CVE-2014-1876 Information

Description

The unpacker::redirect_stdio function in unpack.cpp in unpack200 in OpenJDK 6 7 and 8; Oracle Java SE 5.0u61 6u71 7u51 and 8; JRockit R27.8.1 and R28.3.1; and Java SE Embedded 7u51 does not securely create temporary files when a log file cannot be opened which allows local users to overwrite arbitrary files via a symlink attack on /tmp/unpack.log.

Reference

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=737562 http://marc.info/?l=bugtraq&m=140852886808946&w=2 http://marc.info/?l=bugtraq&m=140852974709252&w=2 http://osvdb.org/102808 http://rhn.redhat.com/errata/RHSA-2014-0675.html http://rhn.redhat.com/errata/RHSA-2014-0685.html http://seclists.org/oss-sec/2014/q1/242 http://seclists.org/oss-sec/2014/q1/285 http://secunia.com/advisories/58415 http://secunia.com/advisories/59058 http://security.gentoo.org/glsa/glsa-201406-32.xml http://www.debian.org/security/2014/dsa-2912 http://www.oracle.com/technetwork/topics/security/cpuapr2014-1972952.html http://www.securityfocus.com/bid/65568 http://www.ubuntu.com/usn/USN-2187-1 http://www.ubuntu.com/usn/USN-2191-1 http://www-01.ibm.com/support/docview.wss?uid=swg21672080 http://www-01.ibm.com/support/docview.wss?uid=swg21676746 http://www-01.ibm.com/support/docview.wss?uid=swg21679713 https://access.redhat.com/errata/RHSA-2014:0413 https://access.redhat.com/errata/RHSA-2014:0414 https://bugzilla.redhat.com/show_bug.cgi?id=1060907