USN-2727-1: GnuTLS vulnerabilities

It was discovered that GnuTLS incorrectly handled parsing CRL distribution points. A remote attacker could possibly use this issue to cause a denial of service, or execute arbitrary code. CVE-2015-3308 Kurt Roeckx discovered that GnuTLS incorrectly handled a long DistinguishedName DN entry in a...

USN-2688-1: Linux kernel vulnerabilities

Andy Lutomirski discovered a flaw in the Linux kernel's handling of nested NMIs non-maskable interrupts. An unprivileged local user could exploit this flaw to cause a denial of service system crash or potentially escalate their privileges. CVE-2015-3290 Colin King discovered a flaw in the addkey...

USN-2603-1: Thunderbird vulnerabilities

Jesse Ruderman, Mats Palmgren, Byron Campen, and Steve Fink discovered multiple memory safety issues in Thunderbird. If a user were tricked in to opening a specially crafted message with scripting enabled, an attacker could potentially exploit these to cause a denial of service via application...

USN-2528-1: Linux kernel vulnerability

It was discovered that the Linux kernel's Infiniband subsystem did not properly sanitize its input parameters while registering memory regions from userspace. A local user could exploit this flaw to cause a denial of service system crash or to potentially gain administrative privileges...

USN-2527-1: Linux kernel (Trusty HWE) vulnerability

It was discovered that the Linux kernel's Infiniband subsystem did not properly sanitize its input parameters while registering memory regions from userspace. A local user could exploit this flaw to cause a denial of service system crash or to potentially gain administrative privileges...

USN-2522-2: ICU regression

USN-2522-1 fixed vulnerabilities in ICU. On Ubuntu 12.04 LTS, the font patches caused a regression when using LibreOffice Calc. The patches have been temporarily backed out until the regression is investigated. We apologize for the inconvenience. Original advisory details: It was discovered that...

USN-2306-3: GNU C Library regression

USN-2306-1 fixed vulnerabilities in the GNU C Library. On Ubuntu 10.04 LTS, the fix for CVE-2013-4357 introduced a memory leak in getaddrinfo. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Maksymilian Arciemowicz discovered that the GNU C Library...

USN-2326-1: Oxide vulnerabilities

A use-after-free was discovered in the SVG implementation in Blink. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via renderer crash, or execute arbitrary code with the privileges of the sandboxed render...

USN-2285-1: Linux kernel (Quantal HWE) vulnerabilities

Sasha Levin reported a flaw in the Linux kernel's point-to-point protocol PPP when used with the Layer Two Tunneling Protocol L2TP. A local user could exploit this flaw to gain administrative privileges. CVE-2014-4943 Michael S. Tsirkin discovered an information leak in the Linux kernel's...

USN-2282-1: Linux kernel vulnerabilities

Sasha Levin reported a flaw in the Linux kernel's point-to-point protocol PPP when used with the Layer Two Tunneling Protocol L2TP. A local user could exploit this flaw to gain administrative privileges. CVE-2014-4943 An flaw was discovered in the Linux kernel's audit subsystem when auditing...

USN-2245-1: json-c vulnerabilities

Florian Weimer discovered that json-c incorrectly handled buffer lengths. An attacker could use this issue with a specially-crafted large JSON document to cause json-c to crash, resulting in a denial of service. CVE-2013-6370 Florian Weimer discovered that json-c incorrectly handled hash arrays. ...

USN-2238-1: Linux kernel (Raring HWE) vulnerabilities

Pinkie Pie discovered a flaw in the Linux kernel's futex subsystem. An unprivileged local user could exploit this flaw to cause a denial of service system crash or gain administrative privileges. CVE-2014-3153 A flaw was discovered in the Linux kernel's IPC reference counting. An unprivileged loc...

USN-2199-1: Linux kernel (Quantal HWE) vulnerability

A flaw was discovered in the Linux kernel's pseudo tty pty device. An unprivileged user could exploit this flaw to cause a denial of service system crash or potentially gain administrator privileges...

USN-2191-1: OpenJDK 6 vulnerabilities

Several vulnerabilities were discovered in the OpenJDK JRE related to information disclosure, data integrity and availability. An attacker could exploit these to cause a denial of service or expose sensitive data over the network. CVE-2014-0429, CVE-2014-0446, CVE-2014-0451, CVE-2014-0452,...

USN-2185-1: Firefox vulnerabilities

Bobby Holley, Carsten Book, Christoph Diehl, Gary Kwong, Jan de Mooij, Jesse Ruderman, Nathan Froyd, John Schoenick, Karl Tomlinson, Vladimir Vukicevic and Christian Holler discovered multiple memory safety issues in Firefox. If a user were tricked in to opening a specially crafted website, an...

USN-2124-2: OpenJDK 6 regression

USN-2124-1 fixed vulnerabilities in OpenJDK 6. Due to an upstream regression, memory was not properly zeroed under certain circumstances which could lead to instability. This update fixes the problem. We apologize for the inconvenience. Original advisory details: A vulnerability was discovered in...

USN-2135-1: Linux kernel (Quantal HWE) vulnerabilities

Mathy Vanhoef discovered an error in the the way the ath9k driver was handling the BSSID masking. A remote attacker could exploit this error to discover the original MAC address after a spoofing atack. CVE-2013-4579 Andrew Honig reported a flaw in the Linux Kernel's kvmvmioctlcreatevcpu function ...

USN-2133-1: Linux kernel vulnerabilities

Mathy Vanhoef discovered an error in the the way the ath9k driver was handling the BSSID masking. A remote attacker could exploit this error to discover the original MAC address after a spoofing atack. CVE-2013-4579 Andrew Honig reported an error in the Linux Kernel's Kernel Virtual Machine KVM...

USN-2130-1: Tomcat vulnerabilities

It was discovered that Tomcat incorrectly handled certain inconsistent HTTP headers. A remote attacker could possibly use this flaw to conduct request smuggling attacks. CVE-2013-4286 It was discovered that Tomcat incorrectly handled certain requests submitted using chunked transfer encoding. A...

USN-2072-1: Linux kernel (OMAP4) vulnerabilities

Dave Jones and Vince Weaver reported a flaw in the Linux kernel's per event subsystem that allows normal users to enable function tracing. An unprivileged local user could exploit this flaw to obtain potentially sensitive information from the kernel. CVE-2013-2930 Stephan Mueller reported an erro...

USN-2070-1: Linux kernel (Saucy HWE) vulnerabilities

Vasily Kulikov reported a flaw in the Linux kernel's implementation of ptrace. An unprivileged local user could exploit this flaw to obtain sensitive information from kernel memory. CVE-2013-2929 Dave Jones and Vince Weaver reported a flaw in the Linux kernel's per event subsystem that allows...

USN-1946-1: Linux kernel (OMAP4) vulnerabilities

A denial of service flaw was discovered in the Btrfs file system in the Linux kernel. A local user could cause a denial of service by creating a large number of files with names that have the same CRC32 hash value. CVE-2012-5374 A denial of service flaw was discovered in the Btrfs file system in...

USN-1940-1: Linux kernel (EC2) vulnerabilities

Vasily Kulikov discovered a flaw in the Linux Kernel's perf tool that allows for privilege escalation. A local user could exploit this flaw to run commands as root when using the perf tool. CVE-2013-1060 Michael S. Tsirkin discovered a flaw in how the Linux kernel's KVM subsystem allocates memory...

USN-1829-1: Linux kernel (EC2) vulnerabilities

Mathias Krause discovered an information leak in the Linux kernel's ISO 9660 CDROM file system driver. A local user could exploit this flaw to examine some of the kernel's heap memory. CVE-2012-6549 Mathias Krause discovered a flaw in xfrmuser in the Linux kernel. A local attacker with NETADMIN...

USN-1812-1: Linux kernel (Quantal HWE) vulnerabilities

Mathias Krause discovered an information leak in the Linux kernel's UDF file system implementation. A local user could exploit this flaw to examine some of the kernel's heap memory. CVE-2012-6548 Mathias Krause discovered an information leak in the Linux kernel's ISO 9660 CDROM file system driver...

USN-1788-1: Linux kernel (Oneiric backport) vulnerabilities

Emese Revfy discovered that in the Linux kernel signal handlers could leak address information across an exec, making it possible to bypass ASLR Address Space Layout Randomization. A local user could use this flaw to bypass ASLR to reliably deliver an exploit payload that would otherwise be stopp...

USN-1704-1: Linux kernel (Quantal HWE) vulnerabilities

Brad Spengler discovered a flaw in the Linux kernel's uname system call. An unprivileged user could exploit this flaw to read kernel stack memory. CVE-2012-0957 Jon Howell reported a flaw in the Linux kernel's KVM Kernel-based virtual machine subsystem's handling of the XSAVE feature. On hosts,...

USN-1696-1: Linux kernel vulnerabilities

Jon Howell reported a flaw in the Linux kernel's KVM Kernel-based virtual machine subsystem's handling of the XSAVE feature. On hosts, using qemu userspace, without the XSAVE feature an unprivileged local attacker could exploit this flaw to crash the system. CVE-2012-4461 A flaw was discovered in...

USN-1563-1: Linux kernel (Oneiric backport) vulnerability

A flaw was found in the Linux kernel's Reliable Datagram Sockets RDS protocol implementation. A local, unprivileged user could use this flaw to cause a denial of service. CVE-2012-2372 Mathias Krause discovered an information leak in the Linux kernel's TUN/TAP device driver. A local user could...

USN-1554-1: Linux kernel vulnerability

A flaw was found in the Linux kernel's Reliable Datagram Sockets RDS protocol implementation. A local, unprivileged user could use this flaw to cause a denial of service. CVE-2012-2372 Mathias Krause discovered an information leak in the Linux kernel's TUN/TAP device driver. A local user could...

USN-1530-1: Linux kernel (OMAP4) vulnerabilities

Andy Adamson discovered a flaw in the Linux kernel's NFSv4 implementation. A remote NFS server attacker could exploit this flaw to cause a denial of service. CVE-2011-4131 Steve Grubb reported a flaw with Linux fscaps file system base capabilities when used to increase the permissions of a proces...

USN-1509-2: ubufox update

USN-1509-1 fixed vulnerabilities in Firefox. This update provides an updated ubufox package for use with the lastest Firefox. Original advisory details: Benoit Jacob, Jesse Ruderman, Christian Holler, Bill McCloskey, Brian Smith, Gary Kwong, Christoph Diehl, Chris Jones, Brad Lassey, and Kyle Hue...

USN-1433-1: Linux kernel (Oneiric backport) vulnerabilities

A flaw was found in the Linux's kernels ext4 file system when mounted with a journal. A local, unprivileged user could exploit this flaw to cause a denial of service. CVE-2011-4086 Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the...

USN-1361-1: Linux kernel vulnerabilities

Han-Wen Nienhuys reported a flaw in the FUSE kernel module. A local user who can mount a FUSE file system could cause a denial of service. CVE-2011-3353 A flaw was found in KVM's Programmable Interval Timer PIT. When a virtual interrupt control is not available a local user could use this to caus...

USN-1345-1: Linux kernel vulnerabilities

Peter Huewe discovered an information leak in the handling of reading security-related TPM data. A local, unprivileged user could read the results of a previous TPM command. CVE-2011-1162 Clement Lecigne discovered a bug in the HFS filesystem. A local attacker could exploit this to cause a kernel...

USN-1343-1: Thunderbird vulnerabilities

Alexandre Poirot, Chris Blizzard, Kyle Huey, Scoobidiver, Christian Holler, David Baron, Gary Kwong, Jim Blandy, Bob Clary, Jesse Ruderman, Marcia Knous, and Rober Longson discovered several memory safety issues which could possibly be exploited to crash Thunderbird or execute arbitrary code as t...

USN-1292-1: Linux kernel (Maverick backport) vulnerabilities

A bug was discovered in the XFS filesystem's handling of pathnames. A local attacker could exploit this to crash the system, leading to a denial of service, or gain root privileges. CVE-2011-4077 Nick Bowler discovered the kernel GHASH message digest algorithm incorrectly handled error conditions...

USN-1192-1: Firefox vulnerabilities

Aral Yaman discovered a vulnerability in the WebGL engine. An attacker could potentially use this to crash Firefox or execute arbitrary code with the privileges of the user invoking Firefox. CVE-2011-2989 Vivekanand Bolajwar discovered a vulnerability in the JavaScript engine. An attacker could...

USN-1113-1: Postfix vulnerabilities

It was discovered that the Postfix package incorrectly granted write access on the PID directory to the postfix user. A local attacker could use this flaw to possibly conduct a symlink attack and overwrite arbitrary files. This issue only affected Ubuntu 6.06 LTS and 8.04 LTS. CVE-2009-2939 Wiets...

USN-1079-2: OpenJDK 6 vulnerabilities

USN-1079-1 fixed vulnerabilities in OpenJDK 6 for non-armel ARM architectures. This update provides the corresponding updates for OpenJDK 6 for use with the armel ARM architectures. In order to build the armel ARM OpenJDK 6 update for Ubuntu 10.04 LTS, it was necessary to rebuild binutils and...

USN-1055-1: OpenJDK vulnerabilities

It was discovered that IcedTea for Java did not properly verify signatures when handling multiply signed or partially signed JAR files, allowing an attacker to cause code to execute that appeared to come from a verified source. CVE-2011-0025 USN 1052-1 fixed a vulnerability in OpenJDK for Ubuntu...

USN-975-1: Firefox and Xulrunner vulnerabilities

Several dangling pointer vulnerabilities were discovered in Firefox. An attacker could exploit this to crash the browser or possibly run arbitrary code as the user invoking the program. CVE-2010-2760, CVE-2010-2767, CVE-2010-3167 Blake Kaplan and Michal Zalewski discovered several weaknesses in t...

USN-930-6: Firefox and Xulrunner vulnerability

USN-957-1 fixed vulnerabilities in Firefox and Xulrunner. Daniel Holbert discovered that the fix for CVE-2010-1214 introduced a regression which did not properly initialize a plugin pointer. If a user were tricked into viewing a malicious site, a remote attacker could use this to crash the browse...

USN-821-1: Firefox and Xulrunner vulnerabilities

Several flaws were discovered in the Firefox browser and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. CVE-2009-3070,...

USN-809-1: GnuTLS vulnerabilities

Moxie Marlinspike and Dan Kaminsky independently discovered that GnuTLS did not properly handle certificates with NULL characters in the certificate name. An attacker could exploit this to perform a machine-in-the-middle attack to view sensitive information or alter encrypted communications...

USN-722-1: sudo vulnerability

Harald Koenig discovered that sudo did not correctly handle certain privilege changes when handling groups. If a local attacker belonged to a group included in a "RunAs" list in the /etc/sudoers file, that user could gain root privileges. This was not an issue for the default sudoers file shipped...

USN-690-2: Firefox vulnerabilities

Several flaws were discovered in the browser engine. These problems could allow an attacker to crash the browser and possibly execute arbitrary code with user privileges. CVE-2008-5500 Boris Zbarsky discovered that the same-origin check in Firefox could be bypassed by utilizing XBL-bindings. An...

USN-666-1: Dovecot vulnerability

It was discovered that certain email headers were not correctly handled by Dovecot. If a remote attacker sent a specially crafted email to a user with a mailbox managed by Dovecot, that user's mailbox would become inaccessible through Dovecot, leading to a denial of service...

USN-651-1: Ruby vulnerabilities

Akira Tagoh discovered a vulnerability in Ruby which lead to an integer overflow. If a user or automated system were tricked into running a malicious script, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program...

USN-626-1: Firefox and xulrunner vulnerabilities

A flaw was discovered in the browser engine. A variable could be made to overflow causing the browser to crash. If a user were tricked into opening a malicious web page, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the...