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-4381-1: Django vulnerabilities

Dan Palmer discovered that Django incorrectly validated memcached cache keys. A remote attacker could possibly use this issue to cause a denial of service and obtain sensitive information. CVE-2020-13254 Jon Dufresne discovered that Django incorrectly encoded query parameters for the admin...

USN-4380-1: Apache Ant vulnerability

It was discovered that Apache Ant created temporary files with insecure permissions. An attacker could use this vulnerability to read sensitive information leaked into /tmp, or potentially inject malicious code into a project that is built with Apache Ant...

USN-4290-1: libpam-radius-auth vulnerability

It was discovered that libpam-radius-auth incorrectly handled certain long passwords. A remote attacker could possibly use this issue to cause libpam-radius-auth to crash, resulting in a denial of service...

USN-4265-1: 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...

USN-4202-2: Thunderbird regression

USN-4202-1 fixed vulnerabilities in Thunderbird. After upgrading, Thunderbird created a new profile for some users. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that a specially crafted S/MIME message with an inner encryption laye...

USN-4201-1: Ruby vulnerabilities

It was discovered that Ruby incorrectly handled certain files. An attacker could possibly use this issue to pass path matching what can lead to an unauthorized access. CVE-2019-15845 It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could use this issue to...

USN-4179-1: FriBidi vulnerability

Alex Murray discovered a stack-based buffer overflow when handling a large number of unicode isolate directives. An attacker could use this to cause a denial of service or possibly execute arbitrary code...

USN-3862-1: Irssi vulnerability

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

USN-3743-1: 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-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-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-3518-1: AWStats vulnerability

It was discovered that AWStats incorrectly filtered certain parameters. A remote attacker could possibly use this issue to execute arbitrary code...

USN-3509-2: Linux kernel (Xenial HWE) 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-3505-1: Linux firmware vulnerabilities

Mathy Vanhoef discovered that the firmware for several Intel WLAN devices incorrectly handled WPA2 in relation to Wake on WLAN. A remote attacker could use this issue with key reinstallation attacks to obtain sensitive information. CVE-2017-13080, CVE-2017-13081...

USN-3468-1: Linux kernel vulnerabilities

It was discovered that the KVM subsystem in the Linux kernel did not properly bound guest IRQs. A local attacker in a guest VM could use this to cause a denial of service host system crash. CVE-2017-1000252 It was discovered that the Flash-Friendly File System f2fs implementation in the Linux...

USN-3424-1: libxml2 vulnerabilities

It was discovered that a type confusion error existed in libxml2. An attacker could use this to specially construct XML data that could cause a denial of service or possibly execute arbitrary code. CVE-2017-0663 It was discovered that libxml2 did not properly validate parsed entity references. An...

USN-3377-2: Linux kernel (HWE) vulnerabilities

USN-3377-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.04. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 17.04 for Ubuntu 16.04 LTS. Fan Wu and Shixiong Zhao discovered a race condition between inotify events and vfs rename...

USN-3212-3: LibTIFF vulnerabilities

USN-3212-1 and USN-3212-2 fixed a vulnerabilitiy in LibTIFF. This update provides a subset of corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening ...

USN-3331-1: Linux kernel (AWS) 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-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-3268-1: QEMU vulnerabilities

Zhenhao Hong discovered that QEMU incorrectly handled the Virtio GPU device. An attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2016-10028 It was discovered that QEMU incorrectly handled the JAZZ RC4030 device. A privileged attacker...

USN-3230-1: Pillow vulnerabilities

It was discovered that Pillow incorrectly handled certain compressed text chunks in PNG images. A remote attacker could possibly use this issue to cause Pillow to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS. CVE-2014-9601 Cris Neckar discovered that Pillow...

USN-3207-1: Linux kernel vulnerabilities

It was discovered that a use-after-free vulnerability existed in the block device layer of the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly gain administrative privileges. CVE-2016-7910 Dmitry Vyukov discovered a use-after-free vulnerability ...

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-3107-2: 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-3104-2: Linux kernel (OMAP4) 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-3097-2: Linux kernel (OMAP4) vulnerabilities

Marco Grassi discovered a use-after-free condition could occur in the TCP retransmit queue handling code in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2016-6828 Pengfei Wang discovered a race condition in the...

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-3048-1: curl vulnerabilities

Bru Rom discovered that curl incorrectly handled client certificates when resuming a TLS session. CVE-2016-5419 It was discovered that curl incorrectly handled client certificates when reusing TLS connections. CVE-2016-5420 Marcelo Echeverria and Fernando Muñoz discovered that curl incorrectly...

USN-3047-1: QEMU vulnerabilities

Li Qiang discovered that QEMU incorrectly handled 53C9X Fast SCSI controller emulation. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code on the host. In the default installation, when QEMU is...

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-2983-1: Expat vulnerability

Gustavo Grieco discovered that Expat incorrectly handled malformed XML data. If a user or application linked against Expat were tricked into opening a crafted XML file, an attacker could cause a denial of service, or possibly execute arbitrary code. CVE-2016-0718...

USN-2977-1: Linux kernel (Vivid HWE) vulnerability

Philip Pettersson discovered that the Linux kernel's ASN.1 DER decoder did not properly process certificate files with tags of indefinite length. A local unprivileged attacker could use this to cause a denial of service system crash or possibly execute arbitrary code with administrative privilege...

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-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-2930-1: Linux kernel 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-2870-1: Linux kernel vulnerability

Yevgeny Pats discovered that the session keyring implementation in the Linux kernel did not properly reference count when joining an existing session keyring. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code with administrative privilege...

USN-2865-1: GnuTLS vulnerability

Karthikeyan Bhargavan and Gaetan Leurent discovered that GnuTLS incorrectly allowed MD5 to be used for TLS 1.2 connections. If a remote attacker were able to perform a machine-in-the-middle attack, this flaw could be exploited to view sensitive information...

USN-2853-1: Linux kernel (Wily HWE) 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-2850-1: 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-2843-2: Linux kernel (Wily HWE) vulnerabilities

Jan Beulich discovered that the KVM svm hypervisor implementation in the Linux kernel did not properly catch Debug exceptions on AMD processors. An attacker in a guest virtual machine could use this to cause a denial of service system crash in the host OS. CVE-2015-8104 郭永刚 discovered that the pp...

USN-2802-1: Linux kernel vulnerability

Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtual machine could use this to cause a denial of service system crash in the host OS...

USN-2724-1: QEMU vulnerabilities

It was discovered that QEMU incorrectly handled a PRDT with zero complete sectors in the IDE functionality. A malicious guest could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. CVE-2014-9718 Donghai Zhu discovered that QEMU...

USN-2713-1: Linux kernel vulnerabilities

Marcelo Ricardo Leitner discovered a race condition in the Linux kernel's SCTP address configuration lists when using Address Configuration Change ASCONF options on a socket. An unprivileged local user could exploit this flaw to cause a denial of service system crash. CVE-2015-3212 A flaw was...

USN-2601-1: Linux kernel 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-2563-1: Linux kernel vulnerabilities

Sun Baoliang discovered a use after free flaw in the Linux kernel's SCTP Stream Control Transmission Protocol subsystem during INIT collisions. A remote attacker could exploit this flaw to cause a denial of service system crash or potentially escalate their privileges on the system. CVE-2015-1421...

USN-2512-1: Linux kernel (EC2) vulnerabilities

A race condition was discovered in the Linux kernel's key ring. A local user could cause a denial of service memory corruption or panic or possibly have unspecified impact via the keyctl commands. CVE-2014-9529 A memory leak was discovered in the ISO 9660 CDROM file system when parsing rock ridge...

USN-2493-1: Linux kernel (OMAP4) vulnerabilities

Andy Lutomirski discovered an information leak in the Linux kernel's Thread Local Storage TLS implementation allowing users to bypass the espfix to obtain information that could be used to bypass the Address Space Layout Randomization ASLR protection mechanism. A local user could exploit this fla...

USN-2388-1: OpenJDK 7 vulnerabilities

A vulnerability was discovered in the OpenJDK JRE related to information disclosure and data integrity. An attacker could exploit this to expose sensitive data over the network. CVE-2014-6457 Several vulnerabilities were discovered in the OpenJDK JRE related to data integrity. CVE-2014-6502,...