USN-2947-1: Linux kernel vulnerabilities

Ralf Spenneberg discovered that the usbvision driver in the Linux kernel did not properly validate the interfaces and endpoints reported by the device. An attacker with physical access could cause a denial of service system crash. CVE-2015-7833 Venkatesh Pottem discovered a use-after-free...

USN-2931-1: Linux kernel (Utopic HWE) 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-2924-1: NSS vulnerability

Francis Gabriel discovered that NSS incorrectly handled decoding certain ASN.1 data. An remote attacker could use this issue to cause NSS to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-2908-4: Linux kernel regression

USN-2908-1 fixed vulnerabilities in the Linux kernel for Ubuntu 15.10. An incorrect locking fix caused a regression that broke graphics displays for Ubuntu 15.10 guests running within VMWare virtual machines. This update fixes the problem. We apologize for the inconvenience. Original advisory...

USN-2908-2: Linux kernel (Wily HWE) vulnerabilities

halfdog discovered that OverlayFS, when mounting on top of a FUSE mount, incorrectly propagated file attributes, including setuid. A local unprivileged attacker could use this to gain privileges. CVE-2016-1576 halfdog discovered that OverlayFS in the Linux kernel incorrectly propagated security...

USN-2902-1: graphite2 vulnerabilities

Yves Younan discovered that graphite2 incorrectly handled certain malformed fonts. If a user or automated system were tricked into opening a specially- crafted font file, a remote attacker could use this issue to cause graphite2 to crash, resulting in a denial of service, or possibly execute...

USN-2855-1: Samba vulnerabilities

Thilo Uttendorfer discovered that the Samba LDAP server incorrectly handled certain packets. A remote attacker could use this issue to cause the LDAP server to stop responding, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 15.04 and Ubuntu 15.10. CVE-2015-322...

USN-2828-1: QEMU vulnerabilities

Jason Wang discovered that QEMU incorrectly handled the virtio-net device. A remote attacker could use this issue to cause guest network consumption, resulting in a denial of service. CVE-2015-7295 Qinghao Tang and Ling Liu discovered that QEMU incorrectly handled the pcnet driver when used in...

USN-2824-1: Linux kernel (Utopic HWE) vulnerability

Dmitry Vyukov discovered that the Linux kernel's keyring handler attempted to garbage collect incompletely instantiated keys. A local unprivileged attacker could use this to cause a denial of service system crash...

USN-2713-1: Linux kernel vulnerabilities

Marcelo Ricardo Leitner discovered a race condition in the Linux kernel's SCTP address configuration lists when using Address Configuration Change ASCONF options on a socket. An unprivileged local user could exploit this flaw to cause a denial of service system crash. CVE-2015-3212 A flaw was...

USN-2674-1: 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 5.5.44 in Ubuntu 12.04 LTS, Ubuntu 14.04 LTS and Ubuntu 14.10. Ubuntu 15.04 has been updated to MySQL 5.6.25. In addition to security fixes, the...

USN-2613-1: Linux kernel (Trusty HWE) vulnerabilities

Vincent Tondellier discovered an integer overflow in the Linux kernel's netfilter connection tracking accounting of loaded extensions. An attacker on the local area network LAN could potential exploit this flaw to cause a denial of service system crash of targeted system. CVE-2014-9715 Jan Beulic...

USN-2564-1: Linux kernel (Utopic HWE) vulnerabilities

An integer overflow was discovered in the stack randomization feature of the Linux kernel on 64 bit platforms. A local attacker could exploit this flaw to bypass the Address Space Layout Randomization ASLR protection mechanism. CVE-2015-1593 An information leak was discovered in the Linux Kernel'...

USN-2563-1: Linux kernel vulnerabilities

Sun Baoliang discovered a use after free flaw in the Linux kernel's SCTP Stream Control Transmission Protocol subsystem during INIT collisions. A remote attacker could exploit this flaw to cause a denial of service system crash or potentially escalate their privileges on the system. CVE-2015-1421...

USN-2560-1: Linux kernel vulnerabilities

An integer overflow was discovered in the stack randomization feature of the Linux kernel on 64 bit platforms. A local attacker could exploit this flaw to bypass the Address Space Layout Randomization ASLR protection mechanism. CVE-2015-1593 An information leak was discovered in the Linux Kernel'...

USN-2493-1: Linux kernel (OMAP4) vulnerabilities

Andy Lutomirski discovered an information leak in the Linux kernel's Thread Local Storage TLS implementation allowing users to bypass the espfix to obtain information that could be used to bypass the Address Space Layout Randomization ASLR protection mechanism. A local user could exploit this fla...

USN-2448-2: Linux kernel regression

USN-2448-1 fixed vulnerabilities in the Linux kernel. Due to an unrelated regression TCP Throughput drops to zero for several drivers after upgrading. This update fixes the problem. We apologize for the inconvenience. Original advisory details: An information leak in the Linux kernel was discover...

USN-2396-1: Linux kernel vulnerabilities

Nadav Amit reported that the KVM Kernel Virtual Machine mishandles noncanonical addresses when emulating instructions that change the rip Instruction Pointer. A guest user with access to I/O or the MMIO can use this flaw to cause a denial of service system crash of the guest. CVE-2014-3647 A flaw...

USN-2384-1: MySQL vulnerabilities

Multiple security issues were discovered in MySQL and this update includes a new upstream MySQL version to fix these issues. MySQL has been updated to 5.5.40. In addition to security fixes, the updated packages contain bug fixes, new features, and possibly incompatible changes. Please see the...

USN-2356-1: Linux kernel vulnerabilities

Jack Morgenstein reported a flaw in the page handling of the KVM Kerenl Virtual Machine subsystem in the Linux kernel. A guest OS user could exploit this flaw to cause a denial of service host OS memory corruption or possibly have other unspecified impact on the host OS. CVE-2014-3601 Chris Evans...

USN-2355-1: Linux kernel (EC2) vulnerabilities

Chris Evans reported an flaw in the Linux kernel's handling of iso9660 compact disk filesystem images. An attacker who can mount a custom iso9660 image either via a CD/DVD drive or a loopback mount could cause a denial of service system crash or reboot. CVE-2014-5471 Chris Evans reported an flaw ...

USN-2332-1: Linux kernel vulnerabilities

A bug was discovered in the handling of pathname components when used with an autofs direct mount. A local user could exploit this flaw to cause a denial of service system crash via an open system call. CVE-2014-0203 Toralf Förster reported an error in the Linux kernels syscall auditing on 32 bit...

USN-2314-1: Linux kernel vulnerability

An flaw was discovered in the Linux kernel's audit subsystem when auditing certain syscalls. A local attacker could exploit this flaw to obtain potentially sensitive single-bit values from kernel memory or cause a denial of service OOPS...

USN-2313-1: Linux kernel (Trusty HWE) vulnerability

An flaw was discovered in the Linux kernel's audit subsystem when auditing certain syscalls. A local attacker could exploit this flaw to obtain potentially sensitive single-bit values from kernel memory or cause a denial of service OOPS...

USN-2287-1: Linux kernel (Saucy 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-2232-3: OpenSSL regression

USN-2232-1 fixed vulnerabilities in OpenSSL. The upstream fix for CVE-2014-0224 caused a regression for certain applications that use renegotiation, such as PostgreSQL. This update fixes the problem. Original advisory details: Jüri Aedla discovered that OpenSSL incorrectly handled invalid DTLS...

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-2136-1: Linux kernel (Raring 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-2119-1: Thunderbird vulnerabilities

Christian Holler, Terrence Cole, Jesse Ruderman, Gary Kwong, Eric Rescorla, Jonathan Kew, Dan Gohman, Ryan VanderMeulen and Sotaro Ikeda discovered multiple memory safety issues in Thunderbird. If a user were tricked in to opening a specially crafted message with scripting enabled, an attacker...

USN-2000-1: Nova vulnerabilities

It was discovered that Nova did not properly enforce the ispublic property when determining flavor access. An authenticated attacker could exploit this to obtain sensitive information in private flavors. This issue only affected Ubuntu 12.10 and 13.10. CVE-2013-2256, CVE-2013-4278 Grant Murphy...

USN-1983-1: Python 2.7 vulnerabilities

Florian Weimer discovered that Python incorrectly handled matching multiple wildcards in ssl certificate hostnames. An attacker could exploit this to cause Python to consume resources, resulting in a denial of service. This issue only affected Ubuntu 13.04. CVE-2013-2099 Ryan Sleevi discovered th...

USN-1944-1: Linux kernel 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-1908-1: OpenJDK 6 vulnerabilities

Several vulnerabilities were discovered in the OpenJDK JRE related to information disclosure and data integrity. An attacker could exploit these to expose sensitive data over the network. CVE-2013-1500, CVE-2013-2454, CVE-2013-2458 A vulnerability was discovered in the OpenJDK Javadoc related to...

USN-1755-1: OpenJDK 6 vulnerabilities

It was discovered that OpenJDK did not properly validate certain types of images. A remote attacker could exploit this to cause OpenJDK to crash. CVE-2013-0809 It was discovered that OpenJDK did not properly check return values when performing color conversion for images. If a user were tricked...

USN-1733-1: Ruby vulnerabilities

Jean-Philippe Aumasson discovered that Ruby incorrectly generated predictable hash values. An attacker could use this issue to generate hash collisions and cause a denial of service. CVE-2012-5371 Evgeny Ermakov discovered that documentation generated by rdoc is vulnerable to a cross-site scripti...

USN-1599-1: Linux kernel (OMAP4) vulnerability

Pablo Neira Ayuso discovered a flaw in the credentials of netlink messages. An unprivileged local attacker could exploit this by getting a netlink based service, that relies on netlink credentials, to perform privileged actions. CVE-2012-3520 Mathias Krause discovered information leak in the Linu...

USN-1575-1: Linux kernel (Oneiric backport) vulnerabilities

Ben Hutchings reported a flaw in the Linux kernel with some network drivers that support TSO TCP segment offload. A local or peer user could exploit this flaw to to cause a denial of service. CVE-2012-3412 Jay Fenlason and Doug Ledford discovered a bug in the Linux kernel implementation of RDS...

USN-1551-1: Thunderbird vulnerabilities

Gary Kwong, Christian Holler, Jesse Ruderman, Steve Fink, Bob Clary, Andrew Sutherland, Jason Smith, John Schoenick, Vladimir Vukicevic and Daniel Holbert discovered memory safety issues affecting Thunderbird. If the user were tricked into opening a specially crafted E-Mail, an attacker could...

USN-1539-1: Linux kernel (Oneiric backport) vulnerabilities

An error was discovered in the Linux kernel's network TUN/TAP device implementation. A local user with access to the TUN/TAP interface which is not available to unprivileged users until granted by a root user could exploit this flaw to crash the system or potential gain administrative privileges...

USN-1458-1: Linux kernel (OMAP4) 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 A flaw was discovered in the Linux kernel's cifs file system. An unprivileged local user could exploit this flaw to...

USN-1445-1: Linux kernel 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 A flaw was found in the Linux kernel's KVM Kernel Virtual Machine virtual cpu setup. An unprivileged local user coul...

USN-1426-1: Linux kernel (EC2) 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-1154-1: OpenJDK 6 vulnerabilities

It was discovered that a heap overflow in the AWT FileDialog.show method could allow an attacker to cause a denial of service through an application crash or possibly execute arbitrary code. CVE-2011-0815 It was dicovered that integer overflows in the JPEGImageReader readImage function and the...

USN-1122-1: Thunderbird vulnerabilities

It was discovered that there was a vulnerability in the memory handling of certain types of content. An attacker could exploit this to possibly run arbitrary code as the user running Thunderbird. CVE-2011-0081 It was discovered that Thunderbird incorrectly handled certain JavaScript requests. If...

USN-1057-1: Linux kernel vulnerabilities

Dave Chinner discovered that the XFS filesystem did not correctly order inode lookups when exported by NFS. A remote attacker could exploit this to read or write disk blocks that had changed file assignment or had become unlinked, leading to a loss of privacy. CVE-2010-2943 Dan Rosenberg discover...

USN-1009-2: GNU C Library vulnerability

USN-1009-1 fixed vulnerabilities in the GNU C library. Colin Watson discovered that the fixes were incomplete and introduced flaws with setuid programs loading libraries that used dynamic string tokens in their RPATH. If the "man" program was installed setuid, a local attacker could exploit this ...

USN-1009-1: GNU C Library vulnerabilities

Tavis Ormandy discovered multiple flaws in the GNU C Library's handling of the LDAUDIT environment variable when running a privileged binary. A local attacker could exploit this to gain root privileges. CVE-2010-3847, CVE-2010-3856...

USN-930-3: Firefox regression

USN-930-1 fixed vulnerabilities in Firefox. Due to a software packaging problem, the Firefox 3.6 update could not be installed when the firefox-2 package was also installed. This update fixes the problem and updates apturl for the change. Original advisory details: If was discovered that Firefox...

USN-927-5: nspr update

USN-927-4 fixed vulnerabilities in NSS. This update provides the NSPR needed to use the new NSS. Original advisory details: 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,...

USN-892-1: FUSE vulnerability

Dan Rosenberg discovered that FUSE did not correctly check mount locations. A local attacker, with access to use FUSE, could unmount arbitrary locations, leading to a denial of service...