Bug 1085246 (CVE-2018-8104) - VUL-1: CVE-2018-8104: xpdf: The BufStream::lookChar function in Stream.cc allows attackers to launch denial of service (heap-based buffer over-read and application crash) via a specific pdf file
Summary: VUL-1: CVE-2018-8104: xpdf: The BufStream::lookChar function in Stream.cc all...
Status: RESOLVED INVALID
Alias: CVE-2018-8104
Product: SUSE Security Incidents
Classification: Novell Products
Component: Incidents (show other bugs)
Version: unspecified
Hardware: Other Other
: P4 - Low : Minor
Target Milestone: ---
Assignee: Peter Simons
QA Contact: Security Team bot
URL: https://smash.suse.de/issue/201804/
Whiteboard: CVSSv3:SUSE:CVE-2018-8104:3.3:(AV:L/...
Keywords:
Depends on:
Blocks: 1133493
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Reported: 2018-03-14 08:56 UTC by Karol Babioch
Modified: 2023-06-14 14:41 UTC (History)
3 users (show)

See Also:
Found By: Security Response Team
Services Priority:
Business Priority:
Blocker: ---
Marketing QA Status: ---
IT Deployment: ---

Attachments
Reproducer (219.88 KB, application/pdf)
2018-03-14 09:04 UTC, Karol Babioch 		Details
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Description Karol Babioch 2018-03-14 08:56:21 UTC 
CVE-2018-8104

The BufStream::lookChar function in Stream.cc in xpdf 4.00 allows attackers to
launch denial of service (heap-based buffer over-read and application crash) via
a specific pdf file, as demonstrated by pdftohtml.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2018-8104
https://forum.xpdfreader.com/viewtopic.php?f=3&t=652
Comment 1 Karol Babioch 2018-03-14 09:04:39 UTC 
Created attachment 763608 [details]
Reproducer
Comment 2 Peter Simons 2018-06-21 08:48:19 UTC 
Upstream has not responded to the bug report in their web forum. I am unaware of any fixes for these issues.
Comment 3 Petr Gajdos 2023-06-12 13:06:40 UTC 
Could not reproduce a crash or valgrind error for TW,15,12,11sp1/poppler. Since xpdf is not maintained anymore, I suggest to close this.