CVE-2020-25725 - Vulnerability Details - OpenCVE

In Xpdf 4.02, SplashOutputDev::endType3Char(GfxState *state) SplashOutputDev.cc:3079 is trying to use the freed `t3GlyphStack->cache`, which causes an `heap-use-after-free` problem. The codes of a previous fix for nested Type 3 characters wasn't correctly handling the case where a Type 3 char referred to another char in the same Type 3 font.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Fedoraproject	Fedora
Xpdfreader	Xpdf

Configuration 1 [-]

cpe:2.3:a:xpdfreader:xpdf:4.02:*:*:*:*:*:*:*

Configuration 2 [-]

OR	cpe:2.3:o:fedoraproject:fedora:32:::::::*
	cpe:2.3:o:fedoraproject:fedora:33:::::::*

No data.

References

Link	Providers
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-25725
https://forum.xpdfreader.com/viewtopic.php?f=3&t=41915
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ZUU5QG6SSVRTKZTR3A72LDRVZETEI63/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VLOYVJSM54IL6I5RY4QTJGRS7PIEG44X/

History

No history.

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2020-11-21T05:29:54

Updated: 2024-08-04T15:40:36.653Z

Reserved: 2020-09-16T00:00:00

Link: CVE-2020-25725

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-11-21T06:15:12.240

Modified: 2024-11-21T05:18:35.190

Link: CVE-2020-25725

Redhat

No data.

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