Vulnerability · Published Mar 26, 2026 · Assigned by redhat
CVE-2026-4887Gimp: gimp:memory disclosure and denial of service via specially crafted pcx image
Medium 6.1
In plain English
A medium-severity security flaw in Red Hat Enterprise Linux 6 from Red Hat. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
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).
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | gimp | 2:2.8.22-26.module_el8.10.0+4175+c208a0bf.6 | ALSA-2026:17533 |
| AlmaLinux:9 | gimp | 2:3.0.4-1.el9_7.5 | ALSA-2026:16484 |
| AlmaLinux:9 | gimp | 2:3.0.4-4.el9_8.4 | ALSA-2026:19362 |
| AlmaLinux:8 | gimp-devel | 2:2.8.22-26.module_el8.10.0+4175+c208a0bf.6 | ALSA-2026:17533 |
| AlmaLinux:8 | gimp-devel-tools | 2:2.8.22-26.module_el8.10.0+4175+c208a0bf.6 | ALSA-2026:17533 |
| AlmaLinux:8 | gimp-libs | 2:2.8.22-26.module_el8.10.0+4175+c208a0bf.6 | ALSA-2026:17533 |
| AlmaLinux:9 | gimp-libs | 2:3.0.4-4.el9_8.4 | ALSA-2026:19362 |
| AlmaLinux:9 | gimp-libs | 2:3.0.4-1.el9_7.5 | ALSA-2026:16484 |
| AlmaLinux:8 | pygobject2 | 2.28.7-5.module_el8.10.0+3952+571e801c | ALSA-2026:17533 |
| AlmaLinux:8 | pygobject2 | 2.28.7-5.module_el8.10.0+4175+c208a0bf | ALSA-2026:17533 |
| AlmaLinux:8 | pygobject2-codegen | 2.28.7-5.module_el8.10.0+4137+2d0d25cf | ALSA-2026:17533 |
| AlmaLinux:8 | pygobject2-codegen | 2.28.7-5.module_el8.10.0+4175+c208a0bf | ALSA-2026:17533 |
| AlmaLinux:8 | pygobject2-devel | 2.28.7-5.module_el8.10.0+3952+571e801c | ALSA-2026:17533 |
| AlmaLinux:8 | pygobject2-devel | 2.28.7-5.module_el8.10.0+4137+2d0d25cf | ALSA-2026:17533 |
| AlmaLinux:8 | pygobject2-devel | 2.28.7-5.module_el8.10.0+4175+c208a0bf | ALSA-2026:17533 |
| AlmaLinux:8 | pygobject2-doc | 2.28.7-5.module_el8.10.0+4137+2d0d25cf | ALSA-2026:17533 |
| AlmaLinux:8 | pygobject2-doc | 2.28.7-5.module_el8.10.0+4175+c208a0bf | ALSA-2026:17533 |
| AlmaLinux:8 | pygtk2 | 2.24.0-25.module_el8.9.0+3725+d1441900 | ALSA-2026:17533 |
| AlmaLinux:8 | pygtk2-codegen | 2.24.0-25.module_el8.9.0+3725+d1441900 | ALSA-2026:17533 |
| AlmaLinux:8 | pygtk2-devel | 2.24.0-25.module_el8.9.0+3725+d1441900 | ALSA-2026:17533 |
| AlmaLinux:8 | pygtk2-doc | 2.24.0-25.module_el8.9.0+3725+d1441900 | ALSA-2026:17533 |
| AlmaLinux:8 | python2-cairo | 1.16.3-7.module_el8.10.0+3952+571e801c | ALSA-2026:17533 |
| AlmaLinux:8 | python2-cairo | 1.16.3-7.module_el8.10.0+4175+c208a0bf | ALSA-2026:17533 |
| AlmaLinux:8 | python2-cairo-devel | 1.16.3-7.module_el8.10.0+3952+571e801c | ALSA-2026:17533 |
| AlmaLinux:8 | python2-cairo-devel | 1.16.3-7.module_el8.10.0+4137+2d0d25cf | ALSA-2026:17533 |
| AlmaLinux:8 | python2-cairo-devel | 1.16.3-7.module_el8.10.0+4175+c208a0bf | ALSA-2026:17533 |
| Debian:12 | gimp | no fix listed | DEBIAN-CVE-2026-4887 |
| Debian:13 | gimp | no fix listed | DEBIAN-CVE-2026-4887 |
| Debian:14 | gimp | 3.2.0-1 | DEBIAN-CVE-2026-4887 |
| Rocky Linux:8 | gimp | 2:2.8.22-26.module+el8.10.0+40033+6fd27379.3 | RLSA-2026:17533 |
| Rocky Linux:8 | gimp | 2:2.8.22-26.module+el8.10.0+40075+a21479b4.4 | RLSA-2026:17533 |
| Rocky Linux:8 | gimp | 2:2.8.22-26.module+el8.10.0+40134+eab491b1.5 | RLSA-2026:17533 |
| Rocky Linux:8 | gimp | 2:2.8.22-26.module+el8.10.0+1927+52edb5a0 | RLSA-2026:17533 |
| Rocky Linux:8 | gimp | 2:2.8.22-26.module+el8.10.0+1998+a08ccc48.2 | RLSA-2026:17533 |
| Rocky Linux:9 | gimp | 2:3.0.4-1.el9_7.5 | RLSA-2026:16484 |
| Rocky Linux:8 | pygobject2 | 0:2.28.7-5.module+el8.10.0+1927+52edb5a0 | RLSA-2026:17533 |
| Rocky Linux:8 | pygtk2 | 0:2.24.0-25.module+el8.9.0+1723+9bc93544 | RLSA-2026:17533 |
| Rocky Linux:8 | python2-pycairo | 0:1.16.3-7.module+el8.10.0+1927+52edb5a0 | RLSA-2026:17533 |
| Ubuntu:25.10 | gimp | no fix listed | UBUNTU-CVE-2026-4887 |
Affected products (as reported)
Weakness: CWE-193 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
References
- RHSA-2026:16484 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:17533 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:19362 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:20552 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:20553 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:20554 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:20691 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:25899 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:25901 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:25907 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:26168 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2026-4887 vdb-entry, x_refsource_REDHAT
- RHBZ#2451669 issue-tracking, x_refsource_REDHAT
- https://gitlab.gnome.org/GNOME/gimp/-/issues/15960