CVE-2026-4887
Gimp: gimp:memory disclosure and denial of service via specially crafted pcx image
CVSS Score
6.1
EPSS Score
0.0%
EPSS Percentile
10th
A flaw was found in GIMP. This issue is a heap buffer over-read in GIMP PCX file loader due to an off-by-one error. A remote attacker could exploit this by convincing a user to open a specially crafted PCX image. Successful exploitation could lead to out-of-bounds memory disclosure and a possible application crash, resulting in a Denial of Service (DoS).
| CWE | CWE-193 |
| Vendor | red hat |
| Product | red hat enterprise linux 8 |
| Published | Mar 26, 2026 |
| Last Updated | May 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
High
Affected Versions
Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
All versions affected Red Hat / Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 8.6 Telecommunications Update Service
All versions affected Red Hat / Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 8.8 Telecommunications Update Service
All versions affected Red Hat / Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected References
access.redhat.com: https://access.redhat.com/errata/RHSA-2026:16484 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:17533 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19362 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:20552 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:20553 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:20554 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:20691 access.redhat.com: https://access.redhat.com/security/cve/CVE-2026-4887 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2451669 gitlab.gnome.org: https://gitlab.gnome.org/GNOME/gimp/-/issues/15960
Credits
Red Hat would like to thank Meshaal (@unrealmesh) for reporting this issue.