REDHAT-BUG-1281936
First published: Fri Nov 13 2015(Updated: )
A buffer overread in xmlNextChar was found, causing segmentation fault when compiled with ASAN. Upstream bug (contains reproducer): <a href="https://bugzilla.gnome.org/show_bug.cgi?id=756263">https://bugzilla.gnome.org/show_bug.cgi?id=756263</a> Upstream patch: <a href="https://git.gnome.org/browse/libxml2/commit/?id=ab2b9a93ff19cedde7befbf2fcc48c6e352b6cbe">https://git.gnome.org/browse/libxml2/commit/?id=ab2b9a93ff19cedde7befbf2fcc48c6e352b6cbe</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| libxml2 |
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Reference Links
- https://bugzilla.gnome.org/show_bug.cgi?id=756263
- https://git.gnome.org/browse/libxml2/commit/?id=ab2b9a93ff19cedde7befbf2fcc48c6e352b6cbe
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1281937
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1281938
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1281939
- http://openwall.com/lists/oss-security/2015/11/18/23
- https://rhn.redhat.com/errata/RHSA-2015-2549.html
- https://rhn.redhat.com/errata/RHSA-2015-2550.html
- https://rhn.redhat.com/errata/RHSA-2016-1089.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1281936
Frequently Asked Questions
What is the severity of REDHAT-BUG-1281936?
The severity of REDHAT-BUG-1281936 is classified as a security vulnerability due to the potential for denial of service caused by buffer overreads.
How do I fix REDHAT-BUG-1281936?
To fix REDHAT-BUG-1281936, update to the latest version of libxml2 that includes the patch addressing this vulnerability.
What causes the issue in REDHAT-BUG-1281936?
The issue in REDHAT-BUG-1281936 is caused by a buffer overread in the xmlNextChar function, which can lead to segmentation faults.
Which software is affected by REDHAT-BUG-1281936?
REDHAT-BUG-1281936 specifically affects the GNOME libxml2 library.
Is there a workaround for REDHAT-BUG-1281936?
Currently, there is no official workaround for REDHAT-BUG-1281936; updating to a patched version is recommended.
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