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-2823-1: Linux kernel vulnerabilities

It was discovered that the SCTP protocol implementation in the Linux kernel performed an incorrect sequence of protocol-initialization steps. A local attacker could use this to cause a denial of service system crash. CVE-2015-5283 Dmitry Vyukov discovered that the Linux kernel's keyring handler...

USN-2807-1: Linux kernel (Wily HWE) 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-2806-1: Linux kernel (Vivid HWE) 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-2805-1: Linux kernel (Utopic HWE) 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-2801-1: 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-2788-2: unzip regression

USN-2788-1 fixed vulnerabilities in unzip. One of the security patches caused a regression when extracting 0-byte files. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Gustavo Grieco discovered that unzip incorrectly handled certain password protecte...

USN-2798-1: Linux kernel (Vivid HWE) vulnerabilities

It was discovered that in certain situations, a directory could be renamed outside of a bind mounted location. An attacker could use this to escape bind mount containment and gain access to sensitive information. CVE-2015-2925 Moein Ghasemzadeh discovered that the USB WhiteHEAT serial driver...

USN-2794-1: Linux kernel vulnerabilities

It was discovered that in certain situations, a directory could be renamed outside of a bind mounted location. An attacker could use this to escape bind mount containment and gain access to sensitive information. CVE-2015-2925 Moein Ghasemzadeh discovered that the USB WhiteHEAT serial driver...

USN-2793-1: LibreOffice vulnerabilities

Federico Scrinzi discovered that LibreOffice incorrectly handled documents inserted into Writer or Calc via links. If a user were tricked into opening a specially crafted document, a remote attacker could possibly obtain the contents of arbitrary files. CVE-2015-4551 It was discovered that...

USN-2783-1: NTP vulnerabilities

Aleksis Kauppinen discovered that NTP incorrectly handled certain remote config packets. In a non-default configuration, a remote authenticated attacker could possibly use this issue to cause NTP to crash, resulting in a denial of service. CVE-2015-5146 Miroslav Lichvar discovered that NTP...

USN-2782-1: Apport vulnerability

Gabriel Campana discovered that Apport incorrectly handled Python module imports. A local attacker could use this issue to elevate privileges...

USN-2770-1: Oxide vulnerabilities

It was discovered that ContainerNode::parserInsertBefore in Blink would incorrectly proceed with a DOM tree insertion in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to bypass same origin restrictions. CVE-2015-67...

USN-2778-1: Linux kernel (Vivid HWE) vulnerabilities

It was discovered that the Linux kernel did not check if a new IPv6 MTU set by a user space application was valid. A remote attacker could forge a route advertisement with an invalid MTU that a user space daemon like NetworkManager would honor and apply to the kernel, causing a denial of service...

USN-2777-1: Linux kernel (Utopic HWE) vulnerabilities

It was discovered that virtio networking in the Linux kernel did not handle fragments correctly, leading to kernel memory corruption. A remote attacker could use this to cause a denial of service system crash or possibly execute code with administrative privileges. CVE-2015-5156 Benjamin Randazzo...

USN-2776-1: Linux kernel vulnerabilities

It was discovered that the Linux kernel did not check if a new IPv6 MTU set by a user space application was valid. A remote attacker could forge a route advertisement with an invalid MTU that a user space daemon like NetworkManager would honor and apply to the kernel, causing a denial of service...

USN-2709-2: pollinate update

USN-2709-1 updated pollinate's certificate for entropy.ubuntu.com but did not include a new certificate authority certificate. This update fixes the problem. We apologize for the inconvenience. Original advisory details: The pollinate package bundles the certificate for entropy.ubuntu.com. This...

USN-2766-1: Spice vulnerabilities

Frediano Ziglio discovered multiple buffer overflows, undefined behavior signed integer operations, race conditions, memory leaks, and denial of service issues in Spice. A malicious guest operating system could potentially exploit these issues to escape virtualization. CVE-2015-5260, CVE-2015-526...

McAfee ESM SIEM Detection

Binary data mcafeeesmsiemdetect.nbin...

USN-2765-1: Linux kernel (Vivid HWE) vulnerability

Dmitry Vyukov discovered that the Linux kernel did not properly initialize IPC object state in certain situations. A local attacker could use this to escalate their privileges, expose confidential information, or cause a denial of service system crash...