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Cups Filters CVE-2025-64524

MEDIUM
Heap-based Buffer Overflow (CWE-122)
2025-11-20 security-advisories@github.com
5.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2021 - Vulnerable and Outdated Components
ASVS 5.0
V15 - Secure Coding and Architecture Heap buffer bounds checking
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.

Impact

CVSS score of 3.3 (LOW). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.03%.

Exploit ScenarioDerived

Successful exploitation could compromise the low-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

cups-filters contains backends, filters, and other software required to get the cups printing service working on operating systems other than macos. Rated low severity (CVSS 3.3), this vulnerability is low attack complexity. Public exploit code available.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-122. cups-filters contains backends, filters, and other software required to get the cups printing service working on operating systems other than macos. In versions 2.0.1 and prior, a heap-buffer-overflow vulnerability in the rastertopclx filter causes the program to crash with a segmentation fault when processing maliciously crafted input data. This issue can be exploited to trigger memory corruption, potentially leading to arbitrary code execution. This issue has been patched via commit 956283c. Affected products include: Openprinting Cups-Filters.

Severity by source

NVD PRIMARY 5.5 MEDIUM
AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Red Hat 6.4 MEDIUM

Primary rating from NVD.

CVSS VectorNVD

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

Lifecycle Timeline

5
Severity Changed
Oct 18, 2026 - 20:22 NVD
LOW MEDIUM
CVSS changed
Oct 18, 2026 - 20:22 NVD
3.3 (LOW) 5.5 (MEDIUM)
Patch released
Mar 28, 2026 - 19:23 nvd
Patch available
PoC Detected
Dec 15, 2025 - 14:35 vuln.today
Public exploit code
CVE Published
Nov 20, 2025 - 18:15 nvd
LOW 3.3

DescriptionNVD

cups-filters contains backends, filters, and other software required to get the cups printing service working on operating systems other than macos. In versions 2.0.1 and prior, a heap-buffer-overflow vulnerability in the rastertopclx filter causes the program to crash with a segmentation fault when processing maliciously crafted input data. This issue can be exploited to trigger memory corruption, potentially leading to arbitrary code execution. This issue has been patched via commit 956283c.

Executive ViewAI

Why It Matters

CVE-2025-64524 is a low-severity vulnerability in versions 2.0.1 and (CVSS 3.3). The limited severity suggests constrained impact, typically requiring specific conditions or local access for exploitation. A patch is available and can be applied during standard maintenance windows.

Business Impact: Low
Compensating Controls

Apply vendor patch during routine maintenance. Standard security controls provide adequate interim protection.

Threat Intelligence Overview

EPSS Score
0.0%
Top 90% exploitable
Exploit
POC
Public exploit code exists
Data Quality
4 sources
Confidence: Medium

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 MEDIUM
CISA KEV No
Public POC Yes
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
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
Defer
Exploitation· derived
Poc
System Exposure· derived
Small
Automatable· derived
No
Human Impact
Low

Priority Score

48
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +28
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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.

A heap overflow occurs when a program writes data beyond the bounds of a buffer allocated in the heap memory region.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)NVD

cpe:2.3:a:openprinting:cups-filters:*:*:*:*:*:*:*:*
CVE-2015-3258 HIGH
7.5 Jul 14

Heap-based buffer overflow in the WriteProlog function in filter/texttopdf.c in texttopdf in cups-filters before 1.0.70

CVE-2015-3279 HIGH
7.5 Jul 14

Integer overflow in filter/texttopdf.c in texttopdf in cups-filters before 1.0.71 allows remote attackers to cause a den

CVE-2023-24805 HIGH POC
8.8 May 17

cups-filters contains backends, filters, and other software required to get the cups printing service working on operati

CVE-2015-2265 HIGH POC
7.5 Mar 24

The remove_bad_chars function in utils/cups-browsed.c in cups-filters before 1.0.66 allows remote IPP printers to execut

CVE-2015-8327 HIGH
7.5 Dec 17

Incomplete blacklist vulnerability in util.c in foomatic-rip in cups-filters 1.0.42 before 1.2.0 and in foomatic-filters

CVE-2013-6474 MEDIUM
6.8 Mar 14

Heap-based buffer overflow in the pdftoopvp filter in CUPS and cups-filters before 1.0.47 allows remote attackers to exe

CVE-2013-6475 MEDIUM
6.8 Mar 14

Multiple integer overflows in (1) OPVPOutputDev.cxx and (2) oprs/OPVPSplash.cxx in the pdftoopvp filter in CUPS and cups

CVE-2013-6473 MEDIUM
6.8 Mar 14

Multiple heap-based buffer overflows in the urftopdf filter in cups-filters 1.0.25 before 1.0.47 allow remote attackers

CVE-2015-8560 HIGH
7.3 Apr 14

Incomplete blacklist vulnerability in util.c in foomatic-rip in cups-filters 1.0.42 before 1.4.0 and in foomatic-filters

CVE-2014-2707 HIGH
8.3 Apr 17

cups-browsed in cups-filters 1.0.41 before 1.0.51 allows remote IPP printers to execute arbitrary commands via shell met

CVE-2025-57812 LOW POC
3.7 Nov 12

CUPS is a standards-based, open-source printing system, and `libcupsfilters` contains the code of the filters of the for

CVE-2025-64503 LOW POC
3.3 Nov 12

cups-filters contains backends, filters, and other software required to get the cups printing service working on operati

Vendor StatusVendor

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