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CVE-2026-5121
HIGH7.5
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 v3.17.5
SeveridadHIGH
Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Vector de ataqueNETWORK
ComplejidadLOW
Privilegios requeridosNONE
Interaccion usuarioNONE
Publicado3/30/2026
Ultima modificacion4/23/2026
Fuentenvd
Avistamientos honeypot0
Productos afectados
libarchive:libarchiveredhat:enterprise_linuxredhat:hardened_imagesredhat:openshift_container_platform
Debilidades (CWE)
CWE-190CWE-190
Referencias
https://access.redhat.com/errata/RHSA-2026:10065(secalert@redhat.com)
https://access.redhat.com/errata/RHSA-2026:8510(secalert@redhat.com)
https://access.redhat.com/errata/RHSA-2026:8517(secalert@redhat.com)
https://access.redhat.com/errata/RHSA-2026:8521(secalert@redhat.com)
https://access.redhat.com/errata/RHSA-2026:8534(secalert@redhat.com)
https://access.redhat.com/errata/RHSA-2026:8864(secalert@redhat.com)
https://access.redhat.com/errata/RHSA-2026:8866(secalert@redhat.com)
https://access.redhat.com/errata/RHSA-2026:8867(secalert@redhat.com)
https://access.redhat.com/errata/RHSA-2026:8873(secalert@redhat.com)
https://access.redhat.com/errata/RHSA-2026:8908(secalert@redhat.com)
https://access.redhat.com/errata/RHSA-2026:9026(secalert@redhat.com)
https://access.redhat.com/errata/RHSA-2026:9592(secalert@redhat.com)
https://access.redhat.com/errata/RHSA-2026:9832(secalert@redhat.com)
https://access.redhat.com/security/cve/CVE-2026-5121(secalert@redhat.com)
https://bugzilla.redhat.com/show_bug.cgi?id=2452945(secalert@redhat.com)
https://github.com/advisories/GHSA-2vwv-vqpv-v8vc(secalert@redhat.com)
https://github.com/libarchive/libarchive/pull/2934(secalert@redhat.com)
Correlaciones IOC
Sin correlaciones registradas
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