Vulnerability in GIMP's Paint Shop Pro (PSP) file format parser (CVE-2026-58379)
Summary
Vulnerability in GIMP's Paint Shop Pro (PSP) file format parser (CVE-2026-58379). Successful exploitation can lead to full system takeover.
Original description
The description as published by the source.
A flaw was found in GIMP's Paint Shop Pro (PSP) file format parser. This heap buffer overflow vulnerability allows a remote attacker to cause arbitrary code execution or a denial of service (DoS) by tricking a user into opening a specially crafted PSP image file. The vulnerability occurs because the software incorrectly calculates buffer sizes when processing low bit-depth images, leading to an overwrite of adjacent memory.
Source: NIST National Vulnerability Database NVD GitHub Advisory
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-58379 has been found in GIMP's Paint Shop Pro (PSP) file format parser.
Successful exploitation can lead to full system takeover. CVSS score: 7.3/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "GIMP's Paint Shop Pro (PSP) file format parser CVE-2026-58379" on the vendor's site.
CVE-2026-58379 (GIMP's Paint Shop Pro (PSP) file format parser) — CWE-122 / CVSS v3 7.3
Attack vector: local
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (CWE-122) exists in GIMP's Paint Shop Pro (PSP) file format parser.
Check the vendor advisory for the affected versions of GIMP's Paint Shop Pro (PSP) file format parser.
Severity: High (CVSS 7.3/10). Successful exploitation can lead to full system takeover.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで GIMP's Paint Shop Pro (PSP) file format parser を使っているサービスとバージョンを洗い出す。
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2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Debian DEBIAN-CVE-2026-58379 gimp
- Ubuntu UBUNTU-CVE-2026-58379 gimp
References
- web secalert@redhat.com
- web secalert@redhat.com
- web secalert@redhat.com
- web secalert@redhat.com
- web nvd.nist.gov
- web github.com
- web secalert@redhat.com
- web secalert@redhat.com
- web secalert@redhat.com