RHSA-2025:4362 - Security Advisory

Sujet

An update for ghostscript is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

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: heap buffer over write vulnerability in GhostScript's lp8000_print_page() in gdevlp8k.c (CVE-2020-27792)
• ghostscript: dangling pointer in gdev_prn_open_printer_seekable() (CVE-2023-46751)
• ghostscript: Buffer Overflow in Ghostscript PDF XRef Stream Handling (CVE-2024-46952)
• ghostscript: Arbitrary Code Execution in Artifex Ghostscript Pattern Color Space (CVE-2024-46951)
• ghostscript: Directory Traversal in Ghostscript via Overlong UTF-8 Encoding (CVE-2024-46954)
• ghostscript: Path Traversal and Code Execution via Integer Overflow in Ghostscript (CVE-2024-46953)
• ghostscript: Out-of-Bounds Data Access in Ghostscript Leads to Arbitrary Code Execution (CVE-2024-46956)

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Produits concernés

• Red Hat Enterprise Linux for x86_64 8 x86_64
• Red Hat Enterprise Linux for IBM z Systems 8 s390x
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for ARM 64 8 aarch64
• Red Hat CodeReady Linux Builder for x86_64 8 x86_64
• Red Hat CodeReady Linux Builder for Power, little endian 8 ppc64le
• Red Hat CodeReady Linux Builder for ARM 64 8 aarch64
• Red Hat CodeReady Linux Builder for IBM z Systems 8 s390x

Correctifs

• BZ - 2247179 - CVE-2020-27792 ghostscript: heap buffer over write vulnerability in GhostScript's lp8000_print_page() in gdevlp8k.c
• BZ - 2253365 - CVE-2023-46751 ghostscript: dangling pointer in gdev_prn_open_printer_seekable()
• BZ - 2325041 - CVE-2024-46952 ghostscript: Buffer Overflow in Ghostscript PDF XRef Stream Handling
• BZ - 2325043 - CVE-2024-46951 ghostscript: Arbitrary Code Execution in Artifex Ghostscript Pattern Color Space
• BZ - 2325044 - CVE-2024-46954 ghostscript: Directory Traversal in Ghostscript via Overlong UTF-8 Encoding
• BZ - 2325045 - CVE-2024-46953 ghostscript: Path Traversal and Code Execution via Integer Overflow in Ghostscript
• BZ - 2325047 - CVE-2024-46956 ghostscript: Out-of-Bounds Data Access in Ghostscript Leads to Arbitrary Code Execution

CVE

• CVE-2020-27792
• CVE-2023-46751
• CVE-2024-46951
• CVE-2024-46952
• CVE-2024-46953
• CVE-2024-46954
• CVE-2024-46956

Références

• https://access.redhat.com/security/updates/classification/#moderate