Red Hat Security Advisory: ghostscript security update
A heap buffer overflow vulnerability exists in the Ghostscript suite via the JPEG 2000 output adapter, identified as CVE-2026-39919. Ghostscript is used for rendering PostScript and PDF documents by translating PostScript code to bitmap formats. Red Hat has issued a security update addressing this moderate severity vulnerability in Ghostscript for Red Hat Enterprise Linux 10 and related products.
AI Analysis
Technical Summary
CVE-2026-39919 is a heap buffer overflow vulnerability in Ghostscript's JPEG 2000 output adapter. Ghostscript processes PostScript and PDF documents by converting PostScript code into bitmap formats for display or printing. This vulnerability could lead to memory corruption due to improper handling of JPEG 2000 output. Red Hat has released an update for Red Hat Enterprise Linux 10 and its variants to fix this issue.
Potential Impact
The vulnerability could allow an attacker to cause a heap buffer overflow when processing JPEG 2000 output in Ghostscript, potentially leading to memory corruption. The security impact is rated as moderate by Red Hat. No known exploits in the wild have been reported.
Mitigation Recommendations
Red Hat has released an official security update that addresses this vulnerability. Users of Red Hat Enterprise Linux 10 and related products should apply the provided update as detailed in the Red Hat advisory (RHSA-2026:74464) and the referenced article (https://access.redhat.com/articles/11258). Applying this update will remediate the vulnerability.
Red Hat Security Advisory: ghostscript security update
Description
A heap buffer overflow vulnerability exists in the Ghostscript suite via the JPEG 2000 output adapter, identified as CVE-2026-39919. Ghostscript is used for rendering PostScript and PDF documents by translating PostScript code to bitmap formats. Red Hat has issued a security update addressing this moderate severity vulnerability in Ghostscript for Red Hat Enterprise Linux 10 and related products.
Affected software
pkg:rpm/redhat/ghostscriptRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-39919 is a heap buffer overflow vulnerability in Ghostscript's JPEG 2000 output adapter. Ghostscript processes PostScript and PDF documents by converting PostScript code into bitmap formats for display or printing. This vulnerability could lead to memory corruption due to improper handling of JPEG 2000 output. Red Hat has released an update for Red Hat Enterprise Linux 10 and its variants to fix this issue.
Potential Impact
The vulnerability could allow an attacker to cause a heap buffer overflow when processing JPEG 2000 output in Ghostscript, potentially leading to memory corruption. The security impact is rated as moderate by Red Hat. No known exploits in the wild have been reported.
Mitigation Recommendations
Red Hat has released an official security update that addresses this vulnerability. Users of Red Hat Enterprise Linux 10 and related products should apply the provided update as detailed in the Red Hat advisory (RHSA-2026:74464) and the referenced article (https://access.redhat.com/articles/11258). Applying this update will remediate the vulnerability.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:74464
- Cve Count
- 1
- State
- PUBLISHED
Threat ID: 6abeb3f3a43b0b3b89ed4839
Added to database: 10/01/2026, 19:26:43 UTC
Last enriched: 10/01/2026, 19:34:09 UTC
Last updated: 10/02/2026, 02:46:04 UTC
Views: 9
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