Description
A use after free was found in igc_reloc_struct_ptr() of psi/igc.c of ghostscript-9.25. A local attacker could supply a specially crafted PDF file to cause a denial of service.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | ghostscript | 9.25 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | ghostscript | 9.26~dfsg-1 | — |
| Debian 13 | ghostscript | 9.26~dfsg-1 | — |
| Debian 12 | ghostscript | 9.26~dfsg-1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | libgs +7 | 9.27-1.el8 | RHSA-2021:1852 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | libgs +7 | 9.27-1.el8 | ALSA-2021:1852 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | ghostscript | 9.27-1.el8 | RLSA-2021:1852 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | libgs +7 | 9.27-1.el8 | ELSA-2021-1852 |
Advisories 4
- ALSA-2021:1852 Moderate: ghostscript security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2021:1852 Red Hat Security Advisory: ghostscript security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 9, 2026
- RLSA-2021:1852 Moderate: ghostscript security, bug fix, and enhancement update Rocky Linux Security Advisories · Feb 5, 2026
- ELSA-2021-1852 Moderate: ghostscript security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 25, 2021