CVE-2026-4897

MEDIUM

5.5

Descripcion

A flaw was found in polkit. A local user can exploit this by providing a specially crafted, excessively long input to the `polkit-agent-helper-1` setuid binary via standard input (stdin). This unbounded input can lead to an out-of-memory (OOM) condition, resulting in a Denial of Service (DoS) for the system.

Detalles CVE

Puntuacion CVSS v3.15.5

SeveridadMEDIUM

Vector CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Vector de ataqueLOCAL

ComplejidadLOW

Privilegios requeridosLOW

Interaccion usuarioNONE

Publicado3/26/2026

Ultima modificacion3/30/2026

Fuentenvd

Avistamientos honeypot0

Debilidades (CWE)

CWE-770

Referencias

https://access.redhat.com/security/cve/CVE-2026-4897(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=2451739(secalert@redhat.com)

Correlaciones IOC

Sin correlaciones registradas

This product uses data from the NVD API but is not endorsed or certified by the NVD.