Bug 1190175 - (CVE-2020-16600) VUL-0: CVE-2020-16600: mupdf: use-after-free when a valid page was followed by a page with invalid pixmap dimensions
(CVE-2020-16600)
VUL-0: CVE-2020-16600: mupdf: use-after-free when a valid page was followed b...
Status: NEW
Classification: Novell Products
Product: SUSE Security Incidents
Classification: Novell Products
Component: Incidents
unspecified
Other Other
: P3 - Medium : Normal
: ---
Assigned To: Security Team bot
Security Team bot
https://smash.suse.de/issue/273034/
:
Depends on:
Blocks:
  Show dependency treegraph
 
Reported: 2021-09-03 15:00 UTC by Marcus Meissner
Modified: 2021-10-11 19:33 UTC (History)
1 user (show)

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


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Description Marcus Meissner 2021-09-03 15:00:12 UTC
A Use After Free vulnerability exists in Artifex Software, Inc. MuPDF library 1.17.0-rc1 and earlier when a valid page was followed by a page with invalid pixmap dimensions, causing bander - a static - to point to previously freed memory instead of a newband_writer.

Reference:
https://bugs.ghostscript.com/show_bug.cgi?id=702253

Upstream patch:
http://git.ghostscript.com/?p=mupdf.git;h=96751b25462f83d6e16a9afaf8980b0c3f979c8b

References:
https://bugzilla.redhat.com/show_bug.cgi?id=1968638
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-16600
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16600
http://git.ghostscript.com/?p=mupdf.git;h=96751b25462f83d6e16a9afaf8980b0c3f979c8b
https://bugs.ghostscript.com/show_bug.cgi?id=702253
Comment 1 OBSbugzilla Bot 2021-09-20 18:40:07 UTC
This is an autogenerated message for OBS integration:
This bug (1190175) was mentioned in
https://build.opensuse.org/request/show/920347 15.2+Backports:SLE-15-SP1+Backports:SLE-15-SP2+Backports:SLE-15-SP3 / mupdf
Comment 2 Swamp Workflow Management 2021-10-11 19:33:34 UTC
openSUSE-SU-2021:1341-1: An update that fixes two vulnerabilities is now available.

Category: security (important)
Bug References: 1190175,1190176
CVE References: CVE-2020-16600,CVE-2020-19609
JIRA References: 
Sources used:
openSUSE Leap 15.2 (src):    mupdf-1.12.0-lp152.6.3.1
openSUSE Backports SLE-15-SP3 (src):    mupdf-1.12.0-bp153.2.3.1
openSUSE Backports SLE-15-SP2 (src):    mupdf-1.12.0-bp152.4.3.1
openSUSE Backports SLE-15-SP1 (src):    mupdf-1.12.0-bp151.4.3.1