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CVE-2022-49384

Estado: ModificadaAlta (7.8)—

In the Linux kernel, the following vulnerability has been resolved:

md: fix double free of io_acct_set bioset

Now io_acct_set is alloc and free in personality. Remove the codes that free io_acct_set in md_free and md_stop.

CVSS

Probabilidad de explotación (EPSS)

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.

Vulnerabilidad de acceso local (AV:L, PR:L) sin interacción en kernel Linux; CWE-415 (double free) permite ejecución de código/escalada. Pista corrobora T1068 e impactos en ejecución.

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

Execution PreventionThreat Intelligence ProgramRestrict Web-Based ContentPrivileged Account ManagementLimit Software InstallationBehavior Prevention on Endpoint

Tecnologías afectadas (1)

Linux — Linux Kernel

CWE

Referencias

JSON original (NVD)

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