USN-3629-2: MySQL vulnerabilities

USN-3629-1 fixed a vulnerability in MySQL. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to 5.5.60 in...

USN-3573-1: Quagga vulnerabilities

It was discovered that a double-free vulnerability existed in the Quagga BGP daemon when processing certain forms of UPDATE message. A remote attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2018-5379 It was discovered that the Quagga BGP daemon did not...

USN-3487-1: Linux kernel vulnerabilities

It was discovered that the KVM subsystem in the Linux kernel did not properly keep track of nested levels in guest page tables. A local attacker in a guest VM could use this to cause a denial of service host OS crash or possibly execute arbitrary code in the host OS. CVE-2017-12188 It was...

USN-3388-2: Subversion vulnerabilities

USN-3388-1 fixed several vulnerabilities in Subversion. This update provides the corresponding update for Ubuntu 12.04 ESM. Ivan Zhakov discovered that Subversion did not properly handle some requests. A remote attacker could use this to cause a denial of service. CVE-2016-2168 Original advisory...

USN-3414-1: QEMU vulnerabilities

Leo Gaspard discovered that QEMU incorrectly handled VirtFS access control. A guest attacker could use this issue to elevate privileges inside the guest. CVE-2017-7493 Li Qiang discovered that QEMU incorrectly handled VMWare PVSCSI emulation. A privileged attacker inside the guest could use this...

USN-3345-1: Linux kernel vulnerabilities

USN 3324-1 fixed a vulnerability in the Linux kernel. However, that fix introduced regressions for some Java applications. This update addresses the issue. We apologize for the inconvenience. Roee Hay discovered that the parallel port printer driver in the Linux kernel did not properly bounds che...

USN-3208-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3208-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. It was discovered that the generic SCSI block layer in the Linux kernel did not proper...

USN-3162-1: Linux kernel vulnerabilities

CAI Qian discovered that shared bind mounts in a mount namespace exponentially added entries without restriction to the Linux kernel's mount table. A local attacker could use this to cause a denial of service system crash. CVE-2016-6213 It was discovered that the KVM implementation for x86/x8664 ...

USN-3070-4: Linux kernel (Xenial HWE) vulnerabilities

USN-3070-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. A missing permission check when settings ACLs was discovered in nfsd. A local user cou...

USN-2929-1: Linux kernel vulnerabilities

Ben Hawkes discovered that the Linux netfilter implementation did not correctly perform validation when handling IPTSOSETREPLACE events. A local unprivileged attacker could use this to cause a denial of service system crash or possibly execute arbitrary code with administrative privileges...

USN-2914-1: OpenSSL vulnerabilities

Yuval Yarom, Daniel Genkin, and Nadia Heninger discovered that OpenSSL was vulnerable to a side-channel attack on modular exponentiation. On certain CPUs, a local attacker could possibly use this issue to recover RSA keys. This flaw is known as CacheBleed. CVE-2016-0702 Adam Langley discovered th...

USN-2736-1: Spice vulnerability

Frediano Ziglio discovered that Spice incorrectly handled monitor configs. A malicious guest could use this issue to cause a denial of service, or possibly execute arbitrary code on the host as the user running the QEMU process. In the default installation, when QEMU is used with libvirt, attacke...

USN-2698-1: SQLite vulnerabilities

It was discovered that SQLite incorrectly handled skip-scan optimization. An attacker could use this issue to cause applications using SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 14.04 LTS. CVE-2013-7443 Michal Zalewski...

USN-2654-1: Tomcat vulnerabilities

It was discovered that the Tomcat XML parser incorrectly handled XML External Entities XXE. A remote attacker could possibly use this issue to read arbitrary files. This issue only affected Ubuntu 14.04 LTS. CVE-2014-0119 It was discovered that Tomcat incorrectly handled data with malformed chunk...

USN-2596-1: Linux kernel vulnerability

A race condition between chown and execve was discovered in the Linux kernel. A local attacker could exploit this race by using chown on a setuid-user-binary to gain administrative privileges...

USN-2468-1: Linux kernel vulnerabilities

A null pointer dereference flaw was discovered in the the Linux kernel's SCTP implementation when ASCONF is used. A remote attacker could exploit this flaw to cause a denial of service system crash via a malformed INIT chunk. CVE-2014-7841 A race condition with MMIO and PIO transactions in the KV...

USN-2448-1: Linux kernel vulnerabilities

Andy Lutomirski discovered that the Linux kernel does not properly handle faults associated with the Stack Segment SS register in the x86 architecture. A local attacker could exploit this flaw to gain administrative privileges. CVE-2014-9322 An information leak in the Linux kernel was discovered...

USN-2271-1: Linux kernel (Saucy HWE) vulnerability

Andy Lutomirski discovered a flaw with the Linux kernel's ptrace syscall on x8664 processors. An attacker could exploit this flaw to cause a denial of service System Crash or potential gain administrative privileges...

USN-2239-1: Linux kernel (Saucy 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 virtual machine's kvm validation of interrupt...

USN-2192-1: OpenSSL vulnerabilities

It was discovered that OpenSSL incorrectly handled memory in the ssl3readbytes function. A remote attacker could use this issue to possibly cause OpenSSL to crash, resulting in a denial of service. CVE-2010-5298 It was discovered that OpenSSL incorrectly handled memory in the dossl3write function...

USN-2126-1: PHP vulnerabilities

Bernd Melchers discovered that PHP's embedded libmagic library incorrectly handled indirect offset values. An attacker could use this issue to cause PHP to consume resources or crash, resulting in a denial of service. CVE-2014-1943 It was discovered that PHP incorrectly handled certain values whe...

USN-2116-1: Linux kernel (OMAP4) 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 A flaw in the handling of memory regions of the kernel virtual machine KVM subsystem was discovered. ...

USN-2113-1: Linux kernel (Saucy HWE) vulnerabilities

Saran Neti reported a flaw in the ipv6 UDP Fragmentation Offload UFI in the Linux kernel. A remote attacker could exploit this flaw to cause a denial of service panic. CVE-2013-4563 Mathy Vanhoef discovered an error in the the way the ath9k driver was handling the BSSID masking. A remote attacker...

USN-2066-1: Linux kernel vulnerabilities

A flaw was discovered in the Linux kernel's dm snapshot facility. A remote authenticated user could exploit this flaw to obtain sensitive information or modify/corrupt data. CVE-2013-4299 Hannes Frederic Sowa discovered a flaw in the Linux kernel's UDP Fragmentation Offload UFO. An unprivileged...

USN-1827-1: Linux kernel vulnerability

An flaw was discovered in the Linux kernel's perfevents interface. A local user could exploit this flaw to escalate privileges on the system...

USN-1807-1: MySQL vulnerabilities

Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to 5.1.69 in Ubuntu 10.04 LTS and Ubuntu 11.10. Ubuntu 12.04 LTS and Ubuntu 12.10 have been updated to MySQL 5.5.31. In addition to security fixes, th...

USN-1775-1: Linux kernel vulnerabilities

A flaw was reported in the permission checks done by the Linux kernel for /dev/cpu//msr. A local root user with all capabilities dropped could exploit this flaw to execute code with full root capabilities. CVE-2013-0268 A flaw was discovered in the Linux kernels handling of memory ranges with...

USN-1687-2: NSPR update

USN-1687-1 fixed a vulnerability NSS. This update provides the NSPR needed to use the new NSS. Original advisory details: Two intermediate CA certificates were mis-issued by the TURKTRUST certificate authority. If a remote attacker were able to perform a machine-in-the-middle attack, this flaw...

USN-1488-1: Linux kernel vulnerabilities

Stephan Mueller reported a flaw in the Linux kernel's dl2k network driver's handling of ioctls. An unprivileged local user could leverage this flaw to cause a denial of service. CVE-2012-2313 Timo Warns reported multiple flaws in the Linux kernel's hfsplus filesystem. An unprivileged local user...

USN-1470-1: Linux kernel (Natty backport) 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 A flaw was found in the Linux kernel's KVM Kernel Virtual Machine virtual cpu setup. An unprivileged local user could exploit...

USN-1421-1: Linux kernel (Maverick backport) vulnerabilities

Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the Linux kernel. A local user could use this flaw to crash the system causing a denial of service. CVE-2011-4347 Stephan Bärwolf discovered a flaw in the KVM kernel-based virtual machin...

USN-1388-1: Linux kernel (EC2) vulnerabilities

Paolo Bonzini discovered a flaw in Linux's handling of the SGIO ioctl command. A local user, or user in a VM could exploit this flaw to bypass restrictions and gain read/write access to all data on the affected block device. CVE-2011-4127 A flaw was found in KVM's Programmable Interval Timer PIT...

USN-1336-1: Linux kernel vulnerability

Clement Lecigne discovered a bug in the HFS filesystem. A local attacker could exploit this to cause a kernel oops. CVE-2011-2203 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 ro...

USN-1244-1: Linux kernel (OMAP4) vulnerabilities

Dan Rosenberg discovered that the Linux kernel X.25 implementation incorrectly parsed facilities. A remote attacker could exploit this to crash the kernel, leading to a denial of service. CVE-2010-3873 Andrea Righi discovered a race condition in the KSM memory merging support. If KSM was being...

USN-1232-2: X.Org X server regression

USN-1232-1 fixed vulnerabilities in the X.Org X server. A regression was found on Ubuntu 10.04 LTS that affected GLX support. This update temporarily disables the fix for CVE-2010-4818 that introduced the regression. We apologize for the inconvenience. Original advisory details: It was discovered...

USN-1168-1: Linux kernel vulnerabilities

Timo Warns discovered that the LDM disk partition handling code did not correctly handle certain values. By inserting a specially crafted disk device, a local attacker could exploit this to gain root privileges. CVE-2011-1017 Neil Horman discovered that NFSv4 did not correctly handle certain orde...

USN-1086-1: Linux kernel (EC2) vulnerabilities

Dan Rosenberg discovered that multiple terminal ioctls did not correctly initialize structure memory. A local attacker could exploit this to read portions of kernel stack memory, leading to a loss of privacy. CVE-2010-4075 Dan Rosenberg discovered that the socket filters did not correctly...

USN-1049-2: Firefox and Xulrunner regression

USN-1049-1 fixed vulnerabilities in Firefox and Xulrunner. That update introduced a regression where some Java applets would fail to load. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Jesse Ruderman, Igor Bukanov, Olli Pettay, Gary Kwong, Jeff...

USN-1008-4: libvirt regression

USN-1008-1 fixed vulnerabilities in libvirt. The upstream fixes for CVE-2010-2238 changed the behavior of libvirt such that the domain XML could not specify 'hostdevice' as the qemu sub-type. While libvirt 0.8.3 and later will longer support specifying this sub-type, this update restores the old...

USN-1010-1: OpenJDK vulnerabilities

Marsh Ray and Steve Dispensa discovered a flaw in the TLS and SSLv3 protocols. If an attacker could perform a machine-in-the-middle attack at the start of a TLS connection, the attacker could inject arbitrary content at the beginning of the user's session. USN-923-1 disabled SSL/TLS renegotiation...

USN-873-1: Firefox 3.0 and Xulrunner 1.9 vulnerabilities

Jesse Ruderman, Josh Soref, Martijn Wargers, Jose Angel, Olli Pettay, and David James discovered several flaws in the browser and JavaScript engines of Firefox. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary...

USN-792-1: OpenSSL vulnerabilities

It was discovered that OpenSSL did not limit the number of DTLS records it would buffer when they arrived with a future epoch. A remote attacker could cause a denial of service via memory resource consumption by sending a large number of crafted requests. CVE-2009-1377 It was discovered that...

USN-756-1: ClamAV vulnerability

It was discovered that ClamAV did not properly verify buffers when processing Upack files. A remote attacker could send a crafted file and cause a denial of service via application crash...

USN-508-1: Linux kernel vulnerabilities

A buffer overflow was discovered in the Moxa serial driver. Local attackers could execute arbitrary code and gain root privileges. CVE-2005-0504 A flaw was discovered in the IPv6 stack's handling of type 0 route headers. By sending a specially crafted IPv6 packet, a remote attacker could cause a...

USN-432-1: GnuPG vulnerability

Gerardo Richarte from Core Security Technologies discovered that when gnupg is used without --status-fd, there is no way to distinguish initial unsigned messages from a following signed message. An attacker could inject an unsigned message, which could fool the user into thinking the message was...

USN-416-1: Linux kernel vulnerabilities

Mark Dowd discovered that the netfilter iptables module did not correcly handle fragmented IPv6 packets. By sending specially crafted packets, a remote attacker could exploit this to bypass firewall rules. This has has already been fixed for Ubuntu 6.10 in USN-395-1; this is the corresponding fix...

USN-346-1: Linux kernel vulnerabilities

A Denial of service vulnerability was reported in iptables' SCTP conntrack module. On computers which use this iptables module, a remote attacker could expoit this to trigger a kernel crash. CVE-2006-2934 A buffer overflow has been discovered in the dvdreadbca function. By inserting a specially...

USN-99-2: Fixed php4 packages for USN-99-1

USN-99-1 fixed a safe mode bypass which allowed malicious PHP scripts to circumvent path restrictions by creating a specially crafted directory whose length exceeded the capacity of the realpath function CAN-2004-1064. However, this caused severe regressions, some applications like SquirrelMail a...

USN-1-1: PNG library vulnerabilities

Several integer overflow vulnerabilities were discovered in the PNG library. These vulnerabilities could be exploited by an attacker by providing a specially crafted PNG image which, when processed by the PNG library, could result in the execution of program code provided by the attacker. The PNG...

USN-7395-1: WebKitGTK vulnerabilities

Several security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting attacks, denial of service attacks, and...