kernel, perf, python security update

CentOS Errata and Security Advisory CESA-2016:0185 Updated kernel packages that fix two security issues and several bugs are now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having Important security impact. Common Vulnerability Scoring System CVSS...

Scientific Linux Security Update : kernel on SL7.x x86_64 (20160216)

It was found that the Linux kernel's keys subsystem did not correctly garbage collect uninstantiated keyrings. A local attacker could use this flaw to crash the system or, potentially, escalate their privileges on the system. CVE-2015-7872, Important - A flaw was found in the way the Linux kernel...

CentOS 7 : kernel (CESA-2016:0185)

Updated kernel packages that fix two security issues and several bugs are now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having Important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity ratings, a...

Important: Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update

Updated kernel-rt packages that fix two security issues, several bugs, and add various enhancements are now available for Red Hat Enterprise MRG 2.5. Red Hat Product Security has rated this update as having Important security impact. Common Vulnerability Scoring System CVSS base scores, which giv...

Ubuntu: Security Advisory (USN-2691-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2015 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2015-5157

arch/x86/entry/entry64.S in the Linux kernel before 4.1.6 on the x8664 platform mishandles IRET faults in processing NMIs that occurred during userspace execution, which might allow local users to gain privileges by triggering an NMI...

Linux Nested NMIs Privilege Escalation

/ +++++ CVE-2015-3290 +++++ High impact NMI bug on x8664 systems 3.13 and newer, embargoed. Also fixed by: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9b6e6a8334d56354853f9c255d1395c2ba570e0a The other fix synchronous modifyldt does not fix CVE-2015-3290. You can...

Ubuntu: Security Advisory (USN-2700-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2015 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Ubuntu 12.04 LTS : linux-lts-trusty vulnerabilities (USN-2701-1)

Andy Lutomirski discovered a flaw in the Linux kernel's handling of nested NMIs non-maskable interrupts. An unprivileged local user could exploit this flaw to cause a denial of service system crash or potentially escalate their privileges. CVE-2015-3290 Andy Lutomirski discovered a flaw that allo...

Ubuntu 15.04 : linux vulnerabilities (USN-2691-1)

Andy Lutomirski discovered a flaw in the Linux kernel's handling of nested NMIs non-maskable interrupts. An unprivileged local user could exploit this flaw to cause a denial of service system crash or potentially escalate their privileges. CVE-2015-3290 Colin King discovered a flaw in the addkey...

Ubuntu 14.04 LTS : Linux kernel vulnerabilities (USN-2688-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2688-1 advisory. Andy Lutomirski discovered a flaw in the Linux kernel's handling of nested NMIs non-maskable interrupts. An unprivileged local user could exploit this fl...

USN-2691-1: Linux kernel vulnerabilities

Andy Lutomirski discovered a flaw in the Linux kernel's handling of nested NMIs non-maskable interrupts. An unprivileged local user could exploit this flaw to cause a denial of service system crash or potentially escalate their privileges. CVE-2015-3290 Colin King discovered a flaw in the addkey...

USN-2689-1: Linux kernel (Utopic HWE) vulnerabilities

Andy Lutomirski discovered a flaw in the Linux kernel's handling of nested NMIs non-maskable interrupts. An unprivileged local user could exploit this flaw to cause a denial of service system crash or potentially escalate their privileges. CVE-2015-3290 Colin King discovered a flaw in the addkey...

CVE-2015-5157

arch/x86/entry/entry64.S in the Linux kernel before 4.1.6 on the x8664 platform mishandles IRET faults in processing NMIs that occurred during userspace execution, which might allow local users to gain privileges by triggering an NMI...

Debian Security Advisory DSA 3313-1 (linux - security update)

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation or denial of service. CVE-2015-3290 Andy Lutomirski discovered that the Linux kernel does not properly handle nested NMIs. A local, unprivileged user could use this flaw for privilege...

CVE-2011-2693

The perf subsystem in the kernel package 2.6.32-122.el6.x8664 in Red Hat Enterprise Linux RHEL 6 does not properly handle NMIs, which might allow local users to cause a denial of service excessive log messages via unspecified vectors...