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Gentoo Linux Security Advisory GLSA 200703-12 |
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http://security.gentoo.org/ |
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|
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Severity: Normal |
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Title: SILC Server: Denial of Service |
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Date: March 14, 2007 |
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Bugs: #169599 |
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ID: 200703-12 |
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|
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Synopsis |
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======== |
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|
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SILC Server is affected by a Denial of Service vulnerability. |
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|
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Background |
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========== |
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|
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SILC Server is a server for the Secure Internet Live Conferencing |
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(SILC) protocol. |
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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 net-im/silc-server < 1.0.2-r1 >= 1.0.2-r1 |
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|
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Description |
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=========== |
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|
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Frank Benkstein discovered a possible NULL pointer dereference in |
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apps/silcd/command.c if a new channel is created without specifying a |
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valid hmac or cipher algorithm name. |
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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 cause the server to crash, resulting in a |
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Denial of Service. |
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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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|
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Resolution |
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========== |
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All SILC Server users should upgrade to the latest version: |
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|
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=net-im/silc-server-1.0.2-r1" |
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|
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Availability |
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============ |
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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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|
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http://security.gentoo.org/glsa/glsa-200703-12.xml |
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|
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Concerns? |
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========= |
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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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http://bugs.gentoo.org. |
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|
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License |
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======= |
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|
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Copyright 2007 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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|
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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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|
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http://creativecommons.org/licenses/by-sa/2.5 |