USN-4395-1: fwupd vulnerability

Justin Steven discovered that fwupd incorrectly handled certain signature verification. An attacker could possibly use this issue to install an unsigned firmware...

USN-4349-1: EDK II vulnerabilities

A buffer overflow was discovered in the network stack. An unprivileged user could potentially enable escalation of privilege and/or denial of service. This issue was already fixed in a previous release for 18.04 LTS and 19.10. CVE-2018-12178 A buffer overflow was discovered in BlockIo service. An...

USN-4237-1: SpamAssassin vulnerabilities

It was discovered that SpamAssassin incorrectly handled certain CF files. If a user or automated system were tricked into using a specially-crafted CF file, a remote attacker could possibly run arbitrary code. CVE-2018-11805 It was discovered that SpamAssassin incorrectly handled certain messages...

USN-3936-2: AdvanceCOMP vulnerability

USN-3936-1 fixed a vulnerability in AdvanceCOMP. This update provides the corresponding update for Ubuntu 19.04. Original advisory details: It was discovered that AdvanceCOMP incorrectly handled certain PNG files. An attacker could possibly use this issue to execute arbitrary code...

USN-3924-1: 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-3739-2: libxml2 vulnerabilities

USN-3739-1 fixed a vulnerability in libxml2. This update provides the corresponding update for Ubuntu 12.04. Original advisory details: Matias Brutti discovered that libxml2 incorrectly handled certain XML files. An attacker could possibly use this issue to expose sensitive information...

USN-3721-1: Apache Ant vulnerability

Danny Grander discovered that Apache Ant incorrectly handled certain compressed files. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could use this issue to overwrite arbitrary files...

USN-3687-1: 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-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-3551-1: WebKitGTK+ vulnerabilities

Multiple security issues were discovered in the WebKitGTK+ Web and JavaScript engines. 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 user interface, or execute arbitrary code. CVE-2018-4088,...

USN-3477-4: Firefox regression

USN-3477-1 fixed vulnerabilities in Firefox. The update introduced a crash reporting issue where background tab crash reports were sent to Mozilla without user opt-in. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were...

USN-3392-2: Linux kernel (Xenial HWE) regression

USN-3392-1 fixed a regression 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. USN-3378-2 fixed vulnerabilities in the Linux Hardware Enablement kernel. Unfortunately, ...

USN-3378-1: Linux kernel vulnerabilities

Fan Wu and Shixiong Zhao discovered a race condition between inotify events and vfs rename operations in the Linux kernel. An unprivileged local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2017-7533 It was discovered that the Linux kernel did n...

USN-3327-1: Linux kernel (Raspberry Pi 2) vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...

USN-3190-2: Linux kernel (Raspberry Pi 2) vulnerabilities

Mikulas Patocka discovered that the asynchronous multibuffer cryptographic daemon mcryptd in the Linux kernel did not properly handle being invoked with incompatible algorithms. A local attacker could use this to cause a denial of service system crash. CVE-2016-10147 It was discovered that a...

USN-3145-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3145-1 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. Marco Grassi discovered that the driver for Areca RAID Controllers in the Linux kernel...

USN-3139-1: Vim vulnerability

Florian Larysch discovered that the Vim text editor did not properly validate values for the 'filetype', 'syntax', and 'keymap' options. An attacker could trick a user into opening a file with specially crafted modelines and possibly execute arbitrary code with the user's privileges...

USN-3106-3: Linux kernel (Raspberry Pi 2) vulnerability

It was discovered that a race condition existed in the memory manager of the Linux kernel when handling copy-on-write breakage of private read-only memory mappings. A local attacker could use this to gain administrative privileges...

USN-3055-1: Linux kernel vulnerabilities

Ben Hawkes discovered an integer overflow in the Linux netfilter implementation. On systems running 32 bit kernels, a local unprivileged attacker could use this to cause a denial of service system crash or possibly execute arbitrary code with administrative privileges. CVE-2016-3135 It was...

USN-3051-1: Linux kernel (Trusty HWE) vulnerabilities

It was discovered that the keyring implementation in the Linux kernel did not ensure a data structure was initialized before referencing it after an error condition occurred. A local attacker could use this to cause a denial of service system crash. CVE-2016-4470 Kangjie Lu discovered an...

USN-3043-1: OpenJDK 8 vulnerabilities

Multiple vulnerabilities were discovered in the OpenJDK JRE related to information disclosure, data integrity, and availability. An attacker could exploit these to cause a denial of service, expose sensitive data over the network, or possibly execute arbitrary code. CVE-2016-3587, CVE-2016-3598,...

USN-3002-1: Linux kernel (Wily HWE) 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-2972-1: OpenJDK 6 vulnerabilities

Multiple vulnerabilities were discovered in the OpenJDK JRE related to information disclosure, data integrity, and availability. An attacker could exploit these to cause a denial of service, expose sensitive data over the network, or possibly execute arbitrary code. CVE-2016-0686, CVE-2016-0687,...

USN-2967-2: Linux kernel (OMAP4) vulnerabilities

It was discovered that the Linux kernel did not properly enforce rlimits for file descriptors sent over UNIX domain sockets. A local attacker could use this to cause a denial of service. CVE-2013-4312 Ralf Spenneberg discovered that the Aiptek Tablet USB device driver in the Linux kernel did not...

USN-2947-3: Linux kernel (Raspberry Pi 2) 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-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-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-2851-1: Linux kernel vulnerabilities

Felix Wilhelm discovered a race condition in the Xen paravirtualized drivers which can cause double fetch vulnerabilities. An attacker in the paravirtualized guest could exploit this flaw to cause a denial of service crash the host or potentially execute arbitrary code on the host. CVE-2015-8550...

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-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-2643-1: Linux kernel vulnerability

Philip Pettersson discovered a privilege escalation when using overlayfs mounts inside of user namespaces. A local user could exploit this flaw to gain administrative privileges on the system...

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-2597-1: Linux kernel (Trusty HWE) vulnerability

A race condition between chown and execve was discovered in the Linux kernel. A local attacker could exploit this race by using chown on a setuid-user-binary to gain administrative privileges...

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-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-2447-1: Linux kernel (Utopic HWE) vulnerabilities

Andy Lutomirski discovered that the Linux kernel does not properly handle faults associated with the Stack Segment SS register in the x86 architecture. A local attacker could exploit this flaw to gain administrative privileges. CVE-2014-9322 An information leak in the Linux kernel was discovered...

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-2334-1: Linux kernel vulnerabilities

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. CVE-2014-3917 An information leak was discovered in the rdm...

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-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...