA342D4AFBAD", "versionEndExcluding": "6.12.67", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "99FF3E05-0E7A-44E9-8E47-BF6F1F8EC436", "versionEndExcluding": "6.18.7", "versionStartIncluding": "6.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "17B67AA7-40D6-4AFA-8459-F200F3D7CFD1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C47E4CC9-C826-4FA9-B014-7FE3D9B318B2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F71D92C0-C023-48BD-B3B6-70B638EEE298"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "13580667-0A98-40CC-B29F-D12790B91BDB"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CAD1FED7-CF48-47BF-AC7D-7B6FA3C065FC"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}