-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200712-22 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Opera: Multiple vulnerabilities Date: December 30, 2007 Bugs: #202770 ID: 200712-22 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== Multiple vulnerabilities were discovered in Opera, allowing for the execution of arbitrary code and cross domain scripting. Background ========== Opera is a fast Web browser that is available free of charge. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 www-client/opera < 9.25 >= 9.25 Description =========== David Bloom reported two vulnerabilities where plug-ins (CVE-2007-6520) and Rich text editing (CVE-2007-6522) could be used to allow cross domain scripting. Alexander Klink (Cynops GmbH) discovered an issue with TLS certificates (CVE-2007-6521). Gynvael Coldwind reported that bitmaps might reveal random data from memory (CVE-2007-6524). Impact ====== A remote attacker could exploit these vulnerabilites, possibly leading to the execution of arbitrary code and cross domain scripting. Workaround ========== There is no known workaround at this time. Resolution ========== All Opera users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=www-client/opera-9.25" References ========== [ 1 ] CVE-2007-6520 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6520 [ 2 ] CVE-2007-6521 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6521 [ 3 ] CVE-2007-6522 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6522 [ 4 ] CVE-2007-6524 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6524 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200712-22.xml Concerns? ========= Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at http://bugs.gentoo.org. License ======= Copyright 2007 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. http://creativecommons.org/licenses/by-sa/2.5 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFHd9KfuhJ+ozIKI5gRAr0iAJ9wF5YhZ3B2T9jsJiE/1uK10Uf1swCeJk5p cwmBruk15tQBOvmnfRqySSk= =DhPV -----END PGP SIGNATURE-----