USN-4191-2: QEMU vulnerabilities

USN-4191-2 fixed a vulnerability in QEMU. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered that the LSI SCSI adapter emulator implementation in QEMU did not properly validate executed scripts. A local attacker could use this to cause...

USN-4186-3: Linux kernel vulnerability

USN-4186-1 fixed vulnerabilities in the Linux kernel. It was discovered that the kernel fix for CVE-2019-0155 i915 missing Blitter Command Streamer check was incomplete on 64-bit Intel x86 systems. This update addresses the issue. We apologize for the inconvenience. Original advisory details:...

USN-4185-3: Linux kernel vulnerability and regression

USN-4185-1 fixed vulnerabilities in the Linux kernel. It was discovered that the kernel fix for CVE-2019-0155 i915 missing Blitter Command Streamer check was incomplete on 64-bit Intel x86 systems. Also, the update introduced a regression that broke KVM guests where extended page tables EPT are...

USN-4185-2: Linux kernel (Azure) vulnerabilities

Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Giorgi Maisuradze, Moritz Lipp, Michael Schwarz, Daniel Gruss, and Jo Van Bulck discovered that Intel processors using Transactional Synchronization Extensions TSX could expose...

USN-4187-1: Linux kernel vulnerability

Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Giorgi Maisuradze, Moritz Lipp, Michael Schwarz, Daniel Gruss, and Jo Van Bulck discovered that Intel processors using Transactional Synchronization Extensions TSX could expose...

USN-4186-2: Linux kernel (Xenial HWE) vulnerabilities

USN-4186-1 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 ESM. Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi,...

USN-4186-1: Linux kernel vulnerabilities

Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Giorgi Maisuradze, Moritz Lipp, Michael Schwarz, Daniel Gruss, and Jo Van Bulck discovered that Intel processors using Transactional Synchronization Extensions TSX could expose...

USN-4184-1: Linux kernel vulnerabilities

Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Giorgi Maisuradze, Moritz Lipp, Michael Schwarz, Daniel Gruss, and Jo Van Bulck discovered that Intel processors using Transactional Synchronization Extensions TSX could expose...

USN-4182-2: Intel Microcode update

USN-4182-2 provided updates for Intel Microcode. This update provides the corresponding update for Ubuntu 14.04 ESM. Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Giorgi Maisuradze, Moritz Lipp, Michael Schwarz, Daniel Gruss...

USN-4176-1: GNU cpio vulnerability

Thomas Habets discovered that GNU cpio incorrectly handled certain inputs. An attacker could possibly use this issue to privilege escalation...

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-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-4175-1: Nokogiri vulnerability

It was discovered that Nokogiri incorrectly handled inputs. A remote attacker could possibly use this issue to execute arbitrary OS commands...

USN-4171-2: Apport vulnerabilities

USN-4171-1 fixed several vulnerabilities in apport. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Kevin Backhouse discovered Apport would read its user-controlled settings file as the root user. This could be used by a local attacker to possibly...

USN-4172-1: file vulnerability

It was discovered that file incorrectly handled certain malformed files. An attacker could use this issue to cause a denial of service, or possibly execute arbitrary code...

USN-4171-1: Apport vulnerabilities

Kevin Backhouse discovered Apport would read its user-controlled settings file as the root user. This could be used by a local attacker to possibly crash Apport or have other unspecified consequences. CVE-2019-11481 Sander Bos discovered a race-condition in Apport during core dump creation. This...

USN-4169-1: libarchive vulnerability

It was discovered that libarchive incorrectly handled certain archive files. An attacker could possibly execute arbitrary code...

USN-4167-2 samba vulnerabilities

USN-4167-1 fixed several vulnerabilities in Samba. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Michael Hanselmann discovered that the Samba client code incorrectly handled path separators. If a user were tricked into connecti...

USN-4167-2: Samba vulnerabilities

USN-4167-1 fixed several vulnerabilities in Samba. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Michael Hanselmann discovered that the Samba client code incorrectly handled path separators. If a user were tricked into connecti...

USN-4162-2: Linux kernel (Azure) vulnerabilities

USN-4162-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux kernel for Microsoft Azure Cloud systems for Ubuntu 14.04 ESM. It was discovered that the RSI 91x Wi-Fi driver in the Linux kernel did not did not handle detach...