CVE-2026-112258: Gimp: gimp: use-after-free in xcf loader via prop_linked and prop_selection on channels

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-19 · updated 2026-10-21
Weakness: CWE-416

Description

A flaw was found in GIMP. The XCF loader can leave a dangling pointer in the linked-channels list when a linked channel is later destroyed via a selection property. Opening a crafted XCF file can cause a use-after-free in the main GIMP process, leading to a crash and potentially arbitrary code execution.

Affected products

Red Hat Enterprise Linux 10: all versions
Red Hat Enterprise Linux 9: all versions

References

https://access.redhat.com/security/cve/CVE-2026-112258
https://bugzilla.redhat.com/show_bug.cgi?id=2555588

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