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When assoclen is shorter than\nthe minimum expected length, crypto_authenc_esn_decrypt() can advance past\nthe end of the destination scatterlist and trigger a NULL pointer dereference\nin scatterwalk_map_and_copy(), leading to a kernel panic (DoS).\n\nAdd a minimum AAD length check to fail fast on invalid inputs."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\ncrypto: authencesn - rechazar AAD demasiado corto (assoclen&lt;8) para coincidir con la especificaci\u00f3n ESP/ESN\n\nauthencesn asume un AAD con formato ESP/ESN. Cuando assoclen es m\u00e1s corto que la longitud m\u00ednima esperada, crypto_authenc_esn_decrypt() puede avanzar m\u00e1s all\u00e1 del final de la scatterlist de destino y activar una desreferencia de puntero NULL en scatterwalk_map_and_copy(), lo que lleva a un p\u00e1nico del kernel (DoS).\n\nA\u00f1adir una comprobaci\u00f3n de longitud m\u00ednima de AAD para fallar r\u00e1pidamente con entradas no v\u00e1lidas."}], "id": "CVE-2026-23060", "lastModified": "2026-03-13T21:28:47.830", "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": "[email protected]", "type": "Primary"}]}, "published": "2026-02-04T17:16:16.687", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/161bdc90fce25bd9890adc67fa1c8563a7acbf40"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2397e9264676be7794f8f7f1e9763d90bd3c7335"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/767e8349f7e929b7dd95c08f0b4cb353459b365e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9532ff0d0e90ff78a214299f594ab9bac81defe4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b0a9609283a5c852addb513dafa655c61eebc1ef"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/df22c9a65e9a9daa368a72fed596af9d7d5876bb"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fee86edf5803f1d1f19e3b4f2dacac241bddfa48"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "[email protected]", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: crypto: authencesn - reject too-short AAD (assoclen<8) to match ESP/ESN spec", "id": "2436779", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2436779"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["No description is available for this CVE."], "name": "CVE-2026-23060", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "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": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-02-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-23060\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-23060\nhttps://lore.kernel.org/linux-cve-announce/2026020414-CVE-2026-23060-6a41@gregkh/T"], "threat_severity": "Moderate"}