In Artifex Ghostscript 9.23 before 2018-08-24, a type confusion using the .shfill…
Priority LOW 39CWE-704Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 10 fixed, 2 without a fix
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-704 and the CVSS impact.
Summary
In Artifex Ghostscript 9.23 before 2018-08-24, a type confusion using the .shfill operator could be used by attackers able to supply crafted PostScript files to crash the interpreter or potentially execute code.
Why it matters now
EPSS 0.02981 87th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 10 fixed, 2 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 13
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | 14.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | 16.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | 18.04 | Vulnerable | Canonical |
| cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:* | up to 9.23 | Vulnerable | Artifex |
| cpe:2.3:a:artifex:gpl_ghostscript:*:*:*:*:*:*:*:* | before 9.26 | Vulnerable | Artifex |
| cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* | 7.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* | 7.6 | Vulnerable | Red Hat |
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* Versions 14.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* Versions 16.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
- cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:* Versions up to 9.23 Vulnerable ·Artifex
- cpe:2.3:a:artifex:gpl_ghostscript:*:*:*:*:*:*:*:* Versions before 9.26 Vulnerable ·Artifex
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
Show 3 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* | 7.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:* | 8.2r1.0 to before 8.2r12.1; 8.3r1 to before 8.3r7.1; 9.0r1 to before 9.0r3.4 | Vulnerable | Pulse Secure |
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:* Versions 8.2r1.0 to before 8.2r12.1; 8.3r1 to before 8.3r7.1; 9.0r1 to before 9.0r3.4 Vulnerable ·Pulse Secure
Remediation
Red Hat 1 advisory
- RHSA-2018:3650 Released 2018-11-27 · Red Hat rating Importantghostscript security update
- Red Hat Enterprise Linux Client (v. 7) ghostscript-9.07-31.el7_6.1, ghostscript-cups-9.07-31.el7_6.1
- Red Hat Enterprise Linux Client Optional (v. 7) ghostscript-devel-9.07-31.el7_6.1, ghostscript-doc-9.07-31.el7_6.1, ghostscript-gtk-9.07-31.el7_6.1
- Red Hat Enterprise Linux ComputeNode (v. 7) ghostscript-9.07-31.el7_6.1, ghostscript-cups-9.07-31.el7_6.1
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) ghostscript-devel-9.07-31.el7_6.1, ghostscript-doc-9.07-31.el7_6.1, ghostscript-gtk-9.07-31.el7_6.1
- Red Hat Enterprise Linux Server (v. 7) ghostscript-9.07-31.el7_6.1, ghostscript-9.07-31.el7_6.1.ppc, ghostscript-cups-9.07-31.el7_6.1
- Red Hat Enterprise Linux Server Optional (v. 7) ghostscript-devel-9.07-31.el7_6.1, ghostscript-devel-9.07-31.el7_6.1.ppc, ghostscript-doc-9.07-31.el7_6.1 +1
- Red Hat Enterprise Linux Workstation (v. 7) ghostscript-9.07-31.el7_6.1, ghostscript-cups-9.07-31.el7_6.1
- Red Hat Enterprise Linux Workstation Optional (v. 7) ghostscript-devel-9.07-31.el7_6.1, ghostscript-doc-9.07-31.el7_6.1, ghostscript-gtk-9.07-31.el7_6.1
- Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) ghostscript-9.07-31.el7_6.1, ghostscript-cups-9.07-31.el7_6.1
- Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) ghostscript-devel-9.07-31.el7_6.1, ghostscript-doc-9.07-31.el7_6.1, ghostscript-gtk-9.07-31.el7_6.1
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2018:3650 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2018:3650 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2018:3650 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2018:3650 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2018:3650 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2018:3650 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2018:3650 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2018:3650 |
| Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) | Fixed | RHSA-2018:3650 |
| Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) | Fixed | RHSA-2018:3650 |
Not affected: 12 products
- Red Hat Enterprise Linux 8
- Red Hat OpenShift Container Platform 3.10
- Red Hat OpenShift Container Platform 3.11
- Red Hat OpenShift Container Platform 3.2
- Red Hat OpenShift Container Platform 3.3
- Red Hat OpenShift Container Platform 3.4
- Red Hat OpenShift Container Platform 3.5
- Red Hat OpenShift Container Platform 3.6
- Red Hat OpenShift Container Platform 3.7
- Red Hat OpenShift Container Platform 3.9
- Red Hat OpenShift Enterprise 3.0
- Red Hat OpenShift Enterprise 3.1
Timeline
- 2026-10-02 Threatist record created from CVE-2018-15909
- 2026-10-03 Alias added: GHSA-cxqh-5r8h-v8xv
- 2026-11-02 Priority changed: MEDIUM → LOW
References
Patch 2
Advisory 4
Sources
- CVE-2018-15909 · CVE Program
- CVE-2018-15909 · NVD
- FIRST EPSS
- GHSA-cxqh-5r8h-v8xv · GitHub Advisory Database · CC BY 4.0
- CVE-2018-15909 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences