USN-3609-1: Firefox vulnerability

A use-after-free was discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service or execute arbitrary code...

USN-3608-1: Zsh vulnerabilities

Richard Maciel Costa discovered that Zsh incorrectly handled certain inputs. An attacker could possibly use this to cause a denial of service. CVE-2018-1071 It was discovered that Zsh incorrectly handled certain files. An attacker could possibly use this to execute arbitrary code. CVE-2018-1083...

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-3606-1: LibTIFF vulnerabilities

It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image, a remote attacker could crash the application, leading to a denial of service, or possibly execute arbitrary code with user privileges...

USN-3595-2: Samba vulnerability

USN-3595-1 fix a vulnerability in Samba. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that Samba incorrectly validated inputs to the RPC spoolss service. An authenticated attacker could use this issue to cause the service to cras...

USN-3605-1: Sharutils vulnerability

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

USN-3604-1: libvorbis vulnerability

Richard Zhu discovered that libvorbis incorrectly handled certain sound files. An attacker could use this to cause libvorbis to crash, resulting in a denial or service, or possibly execute arbitrary code...

USN-3603-2: Paramiko vulnerability

USN-3603-1 fixed a vulnerability in Paramiko. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Matthijs Kooijman discovered that Paramiko's SSH server implementation did not properly require authentication before processing requests. An unauthenticate...

USN-3603-1: Paramiko vulnerability

Matthijs Kooijman discovered that Paramiko's SSH server implementation did not properly require authentication before processing requests. An unauthenticated remote attacker could possibly use this to execute arbitrary code...

USN-3602-1: LibTIFF vulnerabilities

It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image, a remote attacker could crash the application, leading to a denial of service, or possibly execute arbitrary code with user privileges...

USN-3601-1: Memcached vulnerability

It was discovered that Memcached incorrectly handled reusing certain items. A remote attacker could possibly use this issue to cause Memcached to crash, resulting in a denial of service...

USN-3600-1: PHP vulnerabilities

It was discovered that PHP incorrectly handled certain stream metadata. A remote attacker could possibly use this issue to set arbitrary metadata. This issue only affected Ubuntu 14.04 LTS. CVE-2016-10712 It was discovered that PHP incorrectly handled the PHAR 404 error page. A remote attacker...

USN-3599-1: Firefox vulnerability

An out-of-bounds write was discovered when processing Vorbis audio data. If a user were tricked in to opening a specially crafted website, an attacker could exploit this to cause a denial of service, or execute arbitrary code. CVE-2018-5146...

USN-3598-1: curl vulnerabilities

Phan Thanh discovered that curl incorrectly handled certain FTP paths. An attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2018-1000120 Dario Weisser discovered that curl incorrectly handled certain LDAP URLs. An attacker could possibly use this issue t...

USN-3597-2: Linux kernel (HWE) vulnerabilities

USN-3597-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 17.10 for Ubuntu 16.04 LTS. USNS 3541-2 and 3523-2 provided mitigations for Spectre and Meltdown CVE-2017-5715,...

USN-3597-1: Linux kernel vulnerabilities

USNS 3541-1 and 3523-1 provided mitigations for Spectre and Meltdown CVE-2017-5715, CVE-2017-5753, CVE-2017-5754 for the i386, amd64, and ppc64el architectures in Ubuntu 17.10. This update provides the corresponding mitigations for the arm64 architecture. Original advisory details: Jann Horn...

USN-3596-1: 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 or opening new tabs, escape the sandbox, bypass same-origin restrictions, obtain...

USN-3595-1: Samba vulnerabilities

Björn Baumbach discovered that Samba incorrectly validated permissions when changing account passwords via LDAP. An authenticated attacker could use this issue to change the password of other users, including administrators, and perform actions as those users. CVE-2018-1057 It was discovered that...

USN-3594-1: Linux kernel vulnerability

USN-3542-1 mitigated CVE-2017-5715 Spectre Variant 2 for the amd64 architecture in Ubuntu 14.04 LTS. This update provides the compiler-based retpoline kernel mitigation for the amd64 and i386 architectures. Original advisory details: Jann Horn discovered that microprocessors utilizing speculative...

USN-3592-2: ClamAV vulnerabilities

USN-3592-1 fixed several vulnerabilities in ClamAV. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that ClamAV incorrectly handled parsing certain PDF files. A remote attacker could use this issue to cause ClamAV to crash, resultin...

USN-3593-1: Zsh vulnerabilities

It was discovered that Zsh incorrectly handled certain enviroment variables. An attacker could possibly use this issue to gain privileged access to the system. This issue only affected Ubuntu 14.04 LTS. CVE-2014-10070 It was discovered that Zsh incorrectly handled certain inputs. An attacker coul...

USN-3592-1: ClamAV vulnerabilities

It was discovered that ClamAV incorrectly handled parsing certain PDF files. A remote attacker could use this issue to cause ClamAV to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2018-0202 Hanno Böck discovered that ClamAV incorrectly handled parsing certain X...

USN-3579-3: LibreOffice regression

USN-3579-1 fixed a vulnerability in LibreOffice. After upgrading, it was no longer possible for LibreOffice to open documents from certain locations outside of the user's home directory. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovere...

USN-3591-1: Django vulnerabilities

James Davis discovered that Django incorrectly handled certain template filters. A remote attacker could possibly use this issue to cause Django to consume resources, resulting in a denial of service...

USN-3590-1: Irssi vulnerabilities

It was discovered that Irssi incorrectly handled certain empty nick names. An attacker could possibly use this issue to cause a denial of service. CVE-2018-7050 It was discovered that Irssi incorrectly handled certain nick names. An attacker could possibly use this to access sensitive information...

USN-3589-1: PostgreSQL vulnerability

It was discovered that PostgreSQL incorrectly handled certain settings. An attacker could possibly use this issue to execute arbitrary code...

USN-3585-1: Twisted vulnerability

It was discovered that Twisted incorrectly handled certain HTTP requests. An attacker could possibly use this issue to execute arbitrary code...

USN-3588-1: Memcached vulnerabilities

Daniel Shapira discovered an integer overflow issue in Memcached. A remote attacker could use this to cause a denial of service daemon crash. CVE-2017-9951 It was discovered that Memcached listened to UDP by default. A remote attacker could use this as part of a distributed denial of service...

USN-3587-1: Dovecot vulnerabilities

It was discovered that Dovecot incorrectly handled parsing certain email addresses. A remote attacker could use this issue to cause Dovecot to crash, resulting in a denial of service, or possibly obtain sensitive information. CVE-2017-14461 It was discovered that Dovecot incorrectly handled TLS S...

USN-3575-2: QEMU regression

USN-3575-1 fixed vulnerabilities in QEMU. The fix for CVE-2017-11334 caused a regression in Xen environments. This update removes the problematic fix pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovered that QEMU incorrectly handled guest...

USN-3586-1: DHCP vulnerabilities

Konstantin Orekhov discovered that the DHCP server incorrectly handled a large number of concurrent TCP sessions. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. CVE-2016-2774 It was discovered that the...

USN-3579-2: LibreOffice regression

USN-3579-1 fixed a vulnerability in LibreOffice. After upgrading, it was no longer possible for LibreOffice to open documents from certain locations outside of the user's home directory. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovere...

USN-3584-1: sensible-utils vulnerability

Gabriel Corona discovered that sensible-utils incorrectly validated strings when launcher a browser with the sensible-browser tool. A remote attacker could possibly use this issue with a specially crafted URL to conduct an argument injection attack and execute arbitrary code...

USN-3583-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3583-1 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 ESM. It was discovered that an out-of-bounds write vulnerability existed in the...

USN-3583-1: Linux kernel vulnerabilities

It was discovered that an out-of-bounds write vulnerability existed in the Flash-Friendly File System f2fs in the Linux kernel. An attacker could construct a malicious file system that, when mounted, could cause a denial of service system crash or possibly execute arbitrary code. CVE-2017-0750 It...

USN-3581-3: Linux kernel (Raspberry Pi 2) vulnerabilities

Mohamed Ghannam discovered that the IPv4 raw socket implementation in the Linux kernel contained a race condition leading to uninitialized pointer usage. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2017-17712 ChunYu Wang discovered that a...

USN-3582-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3582-1 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 the IPv4 raw socket implementation in the Linux kernel...

USN-3582-1: Linux kernel vulnerabilities

Mohamed Ghannam discovered that the IPv4 raw socket implementation in the Linux kernel contained a race condition leading to uninitialized pointer usage. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2017-17712 Laurent Guerby discovered that...

USN-3581-2: Linux kernel (HWE) vulnerabilities

USN-3581-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 17.10 for Ubuntu 16.04 LTS. Mohamed Ghannam discovered that the IPv4 raw socket implementation in the Linux kernel contain...

USN-3581-1: Linux kernel vulnerabilities

Mohamed Ghannam discovered that the IPv4 raw socket implementation in the Linux kernel contained a race condition leading to uninitialized pointer usage. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2017-17712 ChunYu Wang discovered that a...

USN-3578-1: WavPack vulnerabilities

It was discovered that WavPack incorrectly handled certain DSDIFF files. An attacker could possibly use this to execute arbitrary code or cause a denial of service. CVE-2018-7253 It was discovered that WavPack incorrectly handled certain CAF files. An attacker could possibly use this to cause a...

USN-3580-1: Linux kernel vulnerabilities

Jann Horn discovered that microprocessors utilizing speculative execution and branch prediction may allow unauthorized memory reads via sidechannel attacks. This flaw is known as Spectre. A local attacker could use this to expose sensitive information, including kernel memory...

USN-3579-1: LibreOffice vulnerability

It was discovered that =WEBSERVICE calls in a document could be used to read arbitrary files. If a user were tricked in to opening a specially crafted document, a remote attacker could exploit this to obtain sensitive information. CVE-2018-6871...

USN-3577-1: CUPS vulnerability

Jann Horn discovered that CUPS permitted HTTP requests with the Host header set to "localhost.localdomain" from the loopback interface. If a user were tricked in to opening a specially crafted website in their web browser, an attacker could potentially exploit this to obtain sensitive information...

USN-3576-1: libvirt vulnerabilities

Vivian Zhang and Christoph Anton Mitterer discovered that libvirt incorrectly disabled password authentication when the VNC password was set to an empty string. A remote attacker could possibly use this issue to bypass authentication, contrary to expectations. This issue only affected Ubuntu 14.0...

USN-3575-1: QEMU vulnerabilities

It was discovered that QEMU incorrectly handled guest ram. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. CVE-2017-11334 David Buchanan discovered that QEMU...

USN-3574-1: Bind vulnerability

It was discovered that Bind incorrectly handled DNSSEC validation. An attacker could possibly use this to cause a denial of service...

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-3572-1: FreeType vulnerability

It was discovered that FreeType incorrectly handled certain files. An attacker could possibly use this to cause a denial of service...

USN-3571-1: Erlang vulnerabilities

It was discovered that the Erlang FTP module incorrectly handled certain CRLF sequences. A remote attacker could possibly use this issue to inject arbitrary FTP commands. This issue only affected Ubuntu 14.04 LTS. CVE-2014-1693 It was discovered that Erlang incorrectly checked CBC padding bytes. ...