CVE-2026-80565
In the Linux kernel, the following vulnerability has been resolved:
crypto: qce - fix error path in devm_qce_register_algs
If ops->register_algs() fails, the error path repeatedly calls the same ops->unregister_algs() from the failed registration. Use the loop index to unregister the previously registered algorithms instead.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 7.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.18%
- Percentil entre todas las CVEs puntuadas: 6
- Fecha de la puntuación: 5/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1068Exploitation for Privilege Escalationprivilege escalation85 % - Impacto principal
T1059Command and Scripting Interpreterexecution75 %
Acceso local sin interacción (AV:L/UI:N/PR:L) permite escalada de privilegios (C:H/I:H/A:H); fallo en manejo de errores en registro de algoritmos criptográficos puede derivar en ejecución de código.
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
Referencias
- https://git.kernel.org/stable/c/1ece8e16c085e8cd60ecbdb641269aaa53d31da4
- https://git.kernel.org/stable/c/4e88b4fda48282f3fd504b4d4f5d2d4f996b76ce
- https://git.kernel.org/stable/c/9c75402286409f5e1a75e4a445555c84066f89db
- https://git.kernel.org/stable/c/a134e4b8102c077286818ee112b9f925db613d4c
- https://git.kernel.org/stable/c/c7dc487aade12c692add3221673c9bdf32dc24f5
- https://git.kernel.org/stable/c/dbca8b798caf47fb2799a26dd09c9ad66305883d
- https://git.kernel.org/stable/c/de52c713d21806b93b00a6074056b57aec4f8919
- https://git.kernel.org/stable/c/fef187c6194d67395182d58169dd14ba631f1b41
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-80565",
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{
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"baseScore": 7.8,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
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"published": "2026-08-26T15:17:11.550",
"references": [
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{
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}
],
"vulnStatus": "Received",
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: qce - fix error path in devm_qce_register_algs\n\nIf ops->register_algs() fails, the error path repeatedly calls the same\nops->unregister_algs() from the failed registration. Use the loop index\nto unregister the previously registered algorithms instead."
}
],
"lastModified": "2026-08-27T06:17:41.390",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}