Protect yourself against future threats.
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AUSCERT External Security Bulletin Redistribution
ESB-2016.1884
curl security update
4 August 2016
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: curl
Publisher: Debian
Operating System: Debian GNU/Linux 8
UNIX variants (UNIX, Linux, OSX)
Windows
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Unauthorised Access -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2016-5421 CVE-2016-5420 CVE-2016-5419
Original Bulletin:
http://www.debian.org/security/2016/dsa-3638
Comment: This advisory references vulnerabilities in products which run on
platforms other than Debian. It is recommended that administrators
running curl check for an updated version of the software for their
operating system.
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Debian Security Advisory DSA-3638-1 security@debian.org
https://www.debian.org/security/ Alessandro Ghedini
August 03, 2016 https://www.debian.org/security/faq
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Package : curl
CVE ID : CVE-2016-5419 CVE-2016-5420 CVE-2016-5421
Several vulnerabilities were discovered in cURL, an URL transfer library:
CVE-2016-5419
Bru Rom discovered that libcurl would attempt to resume a TLS session
even if the client certificate had changed.
CVE-2016-5420
It was discovered that libcurl did not consider client certificates
when reusing TLS connections.
CVE-2016-5421
Marcelo Echeverria and Fernando Muñoz discovered that libcurl was
vulnerable to a use-after-free flaw.
For the stable distribution (jessie), these problems have been fixed in
version 7.38.0-4+deb8u4.
For the unstable distribution (sid), these problems have been fixed in
version 7.50.1-1.
We recommend that you upgrade your curl packages.
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: debian-security-announce@lists.debian.org
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