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Vulnerability record · CVE-2026-5201 · published 31 March 2026

CVE-2026-5201: Gnome gdk-pixbuf heap-based buffer overflow vulnerability

Gnome · Gdk Pixbuf

A flaw was found in the gdk-pixbuf library. This heap-based buffer overflow vulnerability occurs in the JPEG image loader due to improper validation of color component counts when processing a specially crafted JPEG image. A remote attacker can exploit this flaw without user interaction, for example, via thumbnail generation. Successful exploitation leads to application crashes and denial of service (DoS) conditions.

7.5 CVSS 3.1 High EPSS 1.1% · top 32.7% CWE-122 · Heap-based buffer overflow
7.5CVSS 3.1 base score
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
18Affected product versions listed by NVD
51References
4 Nov 2026Last modified by NVD

Description

A flaw was found in the gdk-pixbuf library. This heap-based buffer overflow vulnerability occurs in the JPEG image loader due to improper validation of color component counts when processing a specially crafted JPEG image. A remote attacker can exploit this flaw without user interaction, for example, via thumbnail generation. Successful exploitation leads to application crashes and denial of service (DoS) conditions.

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

Affected products

18 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/errata/RHSA-2026:10707 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:10708 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:10741 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:11325 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:11326 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:11327 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:11328 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:11806 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:12060 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:12061 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:12062 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:12114 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:12115 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:16008 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:16009 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:16030 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:16174 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:19127 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:19210 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:19724 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:19725 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:25096 Third Party Advisory
https://access.redhat.com/security/cve/CVE-2026-5201 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2453291 Issue TrackingThird Party Advisory
https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/issues/304 Issue TrackingVendor Advisory
https://lists.debian.org/debian-lts-announce/2026/04/msg00010.html Mailing ListThird Party Advisory
https://access.redhat.com/errata/RHSA-2026:10707 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:10708 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:10741 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:11325 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:11326 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:11327 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:11328 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:11806 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:12060 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:12061 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:12062 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:12114 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:12115 Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:16008 Third Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-5201), CISA KEV, FIRST EPSS (scores of 2026-11-13). This page is refreshed as NVD updates the record.