USN-2642-2: Linux kernel (Trusty HWE) regression

The Fix for CVE-2015-1328 introduced a regression into the Linux kernel's overlayfs file system. The removal of a directory that only exists on the lower layer results in a kernel panic. We apologize for the inconvenience. Original advisory details: Philip Pettersson discovered a privilege...

USN-2641-2: Linux kernel (OMAP4) regression

The Fix for CVE-2015-1328 introduced a regression into the Linux kernel's overlayfs file system. The removal of a directory that only exists on the lower layer results in a kernel panic. We apologize for the inconvenience. Original advisory details: Philip Pettersson discovered a privilege...

USN-2640-2: Linux kernel regression

The Fix for CVE-2015-1328 introduced a regression into the Linux kernel's overlayfs file system. The removal of a directory that only exists on the lower layer results in a kernel panic. We apologize for the inconvenience. Original advisory details: Philip Pettersson discovered a privilege...

Ubuntu 12.04 / 14.04 / 14.10 / 15.04 overlayfs Local Root Exploit

The overlayfs filesystem does not correctly check file permissions when creating new files in the upper filesystem directory. This can be exploited by an unprivileged process in kernels with CONFIGUSERNS=y and where overlayfs has the FSUSERNSMOUNT flag, which allows the mounting of overlayfs insi...

CVE-2015-1323

The simulate dbus method in aptdaemon before 1.1.1+bzr982-0ubuntu3.1 as packaged in Ubuntu 15.04, before 1.1.1+bzr980-0ubuntu1.1 as packaged in Ubuntu 14.10, before 1.1.1-1ubuntu5.2 as packaged in Ubuntu 14.04 LTS, before 0.43+bzr805-0ubuntu10 as packaged in Ubuntu 12.04 LTS allows local users to...

Ubuntu 12.04 / 14.04 / 14.10 / 15.04 overlayfs Local Root

The overlayfs filesystem does not correctly check file permissions when creating new files in the upper filesystem directory. This can be exploited by an unprivileged process in kernels with CONFIGUSERNS=y and where overlayfs has the FSUSERNSMOUNT flag, which allows the mounting of overlayfs insi...

Linux Kernel 3.13.0 < 3.19 (Ubuntu 12.04/14.04/14.10/15.04) - 'overlayfs' Local Privilege Escalation

/ Exploit Title: ofs.c - overlayfs local root in ubuntu Date: 2015-06-15 Exploit Author: rebel Version: Ubuntu 12.04, 14.04, 14.10, 15.04 Kernels before 2015-06-15 Tested on: Ubuntu 12.04, 14.04, 14.10, 15.04 CVE : CVE-2015-1328...

USN-2642-1: Linux kernel (Trusty HWE) 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-2641-1: Linux kernel (OMAP4) 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-2640-1: 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-2630-1] QEMU vulnerabilities

========================================================================== Ubuntu Security Notice USN-2630-1 June 10, 2015 qemu, qemu-kvm vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivative...

Ubuntu 12.04 LTS : linux-lts-trusty vulnerabilities (USN-2633-1)

Wen Xu discovered a use-after-free flaw in the Linux kernel's ipv4 ping support. A local user could exploit this flaw to cause a denial of service system crash or gain administrative privileges on the system. CVE-2015-3636 A memory corruption flaw was discovered in the Linux kernel's scsi...

Ubuntu: Security Advisory (USN-2629-1)

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...

USN-2633-1: Linux kernel (Trusty HWE) vulnerabilities

Wen Xu discovered a use-after-free flaw in the Linux kernel's ipv4 ping support. A local user could exploit this flaw to cause a denial of service system crash or gain administrative privileges on the system. CVE-2015-3636 A memory corruption flaw was discovered in the Linux kernel's scsi...

USN-2632-1: Linux kernel (OMAP4) vulnerabilities

Jan Beulich discovered the Xen virtual machine subsystem of the Linux kernel did not properly restrict access to PCI command registers. A local guest user could exploit this flaw to cause a denial of service host crash. CVE-2015-2150 A privilege escalation was discovered in the fork syscall via t...

USN-2631-1: Linux kernel vulnerabilities

Jan Beulich discovered the Xen virtual machine subsystem of the Linux kernel did not properly restrict access to PCI command registers. A local guest user could exploit this flaw to cause a denial of service host crash. CVE-2015-2150 A privilege escalation was discovered in the fork syscall via t...

Ubuntu: Security Advisory (USN-2608-1)

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: Security Advisory (USN-2606-1)

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: Security Advisory (USN-2621-1)

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: Security Advisory (USN-2619-1)

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...