Bug 1462203 (CVE-2017-7375) - CVE-2017-7375 libxml2: Missing validation for external entities in xmlParsePEReference
Summary: CVE-2017-7375 libxml2: Missing validation for external entities in xmlParsePE...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2017-7375
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1462226 1462227 1462228 1525811 1695415
Blocks: 1462234 1658297
TreeView+ depends on / blocked
 
Reported: 2017-06-16 12:19 UTC by Adam Mariš
Modified: 2023-09-26 13:23 UTC (History)
28 users (show)

Fixed In Version: libxml2 2.9.5
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Clone Of:
Environment:
Last Closed: 2021-10-27 10:53:10 UTC
Embargoed:

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Description Adam Mariš 2017-06-16 12:19:18 UTC 
Missing validation for external entities was found in xmlParsePEReference that can lead to XXE attack.

Upstream bug (private at the moment):

https://bugzilla.gnome.org/show_bug.cgi?id=780691

Android patch:

https://android.googlesource.com/platform/external/libxml2/+/308396a55280f69ad4112d4f9892f4cbeff042aa

References:

https://source.android.com/security/bulletin/2017-06-01#libraries
Comment 1 Adam Mariš 2017-06-16 12:48:43 UTC 
Created libxml2 tracking bugs for this issue:

Affects: fedora-all [bug 1462226]


Created mingw-libxml2 tracking bugs for this issue:

Affects: epel-7 [bug 1462227]
Affects: fedora-all [bug 1462228]
Comment 5 Doran Moppert 2019-01-21 00:45:14 UTC 
Upstream patch:

https://gitlab.gnome.org/GNOME/libxml2/commit/90ccb582
Comment 7 Sonu Khan 2020-01-13 10:45:04 UTC 
Is there any steps to reproduce this vulnerability or to test the upstream patch?
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