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Fedora 29: FEDORA-2019-672ae0f060 critical: Expat Heap Overflow Fix

fedora
Calendar Grey October 1, 2019
Dist Fedora Esm H88
The Ubuntu release contains significant buffer overflow fixes in libxml2, enhancing protection against corrupted XML data.
This update of `expat` fixes the following security issue: * **CVE-2019-15903** -- Fix heap overflow triggered by `XML_GetCurrentLineNumber` (or `XML_GetCurrentColumnNumber`), and...

Summary

This is expat, the C library for parsing XML, written by James Clark. Expat

is a stream oriented XML parser. This means that you register handlers with

the parser prior to starting the parse. These handlers are called when the

parser discovers the associated structures in the document being parsed. A

start tag is an example of the kind of structures for which you may

register handlers.

This update of `expat` fixes the following security issue: * **CVE-2019-15903**

-- Fix heap overflow triggered by `XML_GetCurrentLineNumber` (or

`XML_GetCurrentColumnNumber`), and deny internal entities closing the doctype

The following bug fixes are also included: * Fix cases where `XML_StopParser`

did not have any effect when called from inside of an end element handler *

xmlwf: Fix exit code for operation without "`-d DIRECTORY`" previously, only

"`-d DIRECTORY`" would give you a proper exit code

* Mon Sep 16 2019 Joe Orton - 2.2.8-1

- update to 2.2.8 (#1752167)

* Thu Jul 25 2019 Fedora Release Engineering - 2.2.7-2

- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild

* Thu Jun 27 2019 Joe Orton - 2.2.7-1

- update to 2.2.7 (#1723724, #1722224)

* Thu Jan 31 2019 Fedora Release Engineering - 2.2.6-2

- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild

[ 1 ] Bug #1752592 - CVE-2019-15903 expat: heap-based buffer over-read via crafted XML input

https://bugzilla.redhat.com/show_bug.cgi?id=1752592

su -c 'dnf upgrade --advisory FEDORA-2019-672ae0f060' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

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Change Log

References

Update Instructions

Severity
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Product: Fedora 29
Version: 2.2.8
Release: 1.fc29
Summary: An XML parser library

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