ghostscript: .definemodifiedfont memory corruption if /typecheck is handled (699668)
Published Sep 5, 2018
7.3
HIGHCVSS 3.0
EPSS 1.91%
Description
In Artifex Ghostscript before 9.24, attackers able to supply crafted PostScript files could use insufficient interpreter stack-size checking during error handling to crash the interpreter.
Affected products
No data.
Configuration 1
- < 9.24
Configuration 2
- 7.0
- 7.0
- 7.0
- 7.5
- 7.0
Configuration 3
- 8.0
- 9.0
Configuration 4
- 14.04
- 16.04
- 18.04
No data.
Red Hat Enterprise Linux 7
ghostscript-0:9.07-29.el7_5.2
Fixed · RHSA-2018:2918
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
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | ghostscript-0:9.07-29.el7_5.2 | Fixed | RHSA-2018:2918 |
| 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 |
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 refer to the "Mitigation" section of CVE-2018-16509 : https://access.redhat.com/security/cve/cve-2018-16509
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:N/I:N/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:N/I:N/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 1, 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 (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.91% (0.01908) | 79.03th | v5 (v2026.06.15) |
| Sep 22, 2026 | 1.91% (0.01908) | 78.86th | v5 (v2026.06.15) |
| Sep 21, 2026 | 3.63% (0.03632) | 89.04th | v5 (v2026.06.15) |
| Sep 6, 2026 | 1.91% (0.01908) | 78.41th | v5 (v2026.06.15) |
| Sep 5, 2026 | 3.63% (0.03632) | 88.81th | v5 (v2026.06.15) |
| Aug 30, 2026 | 1.91% (0.01908) | 78.30th | v5 (v2026.06.15) |
| Aug 28, 2026 | 3.63% (0.03632) | 88.74th | v5 (v2026.06.15) |
| Aug 24, 2026 | 1.91% (0.01908) | 78.18th | v5 (v2026.06.15) |
| Aug 23, 2026 | 3.63% (0.03632) | 88.69th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.91% (0.01908) | 77.01th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.29% (0.00285) | 49.96th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.19% (0.00187) | 57.36th | v3 (v2023.03.01) |
| Apr 24, 2024 | 0.19% (0.00187) | 55.59th | v3 (v2023.03.01) |
| Jan 27, 2024 | 0.24% (0.00244) | 62.40th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.17% (0.00172) | 53.63th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.12% (0.00124) | 45.04th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.07% (0.02069) | 50.36th | v5 (v2026.06.15) |
| Apr 14, 2021 | 2.07% (0.02069) | 0.00th | v1 |
References (13)
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=b575e1ec42cc86f6a58c603f2a88fcc2af699cc8 x_refsource_MISC
- http://seclists.org/oss-sec/2018/q3/182 x_refsource_MISCMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/105337 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2018:2918 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2018-16542 Vendor Advisory
- https://bugs.ghostscript.com/show_bug.cgi?id=699668 x_refsource_MISCIssue TrackingPermissions RequiredVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1621363 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-2018-16542
- 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.cve.org/CVERecord?id=CVE-2018-16542
- https://www.debian.org/security/2018/dsa-4288 vendor-advisoryx_refsource_DEBIANThird Party Advisory
Change history (0)
No recorded changes yet.