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authorVictor Stinner <victor.stinner@gmail.com>2017-06-21 12:39:22 (GMT)
committerGitHub <noreply@github.com>2017-06-21 12:39:22 (GMT)
commit5ff7132313eb651107b179d20218dfe5d4e47f13 (patch)
treec75f190454b750d8b03fdf05d5ed5c0d621e499d /Misc/NEWS
parentf3e8209152dffd201620c5b5936946a9250ac359 (diff)
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bpo-30694: Upgrade Modules/expat/ to libexpat 2.2.1 (#2300)
New file: Modules/expat/siphash.h.
Diffstat (limited to 'Misc/NEWS')
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diff --git a/Misc/NEWS b/Misc/NEWS
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+++ b/Misc/NEWS
@@ -368,6 +368,15 @@ Extension Modules
Library
-------
+- [Security] bpo-30694: Upgrade expat copy from 2.2.0 to 2.2.1 to get fixes
+ of multiple security vulnerabilities including: CVE-2017-9233 (External
+ entity infinite loop DoS), CVE-2016-9063 (Integer overflow, re-fix),
+ CVE-2016-0718 (Fix regression bugs from 2.2.0's fix to CVE-2016-0718)
+ and CVE-2012-0876 (Counter hash flooding with SipHash).
+ Note: the CVE-2016-5300 (Use os-specific entropy sources like getrandom)
+ doesn't impact Python, since Python already gets entropy from the OS to set
+ the expat secret using ``XML_SetHashSalt()``.
+
- bpo-29755: Fixed the lgettext() family of functions in the gettext module.
They now always return bytes.