CVE-2026-1484

MEDIUM

4.2

Beschreibung

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.

CVE Details

CVSS v3.1 Bewertung4.2

SchweregradMEDIUM

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

AngriffsvektorNETWORK

KomplexitatHIGH

Erforderliche PrivilegienNONE

BenutzerinteraktionREQUIRED

Veroffentlicht1/27/2026

Zuletzt geandert3/19/2026

Quellenvd

Honeypot-Sichtungen0

Schwachen (CWE)

CWE-787

Referenzen

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)

IOC Korrelationen

Keine Korrelationen erfasst

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