Ubuntu 5.04 / 5.10 : nagios vulnerability (USN-287-1)

The nagios CGI scripts did not sufficiently check the validity of the HTTP Content-Length attribute. By sending a specially crafted HTTP request with an invalidly large Content-Length value to the Nagios server, a remote attacker could exploit this to execute arbitrary code with web server...

Ubuntu 5.04 / 5.10 : libnasl vulnerability (USN-279-1)

Jayesh KS discovered that the naslsplit function in the NASL Nessus Attack Scripting Language library did not check for a zero-length separator argument, which lead to an invalid memory allocation. This library is primarily used in the Nessus security scanner; a remote attacker could exploit this...

Ubuntu 5.04 / 5.10 : mysql-dfsg-4.1, mysql-dfsg vulnerabilities (USN-283-1)

Stefano Di Paola discovered an information leak in the login packet parser. By sending a specially crafted malformed login packet, a remote attacker could exploit this to read a random piece of memory, which could potentially reveal sensitive data. CVE-2006-1516 Stefano Di Paola also found a...

Ubuntu 4.10 / 5.04 / 5.10 : dia vulnerabilities (USN-266-1)

Three buffer overflows were discovered in the Xfig file format importer. By tricking a user into opening a specially crafted .fig file with dia, an attacker could exploit this to execute arbitrary code with the user's privileges. Note that Tenable Network Security has extracted the preceding...

Ubuntu 5.10 : linux-source-2.6.12 vulnerability (USN-250-1)

Herbert Xu discovered a remote Denial of Service vulnerability in the ICMP packet handler. In some situations a memory allocation was released twice, which led to memory corruption. A remote attacker could exploit this to crash the machine. Note that Tenable Network Security has extracted the...

Ubuntu 4.10 / 5.04 / 5.10 : unzip regression fix (USN-248-2)

USN-248-1 fixed a vulnerability in unzip. However, that update inadvertedly changed the field order in the contents listing output, which broke unzip frontends like file-roller. The updated packages fix this regression. Note that Tenable Network Security has extracted the preceding description...

Ubuntu 4.10 / 5.04 / 5.10 : imagemagick vulnerabilities (USN-246-1)

Florian Weimer discovered that the delegate code did not correctly handle file names which embed shell commands CVE-2005-4601. Daniel Kobras found a format string vulnerability in the SetImageInfo function CVE-2006-0082. By tricking a user into processing an image file with a specially crafted fi...

Ubuntu 4.10 / 5.04 / 5.10 : mailman vulnerabilities (USN-242-1)

Aliet Santiesteban Sifontes discovered a remote Denial of Service vulnerability in the attachment handler. An email with an attachment whose filename contained invalid UTF-8 characters caused mailman to crash. CVE-2005-3573 Mailman did not sufficiently verify the validity of email dates. Very lar...

Ubuntu 4.10 / 5.04 / 5.10 : sudo vulnerability (USN-235-1)

Charles Morris discovered a privilege escalation vulnerability in sudo. On executing Perl scripts with sudo, various environment variables that affect Perl's library search path were not cleaned properly. If sudo is set up to grant limited sudo execution of Perl scripts to normal users, this coul...

Ubuntu 4.10 / 5.04 / 5.10 : w3c-libwww vulnerability (USN-220-1)

Sam Varshavchik discovered several buffer overflows in the HTBoundaryputblock function. By sending specially crafted HTTP multipart/byteranges MIME messages, a malicious HTTP server could trigger an out of bounds memory access in the libwww library, which causes the program that uses the library ...

Ubuntu 4.10 / 5.04 / 5.10 : linux-source-2.6.8.1/-2.6.10/-2.6.12 vulnerabilities (USN-231-1)

Rudolf Polzer reported an abuse of the 'loadkeys' command. By redefining one or more keys and tricking another user like root into logging in on a text console and typing something that involves the redefined keys, a local user could cause execution of arbitrary commands with the privileges of th...

Ubuntu 4.10 / 5.04 / 5.10 : courier vulnerability (USN-226-1)

Patrick Cheong Shu Yang discovered a flaw in the user account handling of courier-authdaemon. After successful authorization, the Courier mail server granted access to deactivated accounts. Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu...

Ubuntu 4.10 / 5.04 / 5.10 : sudo vulnerability (USN-235-2)

USN-235-1 fixed a vulnerability in sudo's handling of environment variables. Tavis Ormandy noticed that sudo did not filter out the PYTHONINSPECT environment variable, so that users with the limited privilege of calling a python script with sudo could still escalate their privileges. For referenc...

Ubuntu 5.10 : nbd vulnerability (USN-237-1)

Kurt Fitzner discovered that the NBD network block device server did not correctly verify the maximum size of request packets. By sending specially crafted large request packets, a remote attacker who is allowed to access the server could exploit this to execute arbitrary code with root privilege...

Ubuntu 4.10 / 5.04 / 5.10 : fetchmail vulnerability (USN-233-1)

Steve Fosdick discovered a remote Denial of Service vulnerability in fetchmail. When using fetchmail in 'multidrop' mode, a malicious email server could cause a crash by sending an email without any headers. Since fetchmail is commonly called automatically with cron, for example, this crash could...

Ubuntu 4.10 : libxml vulnerabilities (USN-89-1)

Several buffer overflows have been discovered in libxml's FTP connection and DNS resolution functions. Supplying very long FTP URLs or IP addresses might result in execution of arbitrary code with the privileges of the process using libxml. This does not affect the core XML parsing code, which is...

Ubuntu 4.10 : libapache2-mod-python vulnerabilities (USN-80-1)

Graham Dumpleton discovered an information disclosure in the 'publisher' handle of modpython. By requesting a carefully crafted URL for a published module page, anybody can obtain extra information about internal variables, objects, and other information which is not intended to be visible. Note...

Ubuntu 4.10 : apache2 bug fix (USN-173-3)

USN-173-2 fixed a vulnerability in Apache's regular expression parser. However, the packages from that advisories had a bug that prevented Apache from starting. This update fixes this. We apologize for the inconvenience!. Note that Tenable Network Security has extracted the preceding description...

Ubuntu 4.10 : vim vulnerabilities (USN-61-1)

Javier Fernandez-Sanguino Pena noticed that the auxillary scripts 'tcltags' and 'vimspell.sh' created temporary files in an insecure manner. This could allow a symbolic link attack to create or overwrite arbitrary files with the privileges of the user invoking the script either by calling it...

Ubuntu 4.10 / 5.04 : linux-source-2.6.10, linux-source-2.6.8.1 vulnerabilities (USN-187-1)

A Denial of Service vulnerability was detected in the stack segment fault handler. A local attacker could exploit this by causing stack fault exceptions under special circumstances scheduling, which lead to a kernel crash. CAN-2005-1767 Vasiliy Averin discovered a Denial of Service vulnerability ...