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TI-2018-13111 Aliases CVE-2018-18544GHSA-w2cq-hjvv-8q4h

There is a memory leak in the function WriteMSLImage of coders/msl.c in ImageMagick…

Priority LOW 33CWE-772Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
Partial Red Hat: 8 fixed, 2 without a fix

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-772.

Summary

There is a memory leak in the function WriteMSLImage of coders/msl.c in ImageMagick 7.0.8-13 Q16, and the function ProcessMSLScript of coders/msl.c in GraphicsMagick before 1.3.31.

Why it matters now

EPSS 0.02011 80th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 1 advisoryRed Hat: 8 fixed, 2 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:graphicsmagick:graphicsmagick:*:*:*:*:*:*:*:*before 1.3.31VulnerableGraphicsMagick
cpe:2.3:a:imagemagick:imagemagick:7.0.8-13:q16:*:*:*:*:*:*7.0.8-13 q16VulnerableImageMagick
cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*15.0VulnerableopenSUSE
  • cpe:2.3:a:graphicsmagick:graphicsmagick:*:*:*:*:*:*:*:* Versions before 1.3.31 Vulnerable ·GraphicsMagick
  • cpe:2.3:a:imagemagick:imagemagick:7.0.8-13:q16:*:*:*:*:*:* Versions 7.0.8-13 q16 Vulnerable ·ImageMagick
  • cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* Versions 15.0 Vulnerable ·openSUSE

Remediation

Red Hat 1 advisory

  • RHSA-2020:1180 Released 2020-03-31 · Red Hat rating Moderate
    ImageMagick security, bug fix, and enhancement update
    • Red Hat Enterprise Linux Client (v. 7) ImageMagick-6.9.10.68-3.el7, ImageMagick-c++-6.9.10.68-3.el7, emacs-1:24.3-23.el7 +4
    • Red Hat Enterprise Linux Client Optional (v. 7) ImageMagick-c++-devel-6.9.10.68-3.el7, ImageMagick-devel-6.9.10.68-3.el7, ImageMagick-doc-6.9.10.68-3.el7 +7
    • Red Hat Enterprise Linux ComputeNode (v. 7) emacs-1:24.3-23.el7, emacs-filesystem-1:24.3-23.el7
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) ImageMagick-6.9.10.68-3.el7, ImageMagick-c++-6.9.10.68-3.el7, ImageMagick-c++-devel-6.9.10.68-3.el7 +13
    • Red Hat Enterprise Linux Server (v. 7) ImageMagick-6.9.10.68-3.el7, ImageMagick-6.9.10.68-3.el7.ppc, ImageMagick-c++-6.9.10.68-3.el7 +6
    • Red Hat Enterprise Linux Server Optional (v. 7) ImageMagick-c++-6.9.10.68-3.el7, ImageMagick-c++-6.9.10.68-3.el7.ppc, ImageMagick-c++-devel-6.9.10.68-3.el7 +13
    • Red Hat Enterprise Linux Workstation (v. 7) ImageMagick-6.9.10.68-3.el7, ImageMagick-c++-6.9.10.68-3.el7, ImageMagick-perl-6.9.10.68-3.el7 +5
    • Red Hat Enterprise Linux Workstation Optional (v. 7) ImageMagick-c++-devel-6.9.10.68-3.el7, ImageMagick-devel-6.9.10.68-3.el7, ImageMagick-doc-6.9.10.68-3.el7 +6

Vendor assessments

Red Hat

Red Hat rating: Low. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 5AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2020:1180
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2020:1180
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2020:1180
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2020:1180
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2020:1180
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2020:1180
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2020:1180
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2020:1180

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-18544
  2. 2026-10-03 Alias added: GHSA-w2cq-hjvv-8q4h

References

Exploit 1

Advisory 3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences