Unbreakable Enterprise kernel security update

4.1.12-124.16.2 - netlink: add a start callback for starting a netlink dump Tom Herbert Orabug: 27169581 CVE-2017-16939 - ipsec: Fix aborted xfrm policy dump crash Herbert Xu Orabug: 27169581 CVE-2017-16939...

Virtuozzo 7 : readykernel-patch (VZA-2018-038)

According to the version of the vzkernel package and the readykernel-patch installed, the Virtuozzo installation on the remote host is affected by the following vulnerabilities : - Linux kernel before version 4.16-rc7 is vulnerable to a null pointer dereference in dccpwritexmit function in...

Amazon Linux 2 : kernel (ALAS-2018-1023)

A weakness was found in the Linux kernel's implementation of random seed data. Programs, early in the boot sequence, could use the data allocated for the seed before it was sufficiently generated. CVE-2018-1108 A flaw was found in the way the Linux kernel handled exceptions delivered after a stac...

Ubuntu: Security Advisory (USN-3657-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2018 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 16.04 LTS : Linux kernel (HWE) vulnerabilities (USN-3653-2)

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-3653-2 advisory. USN-3653-1 fixed vulnerabilities and added mitigations in the Linux kernel for Ubuntu 17.10. This update provides the corresponding updates for the Linux...

Ubuntu 14.04 LTS : Linux kernel vulnerabilities (USN-3655-1)

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-3655-1 advisory. Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a...

Ubuntu 17.10 : Linux kernel (Raspberry Pi 2) vulnerabilities (USN-3657-1)

It was discovered that the netlink subsystem in the Linux kernel did not properly restrict observations of netlink messages to the appropriate net namespace. A local attacker could use this to expose sensitive information kernel netlink traffic. CVE-2017-17449 Tuba Yavuz discovered that a...

Ubuntu 17.10 : Linux kernel vulnerabilities (USN-3653-1) (Spectre)

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memor...

USN-3657-1: Linux kernel (Raspberry Pi 2) vulnerabilities

It was discovered that the netlink subsystem in the Linux kernel did not properly restrict observations of netlink messages to the appropriate net namespace. A local attacker could use this to expose sensitive information kernel netlink traffic. CVE-2017-17449 Tuba Yavuz discovered that a...

USN-3655-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3655-1 fixed vulnerabilities and added mitigations 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. Jann Horn and Ken Johnson discovered that microprocessors...

USN-3655-1: Linux kernel vulnerabilities

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memor...

USN-3655-1 linux vulnerabilities

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memor...

USN-3653-2 linux-hwe, linux-azure, linux-gcp, linux-oem vulnerabilities

USN-3653-1 fixed vulnerabilities and added mitigations 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. Jann Horn and Ken Johnson discovered that microprocessors utilizing...

USN-3653-2: Linux kernel (HWE) vulnerabilities

USN-3653-1 fixed vulnerabilities and added mitigations 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. Jann Horn and Ken Johnson discovered that microprocessors utilizing...

USN-3653-1: Linux kernel vulnerabilities

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memor...

Ubuntu: Security Advisory (USN-3655-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2018 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...

Unbreakable Enterprise kernel security update

4.1.12-124.15.1 - netfilter: nfnetlinkcthelper: Add missing permission checks Kevin Cernekee Orabug: 27260771 CVE-2017-17448 - netlink: Add netns check on taps Kevin Cernekee Orabug: 27260799 CVE-2017-17449 - KVM: Fix stack-out-of-bounds read in writemmio Wanpeng Li Orabug: 27290606 CVE-2017-1774...

Virtuozzo 7 : readykernel-patch (VZA-2018-026)

According to the version of the vzkernel package and the readykernel-patch installed, the Virtuozzo installation on the remote host is affected by the following vulnerabilities : - It was discovered that nfnlcthelperlist structure was accessible to any user with CAPNETADMIN capability in a networ...

Kernel: ipsec: xfrm: use-after-free leading to potential privilege escalation

The Linux kernel is vulerable to a use-after-free flaw when Transformation User configuration interfaceCONFIGXFRMUSER compile-time configuration were enabled. This vulnerability occurs while closing a xfrm netlink socket in xfrmdumppolicydone. A user/process could abuse this flaw to potentially...

Kernel: ipsec: xfrm: use-after-free leading to potential privilege escalation

The Linux kernel is vulerable to a use-after-free flaw when Transformation User configuration interfaceCONFIGXFRMUSER compile-time configuration were enabled. This vulnerability occurs while closing a xfrm netlink socket in xfrmdumppolicydone. A user/process could abuse this flaw to potentially...