ghostscript: missing type check in type checker (699659)
Published Sep 5, 2018
7.8
HIGHCVSS 3.0
EPSS 1.94%
Description
An issue was discovered in Artifex Ghostscript before 9.24. A type confusion in "ztype" could be used by remote attackers able to supply crafted PostScript to crash the interpreter or possibly have unspecified other impact.
Affected products
No data.
Configuration 1
- 8.0
- 9.0
Configuration 2
- < 9.24
Configuration 3
- 14.04
- 16.04
- 18.04
Configuration 4
- 7.0
- 7.0
- 7.6
- 7.6
- 7.6
- 7.0
No data.
Red Hat Enterprise Linux 7
ghostscript-0:9.07-31.el7_6.1
Fixed · RHSA-2018:3650
Red Hat Enterprise Linux 5
ghostscript
Will not fix
Red Hat Enterprise Linux 6
ghostscript
Will not fix
Red Hat Enterprise Linux 8
ghostscript
Not affected
Red Hat OpenShift Container Platform 3.10
mediawiki
Not affected
Red Hat OpenShift Container Platform 3.11
mediawiki
Not affected
Red Hat OpenShift Container Platform 3.2
mediawiki
Not affected
Red Hat OpenShift Container Platform 3.3
mediawiki
Not affected
Red Hat OpenShift Container Platform 3.4
mediawiki
Not affected
Red Hat OpenShift Container Platform 3.5
mediawiki
Not affected
Red Hat OpenShift Container Platform 3.6
mediawiki
Not affected
Red Hat OpenShift Container Platform 3.7
mediawiki
Not affected
Red Hat OpenShift Container Platform 3.9
mediawiki
Not affected
Red Hat OpenShift Enterprise 3.0
mediawiki
Not affected
Red Hat OpenShift Enterprise 3.1
mediawiki
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | ghostscript-0:9.07-31.el7_6.1 | Fixed | RHSA-2018:3650 |
| Red Hat Enterprise Linux 5 | ghostscript | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | ghostscript | Will not fix | n/a |
| Red Hat Enterprise Linux 8 | ghostscript | Not affected | n/a |
| Red Hat OpenShift Container Platform 3.10 | mediawiki | Not affected | n/a |
| Red Hat OpenShift Container Platform 3.11 | mediawiki | Not affected | n/a |
| Red Hat OpenShift Container Platform 3.2 | mediawiki | Not affected | n/a |
| Red Hat OpenShift Container Platform 3.3 | mediawiki | Not affected | n/a |
| Red Hat OpenShift Container Platform 3.4 | mediawiki | Not affected | n/a |
| Red Hat OpenShift Container Platform 3.5 | mediawiki | Not affected | n/a |
| Red Hat OpenShift Container Platform 3.6 | mediawiki | Not affected | n/a |
| Red Hat OpenShift Container Platform 3.7 | mediawiki | Not affected | n/a |
| Red Hat OpenShift Container Platform 3.9 | mediawiki | Not affected | n/a |
| Red Hat OpenShift Enterprise 3.0 | mediawiki | Not affected | n/a |
| Red Hat OpenShift Enterprise 3.1 | mediawiki | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue affects the versions of ghostscript as shipped with Red Hat Enterprise Linux 5, 6, and 7. Red Hat Enterprise Linux 6 is now in Maintenance Support 2 Phase of the support and maintenance life cycle. This has been rated as having a security impact of Important, and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/. Red Hat Enterprise Linux 5 is now in Extended Life Phase of the support and maintenance life cycle. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
Red Hat mitigation
Please see https://bugzilla.redhat.com/show_bug.cgi?id=1619748#c3
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (22 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.94% (0.01938) | 79.39th | v5 (v2026.06.15) |
| Sep 22, 2026 | 1.94% (0.01938) | 79.21th | v5 (v2026.06.15) |
| Sep 21, 2026 | 3.44% (0.03444) | 88.47th | v5 (v2026.06.15) |
| Sep 6, 2026 | 1.94% (0.01938) | 78.76th | v5 (v2026.06.15) |
| Sep 5, 2026 | 3.44% (0.03444) | 88.22th | v5 (v2026.06.15) |
| Aug 30, 2026 | 1.94% (0.01938) | 78.65th | v5 (v2026.06.15) |
| Aug 28, 2026 | 3.44% (0.03444) | 88.15th | v5 (v2026.06.15) |
| Aug 24, 2026 | 1.94% (0.01938) | 78.53th | v5 (v2026.06.15) |
| Aug 23, 2026 | 3.44% (0.03444) | 88.09th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.94% (0.01938) | 77.40th | v5 (v2026.06.15) |
| May 28, 2025 | 0.17% (0.00170) | 39.17th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.19% (0.01189) | 77.37th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.97% (0.00966) | 83.99th | v3 (v2023.03.01) |
| Jul 15, 2024 | 0.68% (0.00682) | 80.20th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.48% (0.00481) | 75.16th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.48% (0.00481) | 73.11th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.41% (0.00414) | 70.77th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.30% (0.00297) | 64.55th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.78% (0.01776) | 76.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.78% (0.01776) | 53.99th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.59% (0.02590) | 55.26th | v5 (v2026.06.15) |
| Apr 14, 2021 | 2.59% (0.02590) | 0.00th | v1 |
References (13)
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=0edd3d6c634a577db261615a9dc2719bca7f6e01 x_refsource_MISC
- http://seclists.org/oss-sec/2018/q3/182 x_refsource_MISCIssue TrackingMailing ListPatchThird Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3650 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2018-16511 Vendor Advisory
- https://bugs.ghostscript.com/show_bug.cgi?id=699659 x_refsource_MISCPermissions RequiredThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1621359 Issue Tracking
- https://lists.debian.org/debian-lts-announce/2018/09/msg00015.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-16511
- https://security.gentoo.org/glsa/201811-12 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://usn.ubuntu.com/3768-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.artifex.com/news/ghostscript-security-resolved/ x_refsource_MISCPatchVendor Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-16511
- https://www.debian.org/security/2018/dsa-4288 vendor-advisoryx_refsource_DEBIANThird Party Advisory
Change history (0)
No recorded changes yet.