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Gentoo Linux Security Advisory GLSA 201406-06 |
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http://security.gentoo.org/ |
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Severity: High |
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Title: Mumble: Multiple vulnerabilities |
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Date: June 06, 2014 |
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Bugs: #500486, #510380 |
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ID: 201406-06 |
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Synopsis |
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======== |
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|
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Multiple vulnerabilities have been found in Mumble, the worst of which |
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could lead to arbitrary code execution. |
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Background |
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========== |
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|
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Mumble is low-latency voice chat software intended for use with gaming. |
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|
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 media-sound/mumble < 1.2.6 >= 1.2.6 |
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|
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Description |
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=========== |
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|
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Multiple vulnerabilities have been discovered in Mumble: |
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|
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* A crafted length prefix value can trigger a heap-based buffer |
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overflow or NULL pointer dereference in the |
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opus_packet_get_samples_per_frame function (CVE-2014-0044) |
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* A crafted packet can trigger an error in the opus_decode_float |
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function, leading to a heap-based buffer overflow (CVE-2014-0045) |
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* A crafted SVG referencing local files can lead to resource exhaustion |
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or hangs (CVE-2014-3755) |
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* Mumble does not properly escape HTML in some external strings before |
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displaying them (CVE-2014-3756) |
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|
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Impact |
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====== |
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|
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A remote attacker could possibly execute arbitrary code with the |
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privileges of the process or cause a Denial of Service condition. |
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|
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Workaround |
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========== |
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There is no known workaround at this time. |
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Resolution |
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========== |
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All Mumble users should upgrade to the latest version: |
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=media-sound/mumble-1.2.6" |
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|
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References |
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========== |
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[ 1 ] CVE-2014-0044 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0044 |
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[ 2 ] CVE-2014-0045 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0045 |
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[ 3 ] CVE-2014-3755 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3755 |
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[ 4 ] CVE-2014-3756 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3756 |
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|
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Availability |
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============ |
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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http://security.gentoo.org/glsa/glsa-201406-06.xml |
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Concerns? |
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========= |
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users' machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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https://bugs.gentoo.org. |
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License |
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======= |
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Copyright 2014 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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http://creativecommons.org/licenses/by-sa/2.5 |
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