CVE-2026-5201

Gdk-pixbuf: gdk-pixbuf: denial of service via heap-based buffer overflow when processing a specially crafted jpeg image

HIGH
7.5
CVSS Score
Published: March 31, 2026 at 08:32 AM UTC
Updated: October 29, 2026 at 03:56 PM UTC
18 products affected across 2 vendorsEnterprise LinuxEnterprise Linux Server AusEnterprise Linux Eus

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Severity
HIGH7.5
Exploit prediction
EPSS 1%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.44.6
v < 3.3.3
Vendor states this is fixed in 1778244531 (unaffected)
Vendor states this is fixed in 1778244546 (unaffected)
Vendor states this is fixed in 1778244559 (unaffected)
Vendor states this is fixed in 1778274666 (unaffected)
Vendor states this is fixed in 1779223651 (unaffected)
Vendor states this is fixed in 1779223654 (unaffected)
Vendor states this is fixed in 1780681984 (unaffected)
Vendor states this is fixed in 0:2.36.12-5.el7_9 (unaffected)
Vendor states this is fixed in 0:2.36.12-7.el8_2 (unaffected)
Vendor states this is fixed in 0:2.36.12-7.el8_4 (unaffected)
Vendor states this is fixed in 0:2.36.12-7.el8_6 (unaffected)
Vendor states this is fixed in 0:2.36.12-7.el8_8 (unaffected)
Vendor states this is fixed in 0:2.36.12-8.el8_10 (unaffected)
Vendor states this is fixed in 0:2.42.12-4.el10_0.4 (unaffected)
Vendor states this is fixed in 0:2.42.12-4.el10_1.5 (unaffected)
Vendor states this is fixed in 0:2.42.12-4.el10_2.5 (unaffected)
Vendor states this is fixed in 0:2.42.6-3.el9_0.1 (unaffected)
Vendor states this is fixed in 0:2.42.6-4.el9_2.1 (unaffected)
Vendor states this is fixed in 0:2.42.6-5.el9_4.1 (unaffected)
Vendor states this is fixed in 0:2.42.6-6.el9_6.1 (unaffected)
Vendor states this is fixed in 0:2.42.6-6.el9_7.1 (unaffected)
Vendor states this is fixed in 0:2.42.6-6.el9_8.1 (unaffected)
Vendor states this is fixed in 10.1 (unaffected)
Vendor states this is fixed in 6 (unknown)

References (27)

VDB Entryx_refsource_REDHATThird Party Advisory
Source: cverecord
https://access.redhat.com/security/cve/CVE-2026-5201
Issue Trackingx_refsource_REDHATThird Party Advisory
Source: cverecord
https://bugzilla.redhat.com/show_bug.cgi?id=2453291
Issue TrackingVendor Advisory
Source: cverecord
https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/issues/304
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:10708
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:10707
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:10741
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:11325
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:11326

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHredhat
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-122

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