USN-4246-1 zlib vulnerabilities

It was discovered that zlib incorrectly handled pointer arithmetic. An attacker could use this issue to cause zlib to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2016-9840, CVE-2016-9841 It was discovered that zlib incorrectly handled vectors involving left...

USN-4235-2 nginx vulnerability

USN-4235-1 fixed a vulnerability in nginx. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Bert JW Regeer and Francisco Oca Gonzalez discovered that nginx incorrectly handled certain errorpage configurations. A remote attacker could possibly use this...

USN-4228-1 linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities

It was discovered that a heap-based buffer overflow existed in the Marvell WiFi-Ex Driver for the Linux kernel. A physically proximate attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2019-14895, CVE-2019-14901 It was discovered that a...

USN-4199-1 libvpx vulnerabilities

It was discovered that libvpx did not properly handle certain malformed WebM media files. If an application using libvpx opened a specially crafted WebM file, a remote attacker could cause a denial of service, or possibly execute arbitrary code...

USN-4171-4 apport regression

USN-4171-1 fixed a vulnerability in Apport. The update caused a regression in the Python Apport library. This update fixes the problem for Ubuntu 14.04 ESM. We apologize for the inconvenience. Original advisory details: Kevin Backhouse discovered Apport would read its user-controlled settings fil...

USN-4152-1 libsoup2.4 vulnerability

It was discovered that libsoup incorrectly handled parsing certain NTLM messages. If a user or automated system were tricked into connecting to a malicious server, a remote attacker could possibly use this issue to cause a denial of service...

USN-4068-2 linux-hwe, linux-gcp vulnerabilities

USN-4068-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 18.04 for Ubuntu 16.04 LTS. Adam Zabrocki discovered that the Intel i915 kernel mode graphics driver in the Linux kern...

USN-4060-1 nss vulnerabilities

Henry Corrigan-Gibbs discovered that NSS incorrectly handled importing certain curve25519 private keys. An attacker could use this issue to cause NSS to crash, resulting in a denial of service, or possibly obtain sensitive information. CVE-2019-11719 Hubert Kario discovered that NSS incorrectly...

USN-4049-2 glib2.0 vulnerability

USN-4049-1 fixed a vulnerability in GLib. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that GLib created directories and files without properly restricting permissions. An attacker could possibly use this iss...

USN-4038-4 bzip2 regression

USN-4038-1 fixed a vulnerability in bzip2. The update introduced a regression causing bzip2 to incorrect raises CRC errors for some files. This update provides the corresponding update for Ubuntu 12.04 ESM and 14.04 ESM. We apologize for the inconvenience. Original advisory details: It was...

USN-4035-1 ceph vulnerabilities

It was discovered that Ceph incorrectly handled read only permissions. An authenticated attacker could use this issue to obtain dm-crypt encryption keys. This issue only affected Ubuntu 16.04 LTS. CVE-2018-14662 It was discovered that Ceph incorrectly handled certain OMAPs holding bucket indices...

USN-4009-2 php5 vulnerabilities

USN-4009-1 fixed several vulnerabilities in PHP. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that PHP incorrectly decoding certain MIME headers. A remote attacker could possibly use this issue to cause PHP t...

USN-4006-2 linux-hwe vulnerability

USN-4006-1 fixed a vulnerability in the Linux kernel for Ubuntu 18.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 18.10 for Ubuntu 18.04 LTS. Federico Manuel Bento discovered that the Linux kernel did not properly apply Address Space...

USN-4002-1 doxygen vulnerability

It was discovered that Doxygen incorrectly handled certain queries. An attacker could possibly use this issue to execute arbitrary code and compromise sensitive information...

USN-3991-1 firefox vulnerabilities

Multiple security 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, spoof the browser UI, trick the user in to launching local executable binaries, obtain sensitive...

USN-3969-2 wpa vulnerability

USN-3969-1 fixed a vulnerability in wpasupplicant and hostapd. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered that wpasupplicant and hostapd incorrectly handled unexpected fragments when using EAP-pwd. A remote attacker could...

USN-3958-1 gst-plugins-base0.10, gst-plugins-base1.0 vulnerability

It was discovered that GStreamer Base Plugins did not correctly handle certain malformed RTSP streams. If a user were tricked into opening a crafted RTSP stream with a GStreamer application, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code...

USN-3914-2 ntfs-3g update

USN-3914-1 fixed vulnerabilities in NTFS-3G. As an additional hardening measure, this update removes the setuid bit from the ntfs-3g binary. Original advisory details: A heap buffer overflow was discovered in NTFS-3G when executing it with a relative mount point path that is too long. A local...

USN-3924-1 libapache2-mod-auth-mellon vulnerabilities

It was discovered that modauthmellon incorrectly handled certain requests. An attacker could possibly use this issue to redirect a user to a malicious URL. CVE-2019-3877 It was discovered that modauthmellon incorrectly handled certain requests. An attacker could possibly use this issue to access...

USN-3797-1 linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities

Noam Rathaus discovered that a use-after-free vulnerability existed in the Infiniband implementation in the Linux kernel. An attacker could use this to cause a denial of service system crash. CVE-2018-14734 It was discovered that an integer overflow existed in the CD-ROM driver of the Linux kerne...

USN-3760-1 transfig vulnerability

It was discovered that transfig incorrectly handled certain FIG files. An attacker could possibly use this to execute arbitrary code...

USN-3756-1 intel-microcode vulnerabilities

It was discovered that memory present in the L1 data cache of an Intel CPU core may be exposed to a malicious process that is executing on the CPU core. This vulnerability is also known as L1 Terminal Fault L1TF. A local attacker in a guest virtual machine could use this to expose sensitive...

USN-3678-2 linux-azure vulnerabilities

Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly handle corrupted meta data in some situations. An attacker could use this to specially craft an ext4 file system that caused a denial of service system crash when mounted. CVE-2018-1092 It was discovere...

USN-3627-2 apache2 vulnerabilities

USN-3627-1 fixed vulnerabilities in Apache HTTP Server. This update provides the corresponding updates for Ubuntu 18.04 LTS. Original advisory details: Alex Nichols and Jakob Hirsch discovered that the Apache HTTP Server modauthnzldap module incorrectly handled missing charset encoding headers. A...

USN-3619-2 linux-lts-xenial, linux-aws vulnerabilities

USN-3619-1 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. Jann Horn discovered that the Berkeley Packet Filter BPF implementation in the Linux...

USN-3607-1 screen-resolution-extra vulnerability

It was discovered that Screen Resolution Extra was using PolicyKit in an unsafe manner. A local attacker could potentially exploit this issue to bypass intended PolicyKit authorizations...

USN-3564-1 postgresql-9.3, postgresql-9.5, postgresql-9.6 vulnerability

It was discovered that PostgreSQL incorrectly handled certain temp files. An attacker could possibly use this to access sensitive information...

USN-3557-1 squid3 vulnerabilities

Mathias Fischer discovered that Squid incorrectly handled certain long strings in headers. A malicious remote server could possibly cause Squid to crash, resulting in a denial of service. This issue was only addressed in Ubuntu 16.04 LTS. CVE-2016-2569 William Lima discovered that Squid incorrect...

USN-3544-1 firefox vulnerabilities

Multiple security 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, spoof the origin in audio capture prompts, trick the user in to providing HTTP...

USN-3509-2 linux-lts-xenial, linux-aws vulnerabilities

USN-3509-1 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. Mohamed Ghannam discovered that a use-after-free vulnerability existed in the Netlink...

USN-3364-2 linux-lts-xenial vulnerabilities

USN-3364-1 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 Linux kernel did not properly initialize a Wake- on-Lan dat...

USN-3346-1 bind9 vulnerabilities

Clément Berthaux discovered that Bind did not correctly check TSIG authentication for zone update requests. An attacker could use this to improperly perform zone updates. CVE-2017-3143 Clément Berthaux discovered that Bind did not correctly check TSIG authentication for zone transfer requests. An...

USN-3340-1 apache2 vulnerabilities

Emmanuel Dreyfus discovered that third-party modules using the apgetbasicauthpw function outside of the authentication phase may lead to authentication requirements being bypassed. This update adds a new apgetbasicauthcomponents function for use by third-party modules. CVE-2017-3167 Vasileios...

USN-3337-1 valgrind vulnerabilities

It was discovered that Valgrind incorrectly handled certain string operations. If a user or automated system were tricked into processing a specially crafted binary, a remote attacker could possibly execute arbitrary code. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu...

USN-3265-1 linux, linux-aws, linux-gke, linux-raspi2, linux-snapdragon vulnerabilities

It was discovered that a use-after-free flaw existed in the filesystem encryption subsystem in the Linux kernel. A local attacker could use this to cause a denial of service system crash. CVE-2017-7374 Andrey Konovalov discovered an out-of-bounds access in the IPv6 Generic Routing Encapsulation G...

USN-3253-1 nagios3 vulnerabilities

It was discovered that Nagios incorrectly handled certain long strings. A remote authenticated attacker could use this issue to cause Nagios to crash, resulting in a denial of service, or possibly obtain sensitive information. CVE-2013-7108, CVE-2013-7205 It was discovered that Nagios incorrectly...

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-3161-4 linux-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-3115-1 python-django vulnerabilities

Marti Raudsepp discovered that Django incorrectly used a hardcoded password when running tests on an Oracle database. A remote attacker could possibly connect to the database while the tests are running and prevent the test user with the hardcoded password from being removed. CVE-2016-9013 Aymeri...

USN-3089-1 python-django vulnerability

Sergey Bobrov discovered that Django incorrectly parsed cookies when being used with Google Analytics. A remote attacker could possibly use this issue to set arbitrary cookies leading to a CSRF protection bypass...

USN-3087-2 openssl regression

USN-3087-1 fixed vulnerabilities in OpenSSL. The fix for CVE-2016-2182 was incomplete and caused a regression when parsing certificates. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Shi Lei discovered that OpenSSL incorrectly handled the OCSP Statu...

USN-3001-1 linux-lts-vivid vulnerabilities

Justin Yackoski discovered that the Atheros L2 Ethernet Driver in the Linux kernel incorrectly enables scatter/gather I/O. A remote attacker could use this to obtain potentially sensitive information from kernel memory. CVE-2016-2117 Jann Horn discovered that eCryptfs improperly attempted to use...

USN-2993-1 firefox vulnerabilities

Christian Holler, Gary Kwong, Jesse Ruderman, Tyson Smith, Timothy Nikkel, Sylvestre Ledru, Julian Seward, Olli Pettay, Karl Tomlinson, Christoph Diehl, Julian Hector, Jan de Mooij, Mats Palmgren, and Tooru Fujisawa discovered multiple memory safety issues in Firefox. If a user were tricked in to...

USN-2990-1 imagemagick vulnerabilities

Nikolay Ermishkin and Stewie discovered that ImageMagick incorrectly sanitized untrusted input. A remote attacker could use these issues to execute arbitrary code. These issues are known as "ImageTragick". This update disables problematic coders via the /etc/ImageMagick-6/policy.xml configuration...

USN-2982-1 libksba vulnerabilities

Hanno Böck discovered that Libksba incorrectly handled decoding certain BER data. An attacker could use this issue to cause Libksba to crash, resulting in a denial of service. This issue only applied to Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. CVE-2016-4353 Hanno Böck discovered that Libksba...

USN-2979-1 linux vulnerabilities

David Matlack discovered that the Kernel-based Virtual Machine KVM implementation in the Linux kernel did not properly restrict variable Memory Type Range Registers MTRR in KVM guests. A privileged user in a guest VM could use this to cause a denial of service system crash in the host, expose...

USN-2974-1 qemu, qemu-kvm vulnerabilities

Zuozhi Fzz discovered that QEMU incorrectly handled USB OHCI emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2016-2391 Qinghao Tang discovered that QEMU incorrectly handled USB Net emulation support. A...

USN-2950-3 samba regressions

USN-2950-1 fixed vulnerabilities in Samba. The fixes introduced in Samba 4.3.8 caused certain regressions and interoperability issues. This update resolves some of these issues by updating to Samba 4.3.9 in Ubuntu 14.04 LTS, Ubuntu 15.10 and Ubuntu 16.04 LTS. Backported regression fixes were adde...

USN-2950-2 libsoup2.4 update

USN-2950-1 fixed vulnerabilities in Samba. The updated Samba packages introduced a compatibility issue with NTLM authentication in libsoup. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Jouni Knuutinen discovered that Samba contained multiple flaws ...

USN-2959-1 openssl vulnerabilities

Huzaifa Sidhpurwala, Hanno Böck, and David Benjamin discovered that OpenSSL incorrectly handled memory when decoding ASN.1 structures. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2016-2108 Juraj...