CVE-2026-1484

MEDIUM

4.2

Descricao

A flaw was found in the GLib Base64 encoding routine when processing very large input data. Due to incorrect use of integer types during length calculation, the library may miscalculate buffer boundaries. This can cause memory writes outside the allocated buffer. Applications that process untrusted or extremely large Base64 input using GLib may crash or behave unpredictably.

Detalhes CVE

Pontuacao CVSS v3.14.2

SeveridadeMEDIUM

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

Vetor de ataqueNETWORK

ComplexidadeHIGH

Privilegios necessariosNONE

Interacao do usuarioREQUIRED

Publicado1/27/2026

Ultima modificacao3/19/2026

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-787

Referencias

https://access.redhat.com/security/cve/CVE-2026-1484(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=2433259(secalert@redhat.com)

https://gitlab.gnome.org/GNOME/glib/-/issues/3870(secalert@redhat.com)

Correlacoes IOC

Sem correlacoes registradas

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