Bug 1539853 (CVE-2018-5686)

Summary: CVE-2018-5686 mupdf: Infinite loop in pdf_parse_array function in pdf/pdf-parse.c
Product: [Other] Security Response Reporter: Pedro Sampaio <psampaio>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED UPSTREAM QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: mjg
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Clone Of: Environment:
Last Closed: 2019-06-08 03:38:38 UTC Type: ---
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Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1539854    
Bug Blocks:    

Description Pedro Sampaio 2018-01-29 18:08:11 UTC
In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF is not considered. Attackers could leverage this vulnerability to cause a denial of service via a crafted pdf file.

Upstream bug:

https://bugs.ghostscript.com/show_bug.cgi?id=698860

Comment 1 Pedro Sampaio 2018-01-29 18:08:29 UTC
Created mupdf tracking bugs for this issue:

Affects: fedora-all [bug 1539854]

Comment 2 Product Security DevOps Team 2019-06-08 03:38:38 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.