Bug 1646448 (CVE-2018-18459) - CVE-2018-18459 xpdf: NULL pointer dereference in DCTStream::getBlock function in Stream.cc
Summary: CVE-2018-18459 xpdf: NULL pointer dereference in DCTStream::getBlock function...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2018-18459
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: 1646450 1646449
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-11-05 15:00 UTC by Laura Pardo
Modified: 2019-09-29 15:02 UTC (History)
2 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
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Clone Of:
Environment:
Last Closed: 2019-06-10 10:41:56 UTC

Attachments (Terms of Use)

Description Laura Pardo 2018-11-05 15:00:17 UTC 
A flaw was found in Xpdf 4.00. A NULL pointer dereference in the function DCTStream::getBlock in Stream.cc allows remote attackers to cause a denial of service via a crafted pdf file.

References:
https://forum.xpdfreader.com/viewtopic.php?f=3&t=41217 
https://github.com/TeamSeri0us/pocs/tree/master/xpdf/2018_10_16/pdftoppm
Comment 1 Laura Pardo 2018-11-05 15:00:50 UTC 
Created xpdf tracking bugs for this issue:

Affects: epel-all [bug 1646450]
Affects: fedora-all [bug 1646449]
Comment 2 Product Security DevOps Team 2019-06-10 10:41:56 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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