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Ghostscript CVE-2025-27830

HIGH
Classic Buffer Overflow (CWE-120)
2025-03-25 cve@mitre.org
Buffer Overflow Red Hat Suse Ghostscript Artifex
7.8
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
CWE-120
OWASP Top 10:2025
A06:2021 - Vulnerable and Outdated Components
ASVS 5.0
V15 - Secure Coding and Architecture Buffer copy size validation
MITRE ATT&CK

1 technique across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

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Impact

CVSS score of 7.8 (HIGH). Attack characteristics: local attack vector, low complexity, no privileges required, user interaction required. EPSS exploitation probability: 0.03%.
Exploit ScenarioDerived

A local attacker with access to the system could overflow a buffer to corrupt adjacent memory. No authentication is required to exploit this vulnerability.
This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

An issue was discovered in Artifex Ghostscript before 10.05.0. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.

Affects your stack

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Technical ContextAI · show details

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. An issue was discovered in Artifex Ghostscript before 10.05.0. A buffer overflow occurs during serialization of DollarBlend in a font, for base/write_t1.c and psi/zfapi.c. Affected products include: Artifex Ghostscript. Version information: before 10.05.0..

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 7.8 HIGH
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SUSE HIGH
Red Hat 5.5 MEDIUM

Primary rating from NVD.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Patch released
Mar 28, 2026 - 18:33 nvd
Patch available
CVE Published
Mar 25, 2025 - 21:15 nvd
HIGH 7.8

DescriptionCVE.org

An issue was discovered in Artifex Ghostscript before 10.05.0. A buffer overflow occurs during serialization of DollarBlend in a font, for base/write_t1.c and psi/zfapi.c.

Executive ViewAI

Why It Matters

Organizations using Artifex Ghostscript face notable risk from CVE-2025-27830, a buffer overflow vulnerability rated CVSS 7.8. Exploitation could allow attackers to corrupt memory, crash the application, or potentially execute arbitrary code. A patch is available and should be applied as part of regular vulnerability management.

Business Impact: High
Compensating Controls

Apply vendor patch. If immediate patching is not feasible: (1) Enable ASLR and DEP where available; (2) Implement network segmentation; (3) Monitor for exploitation indicators.

Threat Intelligence Overview

EPSS Score
0.0%
Top 92% exploitable
Data Quality
3 sources
Confidence: Low
NVD CVE.org EPSS Vendor

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact
High

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +39
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Buffer Overflow HIGH

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Affected Products (CPE)CVE.org

cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:*

More in Ghostscript

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CVE-2017-8291 HIGH POC
7.8 Apr 27

Artifex Ghostscript through 2017-04-26 allows -dSAFER bypass and remote command execution via .rsdparams type confusion

CVE-2016-7976 HIGH POC
8.8 Aug 07

The PS Interpreter in Ghostscript 9.18 and 9.20 allows remote attackers to execute arbitrary code via crafted userparams
CVE-2018-16509 HIGH POC
7.8 Sep 05

An issue was discovered in Artifex Ghostscript before 9.24. Rated high severity (CVSS 7.8), this vulnerability is no aut
CVE-2012-4405 MEDIUM
6.8 Sep 18

Multiple integer underflows in the icmLut_allocate function in International Color Consortium (ICC) Format library (iccl
CVE-2023-28879 CRITICAL POC
9.8 Mar 31

In Artifex Ghostscript through 10.01.0, there is a buffer overflow leading to potential corruption of data internal to t
CVE-2018-18284 HIGH POC
8.6 Oct 19

Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving the
CVE-2018-17961 HIGH POC
8.6 Oct 15

Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving err
CVE-2016-10317 HIGH POC
7.8 Apr 03

The fill_threshhold_buffer function in base/gxht_thresh.c in Artifex Software, Inc. Rated high severity (CVSS 7.8), this
CVE-2017-9611 HIGH POC
7.8 Jul 26

The Ins_MIRP function in base/ttinterp.c in Artifex Ghostscript GhostXPS 9.21 allows remote attackers to cause a denial

CVE-2017-9835 HIGH POC
7.8 Jul 26

The gs_alloc_ref_array function in psi/ialloc.c in Artifex Ghostscript 9.21 allows remote attackers to cause a denial of
CVE-2017-7948 HIGH POC
7.8 Apr 19

Integer overflow in the mark_curve function in Artifex Ghostscript 9.21 allows remote attackers to cause a denial of ser
CVE-2026-101258 HIGH POC
7.8 Oct 06

Ghostscript can execute arbitrary shell commands with the privileges of its process when it renders a crafted PostScript

Same weakness CWE-120 – Classic Buffer Overflow

View all
CVE-2017-7269 CRITICAL POC
9.8
CVE-2019-11043 CRITICAL POC
9.8
CVE-2016-10174 CRITICAL POC
9.8
CVE-2016-0099 HIGH POC
7.8
CVE-2016-6366 HIGH POC
8.8
CVE-2013-1331 HIGH
7.8
CVE-2013-0641 HIGH
7.8
CVE-2017-15222 CRITICAL POC
9.8

Same technique Buffer Overflow

View all
CVE-2015-5119 CRITICAL POC
9.8
CVE-2015-3113 CRITICAL POC
9.8
CVE-2011-2462 CRITICAL POC
9.8
CVE-2020-0796 CRITICAL POC
10.0
CVE-2009-0927 HIGH POC
8.8
CVE-2012-1889 HIGH POC
8.8

Vendor StatusVendor

SUSE

Severity: High
Product Status
SUSE Linux Enterprise Server 16.0 Fixed
openSUSE Tumbleweed Fixed
SUSE Linux Enterprise Desktop 15 SP7 Fixed
SUSE Linux Enterprise High Performance Computing 15 SP7 Fixed
SUSE Linux Enterprise Module for Basesystem 15 SP7 Fixed

References

Advisories & patches
PATCH https://bugs.ghostscript.com/show_bug.cgi?id=708241 ADVISORY https://www.suse.com/support/update/SUSE-SU-2025:14953/ REF https://lists.debian.org/debian-lts-announce/2025/04/msg00014.html

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