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CVE-2026-5121
CRITICAL9.8
Descripcion
A flaw was found in libarchive. On 32-bit systems, an integer overflow vulnerability exists in the zisofs block pointer allocation logic. A remote attacker can exploit this by providing a specially crafted ISO9660 image, which can lead to a heap buffer overflow. This could potentially allow for arbitrary code execution on the affected system.
Detalles CVE
Puntuacion CVSS v3.19.8
SeveridadCRITICAL
Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vector de ataqueNETWORK
ComplejidadLOW
Privilegios requeridosNONE
Interaccion usuarioNONE
Publicado3/30/2026
Ultima modificacion3/31/2026
Fuentenvd
Avistamientos honeypot0
Debilidades (CWE)
CWE-190
Referencias
https://access.redhat.com/security/cve/CVE-2026-5121(secalert@redhat.com)
https://github.com/libarchive/libarchive/pull/2934(secalert@redhat.com)
Correlaciones IOC
Sin correlaciones registradas
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