Ubuntu 7.04 / 7.10 : apt-listchanges vulnerability (USN-572-1)

Felipe Sateler discovered that apt-listchanges did not use safe paths when importing additional Python libraries. A local attacker could exploit this and execute arbitrary commands as the user running apt-listchanges. Note that Tenable Network Security has extracted the preceding description bloc...

Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : postgresql vulnerabilities (USN-568-1)

Nico Leidecker discovered that PostgreSQL did not properly restrict dblink functions. An authenticated user could exploit this flaw to access arbitrary accounts and execute arbitrary SQL queries. CVE-2007-3278, CVE-2007-6601 It was discovered that the TCL regular expression parser used by...

Ubuntu 7.04 / 7.10 : dovecot vulnerability (USN-567-1)

It was discovered that in very rare configurations using LDAP, Dovecot may reuse cached connections for users with the same password. As a result, a user may be able to login as another if the connection is reused. The default Ubuntu configuration of Dovecot was not vulnerable. Note that Tenable...

Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : openssh vulnerability (USN-566-1)

Jan Pechanec discovered that ssh would forward trusted X11 cookies when untrusted cookie generation failed. This could lead to unintended privileges being forwarded to a remote host. Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security...

Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : squid vulnerability (USN-565-1)

It was discovered that Squid did not always clean up cache memory correctly. A remote attacker could manipulate cache update replies and cause Squid to use all available memory, leading to a denial of service. Note that Tenable Network Security has extracted the preceding description block direct...

Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : tomboy vulnerability (USN-560-1)

Jan Oravec discovered that Tomboy did not properly setup the LDLIBRARYPATH environment variable. A local attacker could exploit this to execute arbitrary code as the user invoking the program. Note that Tenable Network Security has extracted the preceding description block directly from the Ubunt...

Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : samba vulnerability (USN-556-1)

Alin Rad Pop discovered that Samba did not correctly check the size of reply packets to mailslot requests. If a server was configured with domain logon enabled, an unauthenticated remote attacker could send a specially crafted domain logon packet and execute arbitrary code or crash the Samba...

Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : e2fsprogs vulnerability (USN-555-1)

Rafal Wojtczuk discovered multiple integer overflows in e2fsprogs. If a user or automated system were tricked into fscking a malicious ext2/ext3 filesystem, a remote attacker could execute arbitrary code with the user's privileges. Note that Tenable Network Security has extracted the preceding...

Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : mono vulnerability (USN-553-1)

It was discovered that Mono did not correctly bounds check certain BigInteger actions. Remote attackers could exploit this to crash a Mono application or possibly execute arbitrary code with user privileges. Note that Tenable Network Security has extracted the preceding description block directly...

Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : libcairo vulnerability (USN-550-1)

Peter Valchev discovered that Cairo did not correctly decode PNG image data. By tricking a user or automated system into processing a specially crafted PNG with Cairo, a remote attacker could execute arbitrary code with user privileges. Note that Tenable Network Security has extracted the precedi...

Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : php5 vulnerabilities (USN-549-1)

It was discovered that the wordwrap function did not correctly check lengths. Remote attackers could exploit this to cause a crash or monopolize CPU resources, resulting in a denial of service. CVE-2007-3998 Integer overflows were discovered in the strspn and strcspn functions. Attackers could...

Ubuntu 7.10 : pidgin vulnerability (USN-548-1)

It was discovered that Pidgin did not correctly handle certain logging events. A remote attacker could send specially crafted messages and cause the application to crash, leading to a denial of service. Note that Tenable Network Security has extracted the preceding description block directly from...

Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : flac vulnerability (USN-540-1)

Sean de Regge discovered that flac did not properly perform bounds checking in many situations. An attacker could send a specially crafted FLAC audio file and execute arbitrary code as the user or cause a denial of service in flac or applications that link against flac. Note that Tenable Network...

Ubuntu 6.06 LTS / 6.10 / 7.04 / 7.10 : poppler vulnerabilities (USN-542-1)

Secunia Research discovered several vulnerabilities in poppler. If a user were tricked into loading a specially crafted PDF file, a remote attacker could cause a denial of service or possibly execute arbitrary code with the user's privileges in applications linked against poppler. Note that Tenab...

Ubuntu 6.06 LTS : mysql-dfsg-5.0 vulnerabilities (USN-338-1)

Dmitri Lenev discovered that arguments of setuid SQL functions were evaluated in the security context of the functions' definer instead of its caller. An authenticated user with the privilege to call such a function could exploit this to execute arbitrary statements with the privileges of the...

Ubuntu 5.04 / 5.10 / 6.06 LTS : heartbeat vulnerability (USN-326-1)

Yan Rong Ge discovered that heartbeat did not set proper permissions for an allocated shared memory segment. A local attacker could exploit this to render the heartbeat service unavailable Denial of Service. Note that Tenable Network Security has extracted the preceding description block directly...

Ubuntu 6.06 LTS / 6.10 / 7.04 : php5 vulnerabilities (USN-485-1)

It was discovered that the PHP xmlrpc extension did not correctly check heap memory allocation sizes. A remote attacker could send a specially crafted request to a PHP application using xmlrpc and execute arbitrary code as the Apache user. CVE-2007-1864 Stefan Esser discovered a flaw in the rando...

Ubuntu 7.04 : tcp-wrappers vulnerability (USN-507-1)

It was discovered that the TCP wrapper library was incorrectly allowing connections to services that did not specify server-side connection details. Remote attackers could connect to services that had been configured to block such connections. This only affected Ubuntu Feisty. Note that Tenable...

Ubuntu 6.06 LTS / 6.10 / 7.04 : vim vulnerability (USN-505-1)

Ulf Harnhammar discovered that vim does not properly sanitise the 'helptagsone' function when running the 'helptags' command. By tricking a user into running a crafted help file, a remote attacker could execute arbitrary code with the user's privileges. Note that Tenable Network Security has...

Ubuntu 6.06 LTS / 6.10 / 7.04 : xscreensaver vulnerability (USN-474-1)

It was discovered that xscreensaver did not correctly validate the return values from network authentication systems such as LDAP or NIS. A local attacker could bypass a locked screen if they were able to interrupt network connectivity. Note that Tenable Network Security has extracted the precedi...