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Ubuntu: 1002-1: PostgreSQL vulnerability  07 October 2010 
Posted by Benjamin D. Thomas   
It was discovered that PostgreSQL did not properly enforce permissionswithin sessions when PL/Perl and PL/Tcl functions or operators wereredefined. A remote authenticated attacker could exploit this to executearbitrary code with permissions of a different user, possibly leading toprivilege escalation. [More...]
 
Ubuntu: 1001-1: LVM2 vulnerability  06 October 2010 
Posted by Benjamin D. Thomas   
The cluster logical volume manager daemon (clvmd) in LVM2 did not correctlyvalidate credentials. A local user could use this flaw to manipulatelogical volumes without root privileges and cause a denial of service inthe cluster. [More...]
 
Ubuntu: 999-1: Kerberos vulnerability  05 October 2010 
Posted by Benjamin D. Thomas   
Mike Roszkowski discovered that the Kerberos KDC did not correctlyvalidate the contents of certain messages. If an authenticated remoteattacker sent specially crafted TGS requests, the KDC service would crash,leading to a denial of service. [More...]
 
Ubuntu: 992-1: Avahi vulnerabilities  29 September 2010 
Posted by Benjamin D. Thomas   
It was discovered that Avahi incorrectly handled certain mDNS query packetswhen the reflector feature is enabled, which is not the defaultconfiguration on Ubuntu. A remote attacker could send crafted mDNS queriesand perform a denial of service on the server and on the network. Thisissue only affected Ubuntu 8.04 LTS and 9.04. (CVE-2009-0758) [More...]
 
Ubuntu: 994-1: libHX vulnerability  29 September 2010 
Posted by Benjamin D. Thomas   
It was discovered that libHX incorrectly handled certain parameters to theHX_split function. An attacker could use this flaw to cause a denial ofservice or possibly execute arbitrary code with the privileges of the user. [More...]
 
Ubuntu: 991-1: quassel vulnerability  23 September 2010 
Posted by Benjamin D. Thomas   
Jima discovered that quassel would respond to a single privmsgcontaining multiple CTCP requests with multiple NOTICEs, possiblyresulting in a denial of service against the IRC connection. [More...]
 
Ubuntu: 990-2: Apache vulnerability  21 September 2010 
Posted by Benjamin D. Thomas   
USN-860-1 introduced a partial workaround to Apache that disabled clientinitiated TLS renegotiation in order to mitigate CVE-2009-3555. USN-990-1introduced the new RFC5746 renegotiation extension in openssl, andcompletely resolves the issue. [More...]
 
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