SB2025120134 - Debian update for ghostscript
Published: December 1, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) NULL pointer dereference (CVE-ID: CVE-2025-7462)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error within the pdf_ferror() function in devices/vector/gdevpdf.c. A remote attacker can pass specially crafted file to the application and perform a denial of service (DoS) attack.
2) Stack-based buffer overflow (CVE-ID: CVE-2025-59798)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the pdf_write_cmap() function in devices/vector/gdevpdtw.c. A remote attacker can trick the victim into opening a specially crafted file to trigger a stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
3) Stack-based buffer overflow (CVE-ID: CVE-2025-59799)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the pdfmark_coerce_dest() function in devices/vector/gdevpdfm.c. A remote attacker can trick the victim into opening a specially crafted file to trigger a stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.