RLSA-2020:1379 Important: container-tools:rhel8 security and bug fix update

The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc. Security Fixes: QEMU: Slirp: potential OOB access due to unsafe snprintf usages CVE-2020-8608 For more details about the security issues, including the impact, a CVSS score,...

EulerOS Virtualization for ARM 64 3.0.1.0 : kernel (EulerOS-SA-2019-1521)

According to the versions of the kernel packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - The NFSv2 and NFSv3 server implementations in the Linux kernel through 4.10.13 lacked certain checks for the end of a...

Race condition

Debian tmpreaper version 1.6.13+nmu1 has a race condition when doing a bind mount via rename which could result in local privilege escalation. Mounting via rename could potentially lead to a file being placed elsewhereon the filesystem hierarchy e.g. /etc/cron.d/ if the directory being cleaned up...

CVE-2019-3461

Debian tmpreaper version 1.6.13+nmu1 has a race condition when doing a bind mount via rename which could result in local privilege escalation. Mounting via rename could potentially lead to a file being placed elsewhereon the filesystem hierarchy e.g. /etc/cron.d/ if the directory being cleaned up...

DEBIAN-CVE-2016-6213

fs/namespace.c in the Linux kernel before 4.9 does not restrict how many mounts may exist in a mount namespace, which allows local users to cause a denial of service memory consumption and deadlock via MSBIND mount system calls, as demonstrated by a loop that triggers exponential growth in the...

SUSE-SU-2016:2553-1 Security update for kdump

This update for kdump provides several fixes and enhancements: - Refresh kdumprd if /etc/hosts or /etc/nsswitch.conf is changed. bsc943214 - Add a separate systemd service to rebuild kdumprd at boot. bsc943214 - Improve network setup in the kdump environment by reading configuration from wicked b...

ubuntu-core-launcher package information disclosure vulnerability

Ubuntu is a desktop-oriented GNU/Linux operating system developed by Canonical and the Ubuntu Foundation. ubuntu-core-launcher package is a core application package for launching Ubuntu. A security vulnerability exists in the 'setupsnappyosmounts' function in the ubuntu-core-launcher package prio...

USN-2956-1 ubuntu-core-launcher vulnerability

Zygmunt Krynicki discovered that ubuntu-core-launcher did not properly sanitize its input and contained a logic error when determining the mountpoint of bind mounts when using snaps on Ubuntu classic systems eg, traditional desktop and server. If a user were tricked into installing a malicious sn...

UBUNTU-CVE-2016-1580

The setupsnappyosmounts function in the ubuntu-core-launcher package before 1.0.27.1 improperly determines the mount point of bind mounts when using snaps, which might allow remote attackers to obtain sensitive information or gain privileges via a snap with a name starting with "ubuntu-core."...

CentOS Update for kernel CESA-2015:2636 centos6

Check the version of kernel 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 scriptoid"1.3.6.1.4.1.25623.1.0.882342";...

Kernel: vfs: Do not allow escaping from bind mounts

A flaw was found in the way the Linux kernel's file system implementation handled rename operations in which the source was inside and the destination was outside of a bind mount. A privileged user inside a container could use this flaw to escape the bind mount and, potentially, escalate their...

RHEL 7 : kernel (RHSA-2015:2152)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2015:2152 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. A flaw was found in the way the Linux kernel's file...

Kernel: vfs: Do not allow escaping from bind mounts

A flaw was found in the way the Linux kernel's file system implementation handled rename operations in which the source was inside and the destination was outside of a bind mount. A privileged user inside a container could use this flaw to escape the bind mount and, potentially, escalate their...

Design/Logic Flaw

The prependpath function in fs/dcache.c in the Linux kernel before 4.2.4 does not properly handle rename actions inside a bind mount, which allows local users to bypass an intended container protection mechanism by renaming a directory, related to a "double-chroot attack."...

CVE-2015-2925

The prependpath function in fs/dcache.c in the Linux kernel before 4.2.4 does not properly handle rename actions inside a bind mount, which allows local users to bypass an intended container protection mechanism by renaming a directory, related to a "double-chroot attack."...

CVE-2015-2925

The prependpath function in fs/dcache.c in the Linux kernel before 4.2.4 does not properly handle rename actions inside a bind mount, which allows local users to bypass an intended container protection mechanism by renaming a directory, related to a "double-chroot attack."...

USN-2798-1 Linux kernel vulnerability | Cloud Foundry

USN-2798-1 Linux kernel vulnerability Medium Vendor Vivid Versions Affected Ubuntu 14.04 Description 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...

Ubuntu 12.04 LTS : linux-lts-trusty vulnerabilities (USN-2795-1)

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...

Ubuntu: Security Advisory (USN-2794-1)

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 vulnerabilities (USN-2792-1)

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. CVE-2015-7613 It was discovered that the Lin...