Bug 2190494 (CVE-2023-26936) - CVE-2023-26936 xpdf: buffer overflow via a crafted PDF file in gmalloc() in goo/gmem.cc
Summary: CVE-2023-26936 xpdf: buffer overflow via a crafted PDF file in gmalloc() in g...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2023-26936
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2191669 2191670
Blocks: 2190108
TreeView+ depends on / blocked
 
Reported: 2023-04-28 14:51 UTC by Guilherme de Almeida Suckevicz
Modified: 2023-05-03 18:39 UTC (History)
0 users

Fixed In Version:
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Clone Of:
Environment:
Last Closed: 2023-04-28 23:09:59 UTC
Embargoed:

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Description Guilherme de Almeida Suckevicz 2023-04-28 14:51:00 UTC 
Buffer Overflow vulnerability found in XPDF v.4.04 allows an attacker to cause a Denial of Service via gmalloc in gmem.cc.

References:
https://gist.github.com/huanglei3/10e2a9bd07a109995b20ade306612a34
https://github.com/huanglei3/xpdf_Stack-backtracking/blob/main/gmem_copyString
Comment 1 Guilherme de Almeida Suckevicz 2023-04-28 17:50:15 UTC 
Created xpdf tracking bugs for this issue:

Affects: epel-all [bug 2191670]
Affects: fedora-all [bug 2191669]
Comment 2 Product Security DevOps Team 2023-04-28 23:09:57 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
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