CVE-2026-112177
Ghostscript: reintroduction of .charkeys -dsafer bypass in rhel 8
A flaw was found in Ghostscript as shipped with Red Hat Enterprise Linux 8. The correction for CVE-2019-14869 was omitted during the rebase from version 9.25 to 9.27, leaving privileged .forceput operations in the .charkeys procedure insufficiently protected. Processing a specially crafted PostScript file may allow an attacker to bypass -dSAFER restrictions and access files outside the permitted paths or execute commands with the permissions of the Ghostscript process.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Ghostscript: reintroduction of .charkeys -dsafer bypass in rhel 8
A flaw was found in Ghostscript as shipped with Red Hat Enterprise Linux 8. The correction for CVE-2019-14869 was omitted during the rebase from version 9.25 to 9.27, leaving privileged .forceput operations in the .charkeys procedure insufficiently protected. Processing a specially crafted PostScript file may allow an attacker to bypass -dSAFER restrictions and access files outside the permitted paths or execute commands with the permissions of the Ghostscript process.
- Record
CVE-2026-112177- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-648
- Updated
- 2026-11-04
EUVDEUVD-2026-104827
A flaw was found in Ghostscript as shipped with Red Hat Enterprise Linux 8. The correction for CVE-2019-14869 was omitted during the rebase from version 9.25 to 9.27, leaving privileged .forceput operations in the .charkeys procedure insufficiently protected. Processing a specially crafted PostScript file may allow an attacker to bypass -dSAFER restrictions and access files outside the permitted paths or execute commands with the permissions of the Ghostscript process.
- Record
EUVD-2026-104827- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Updated
- 2026-11-04
GitHub AdvisoriesGHSA-4hx3-pq6p-jhg6
A flaw was found in Ghostscript as shipped with Red Hat Enterprise Linux 8. The correction for...
A flaw was found in Ghostscript as shipped with Red Hat Enterprise Linux 8. The correction for CVE-2019-14869 was omitted during the rebase from version 9.25 to 9.27, leaving privileged .forceput operations in the .charkeys procedure insufficiently protected. Processing a specially crafted PostScript file may allow an attacker to bypass -dSAFER restrictions and access files outside the permitted paths or execute commands with the permissions of the Ghostscript process.
- Record
GHSA-4hx3-pq6p-jhg6- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-648
- Updated
- 2026-11-03
NVD
A flaw was found in Ghostscript as shipped with Red Hat Enterprise Linux 8. The correction for CVE-2019-14869 was omitted during the rebase from version 9.25 to 9.27, leaving privileged .forceput operations in the .charkeys procedure insufficiently protected. Processing a specially crafted PostScript file may allow an attacker to bypass -dSAFER restrictions and access files outside the permitted paths or execute commands with the permissions of the Ghostscript process.
- Record
CVE-2026-112177- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-648
- Updated
- 2026-11-04
OSV
Ghostscript: reintroduction of .charkeys -dsafer bypass in rhel 8
A flaw was found in Ghostscript as shipped with Red Hat Enterprise Linux 8. The correction for CVE-2019-14869 was omitted during the rebase from version 9.25 to 9.27, leaving privileged .forceput operations in the .charkeys procedure insufficiently protected. Processing a specially crafted PostScript file may allow an attacker to bypass -dSAFER restrictions and access files outside the permitted paths or execute commands with the permissions of the Ghostscript process.
- Record
CVE-2026-112177- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-648
- Updated
- 2026-11-05
OSVRLSA-2026:93978
Important: ghostscript security update
The Ghostscript suite contains utilities for rendering PostScript and PDF documents. Ghostscript translates PostScript code to common bitmap formats so that the code can be displayed or printed.
Security Fix(es):
- ghostscript: Reintroduction of .charkeys -dSAFER bypass in Rocky Linux 8 (CVE-2026-112177)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
- Record
RLSA-2026:93978- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Updated
- 2026-11-03
OSVALSA-2026:93978 No score
Important: ghostscript security update
The Ghostscript suite contains utilities for rendering PostScript and PDF documents. Ghostscript translates PostScript code to common bitmap formats so that the code can be displayed or printed.
Security Fix(es):
- ghostscript: Reintroduction of .charkeys -dSAFER bypass in AlmaLinux 8 (CVE-2026-112177)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
- Record
ALSA-2026:93978- Updated
- 2026-11-03
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
ghostscriptAlmaLinux:8 |
before 9.27-20.el8_10 | 9.27-20.el8_10 |
ghostscript-docAlmaLinux:8 |
before 9.27-20.el8_10 | 9.27-20.el8_10 |
ghostscript-tools-dvipdfAlmaLinux:8 |
before 9.27-20.el8_10 | 9.27-20.el8_10 |
ghostscript-tools-fontsAlmaLinux:8 |
before 9.27-20.el8_10 | 9.27-20.el8_10 |
ghostscript-tools-printingAlmaLinux:8 |
before 9.27-20.el8_10 | 9.27-20.el8_10 |
ghostscript-x11AlmaLinux:8 |
before 9.27-20.el8_10 | 9.27-20.el8_10 |
libgsAlmaLinux:8 |
before 9.27-20.el8_10 | 9.27-20.el8_10 |
libgs-develAlmaLinux:8 |
before 9.27-20.el8_10 | 9.27-20.el8_10 |
ghostscriptRocky Linux:8 |
before 0:9.27-20.el8_10 | 0:9.27-20.el8_10 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| affected, aliases, references | EUVD, OSV | |
| affected, aliases, facts, references | GitHub Advisories, NVD, OSV | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-112177 is a high vulnerability (CVSS 7.3) in Red Hat Enterprise Linux 8, published October 20, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 29th percentile. Fixed in ghostscript 9.27-20.el8_10.