CVE-2025-65079

Heap-based buffer overflow vulnerability in Postscript interpreter

Published Feb 3, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Description
A heap-based buffer overflow vulnerability has been identified in the Postscript interpreter in various Lexmark devices. This vulnerability can be leveraged by an attacker to execute arbitrary code as an unprivileged user.

Remediation

Vendor Workaround

Lexmark recommends a firmware update if your device has affected firmware.

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

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First Time appeared Lexmark
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Vendors & Products Lexmark
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Lexmark cxlbl
Lexmark cxlbn
Lexmark cxnzj
Lexmark cxtat
Lexmark cxtgv
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Lexmark cxtmh
Lexmark cxtmm
Lexmark cxtpc
Lexmark cxtpp
Lexmark cxtzj
Lexmark mslbd
Lexmark mslsg
Lexmark msngm
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Lexmark mstgw
Lexmark mstsn
Lexmark mxlbd
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Lexmark mxngm
Lexmark mxtct
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Lexmark mxtsn
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A heap-based buffer overflow vulnerability has been identified in the Postscript interpreter in various Lexmark devices. This vulnerability can be leveraged by an attacker to execute arbitrary code as an unprivileged user.
Title Heap-based buffer overflow vulnerability in Postscript interpreter
Weaknesses CWE-122
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}