USN-3188-2: Linux kernel (Trusty HWE) vulnerability

USN-3188-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 LTS. Andrey Konovalov discovered that the SCTP implementation in the Linux kernel improperl...

USN-3188-1: Linux kernel vulnerability

Andrey Konovalov discovered that the SCTP implementation in the Linux kernel improperly handled validation of incoming data. A remote attacker could use this to cause a denial of service system crash...

USN-3187-1: Linux kernel vulnerabilities

Andrey Konovalov discovered that the SCTP implementation in the Linux kernel improperly handled validation of incoming data. A remote attacker could use this to cause a denial of service system crash. CVE-2016-9555 It was discovered that multiple memory leaks existed in the XFS implementation in...

USN-3177-2: Tomcat regression

USN-3177-1 fixed vulnerabilities in Tomcat. The update introduced a regression in environments where Tomcat is started with a security manager. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that the Tomcat realm implementations...

USN-3186-1: iucode-tool vulnerability

It was discovered that iucode-tool incorrectly handled certain microcodes when using the -tr loader. If a user were tricked into processing a specially crafted microcode, a remote attacker could use this issue to cause iucode-tool to crash, resulting in a denial of service, or possibly execute...

USN-3185-1: libXpm vulnerability

It was discovered that libXpm incorrectly handled certain XPM files. If a user or automated system were tricked into opening a specially crafted XPM file, a remote attacker could use this issue to cause libXpm to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-3184-1: Irssi vulnerabilities

It was discovered that the Irssi buf.pl script set incorrect permissions. A local attacker could use this issue to retrieve another user's window contents. CVE-2016-7553 Joseph Bisch discovered that Irssi incorrectly handled comparing nicks. A remote attacker could use this issue to cause Irssi t...

USN-3183-1: GnuTLS vulnerabilities

Stefan Buehler discovered that GnuTLS incorrectly verified the serial length of OCSP responses. A remote attacker could possibly use this issue to bypass certain certificate validation measures. This issue only applied to Ubuntu 16.04 LTS. CVE-2016-7444 Shi Lei discovered that GnuTLS incorrectly...

USN-3182-1: NTFS-3G vulnerability

Jann Horn discovered that NTFS-3G incorrectly filtered environment variables when using the modprobe utility. A local attacker could possibly use this issue to load arbitrary kernel modules...

USN-3181-1: OpenSSL vulnerabilities

Guido Vranken discovered that OpenSSL used undefined behaviour when performing pointer arithmetic. A remote attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. This issue only applied to Ubuntu 12.04 LTS and Ubuntu 14.04 LTS as other releases were...

USN-3165-1: Thunderbird vulnerabilities

Multiple memory safety issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted message, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code. CVE-2016-9893, CVE-2017-5373 Andrew Krasichkov...

USN-3175-1: Firefox vulnerabilities

Multiple memory safety issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code. CVE-2017-5373, CVE-2017-5374 JIT code allocation c...

USN-3179-1: OpenJDK 8 vulnerabilities

Karthik Bhargavan and Gaetan Leurent discovered that the DES and Triple DES ciphers were vulnerable to birthday attacks. A remote attacker could possibly use this flaw to obtain clear text data from long encrypted sessions. This update moves those algorithms to the legacy algorithm set and causes...

USN-3178-1: icoutils vulnerabilities

It was discovered that icoutils incorrectly handled memory when processing certain files. If a user or automated system were tricked into opening a specially crafted file, an attacker could cause icoutils to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-3177-1: Tomcat vulnerabilities

It was discovered that the Tomcat realm implementations incorrectly handled passwords when a username didn't exist. A remote attacker could possibly use this issue to enumerate usernames. This issue only applied to Ubuntu 12.04 LTS, Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. CVE-2016-0762 Alvaro Muno...

USN-3176-1: PCSC-Lite vulnerability

Peter Wu discovered that the PC/SC service did not correctly handle certain resources. A local attacker could use this issue to cause PC/SC to crash, resulting in a denial of service, or possibly execute arbitrary code with root privileges...

USN-3174-1: 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 5.5.54 in Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. Ubuntu 16.04 LTS and Ubuntu 16.10 have been updated to MySQL 5.7.17. In addition to security fixes...

USN-3173-1: NVIDIA graphics drivers vulnerability

It was discovered that the NVIDIA graphics drivers contained a flaw in the kernel mode layer. A local attacker could use this issue to cause a denial of service...

USN-3172-1: Bind vulnerabilities

It was discovered that Bind incorrectly handled certain malformed responses to an ANY query. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service. CVE-2016-9131 It was discovered that Bind incorrectly handled certain malformed responses to an AN...

USN-3171-1: LibVNCServer vulnerabilities

Josef Gajdusek discovered that the LibVNCServer client library incorrectly handled certain FrameBufferUpdate messages. If a user were tricked into connecting to a malicious server, an attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. CVE-2016-9941,...

USN-3170-2: Linux kernel (Raspberry Pi 2) vulnerabilities

Andrey Konovalov discovered that the ipv6 icmp implementation in the Linux kernel did not properly check data structures on send. A remote attacker could use this to cause a denial of service system crash. CVE-2016-9919 Andrey Konovalov discovered that signed integer overflows existed in the...

USN-3170-1: Linux kernel vulnerabilities

Dmitry Vyukov discovered that the KVM implementation in the Linux kernel did not properly initialize the Code Segment CS in certain error cases. A local attacker could use this to expose sensitive information kernel memory. CVE-2016-9756 Andrey Konovalov discovered that signed integer overflows...

USN-3169-4: Linux kernel (Qualcomm Snapdragon) vulnerabilities

Baozeng Ding discovered a race condition that could lead to a use-after- free in the Advanced Linux Sound Architecture ALSA subsystem of the Linux kernel. A local attacker could use this to cause a denial of service system crash. CVE-2016-9794 Andrey Konovalov discovered that signed integer...

USN-3169-3: Linux kernel (Raspberry Pi 2) vulnerabilities

Baozeng Ding discovered a race condition that could lead to a use-after- free in the Advanced Linux Sound Architecture ALSA subsystem of the Linux kernel. A local attacker could use this to cause a denial of service system crash. CVE-2016-9794 Andrey Konovalov discovered that signed integer...

USN-3169-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3169-1 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. Dmitry Vyukov discovered that the KVM implementation in the Linux kernel did not...

USN-3169-1: Linux kernel vulnerabilities

Dmitry Vyukov discovered that the KVM implementation in the Linux kernel did not properly initialize the Code Segment CS in certain error cases. A local attacker could use this to expose sensitive information kernel memory. CVE-2016-9756 Andrey Konovalov discovered that signed integer overflows...

USN-3168-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3168-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 LTS. Dmitry Vyukov discovered that the KVM implementation in the Linux kernel did not...

USN-3168-1: Linux kernel vulnerabilities

Dmitry Vyukov discovered that the KVM implementation in the Linux kernel did not properly initialize the Code Segment CS in certain error cases. A local attacker could use this to expose sensitive information kernel memory. CVE-2016-9756 Andrey Konovalov discovered that signed integer overflows...

USN-3167-2: Linux kernel (OMAP4) vulnerabilities

Dmitry Vyukov discovered that the KVM implementation in the Linux kernel did not properly initialize the Code Segment CS in certain error cases. A local attacker could use this to expose sensitive information kernel memory. CVE-2016-9756 Baozeng Ding discovered a race condition that could lead to...

USN-3167-1: Linux kernel vulnerabilities

Dmitry Vyukov discovered that the KVM implementation in the Linux kernel did not properly initialize the Code Segment CS in certain error cases. A local attacker could use this to expose sensitive information kernel memory. Baozeng Ding discovered a race condition that could lead to a use-after-...

USN-3166-1: WebKitGTK+ vulnerabilities

A large number of 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...

USN-3164-1: Exim vulnerability

Bjoern Jacke discovered that Exim incorrectly handled DKIM keys. In certain configurations, private DKIM signing keys could be leaked to the log files...

USN-3163-1: NSS vulnerabilities

It was discovered that NSS incorrectly handled certain invalid Diffie-Hellman keys. A remote attacker could possibly use this flaw to cause NSS to crash, resulting in a denial of service. This issue only applied to Ubuntu 12.04 LTS, Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. CVE-2016-5285 Hubert Kari...

USN-3162-2: Linux kernel (Raspberry Pi 2) 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 Andreas Gruenbacher and Jan Kara discovered that the...

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-3161-4: Linux kernel (Qualcomm Snapdragon) vulnerabilities

Tilman Schmidt and Sasha Levin discovered a use-after-free condition in the TTY implementation in the Linux kernel. A local attacker could use this to expose sensitive information kernel memory. CVE-2015-8964 It was discovered that the Video For Linux Two v4l2 implementation in the Linux kernel d...

USN-3161-3: Linux kernel (Raspberry Pi 2) vulnerabilities

Tilman Schmidt and Sasha Levin discovered a use-after-free condition in the TTY implementation in the Linux kernel. A local attacker could use this to expose sensitive information kernel memory. CVE-2015-8964 It was discovered that the Video For Linux Two v4l2 implementation in the Linux kernel d...

USN-3161-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3161-1 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. Tilman Schmidt and Sasha Levin discovered a use-after-free condition in the TTY...

USN-3161-1: Linux kernel vulnerabilities

Tilman Schmidt and Sasha Levin discovered a use-after-free condition in the TTY implementation in the Linux kernel. A local attacker could use this to expose sensitive information kernel memory. CVE-2015-8964 It was discovered that the Video For Linux Two v4l2 implementation in the Linux kernel d...

USN-3160-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3160-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 LTS. CAI Qian discovered that shared bind mounts in a mount namespace exponentially added...

USN-3160-1: 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 a race condition existed in the procf...

USN-3159-2: Linux kernel (OMAP4) vulnerability

It was discovered that a race condition existed in the procfs environread function in the Linux kernel, leading to an integer underflow. A local attacker could use this to expose sensitive information kernel memory...

USN-3159-1: Linux kernel vulnerability

It was discovered that a race condition existed in the procfs environread function in the Linux kernel, leading to an integer underflow. A local attacker could use this to expose sensitive information kernel memory...

USN-3158-1: Samba vulnerabilities

Frederic Besler and others discovered that the ndrpulldnspnam function in Samba contained an integer overflow. An authenticated attacker could use this to gain administrative privileges. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, and Ubuntu 16.10. CVE-2016-2123 Simo Sorce...

USN-3156-2: APT regression

USN-3156-1 fixed vulnerabilities in APT. It also caused a bug in unattended-upgrades on that may require manual intervention to repair. Users on Ubuntu 16.10 should run the following commands at a terminal: sudo dpkg --configure --pending sudo apt-get -f install This update fixes the problem. We...

USN-3157-1: Apport vulnerabilities

Donncha O Cearbhaill discovered that the crash file parser in Apport improperly treated the CrashDB field as python code. An attacker could use this to convince a user to open a maliciously crafted crash file and execute arbitrary code with the privileges of that user. This issue only affected...

USN-3155-1: Firefox vulnerabilities

Multiple security vulnerabilities were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to conduct cross-site scripting XSS attacks, obtain sensitive information, cause a denial of service via application crash, o...

USN-3156-1: APT vulnerability

Jann Horn discovered that APT incorrectly handled InRelease files. If a remote attacker were able to perform a machine-in-the-middle attack, this flaw could potentially be used to install altered packages...

USN-3153-1: Oxide vulnerabilities

Multiple vulnerabilities were discovered in Chromium. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to conduct cross-site scripting XSS attacks, read uninitialized memory, obtain sensitive information, spoof the webview URL, bypass...

USN-3154-1: OpenJDK 6 vulnerabilities

It was discovered that OpenJDK did not restrict the set of algorithms used for Jar integrity verification. An attacker could use this to modify without detection the content of a JAR file, affecting system integrity. CVE-2016-5542 It was discovered that the JMX component of OpenJDK did not...