USN-5013-2 systemd vulnerabilities

USN-5013-1 fixed several vulnerabilities in systemd. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that systemd incorrectly handled certain mount paths. A local attacker could possibly use this issue to cause systemd to crash,...

USN-5013-1 systemd vulnerabilities

It was discovered that systemd incorrectly handled certain mount paths. A local attacker could possibly use this issue to cause systemd to crash, resulting in a denial of service. CVE-2021-33910 Mitchell Frank discovered that systemd incorrectly handled DHCP FORCERENEW packets. A remote attacker...

Systemd security vulnerabilities

systemd is a Linux-based system and service manager from the individual developer Lennart Poettering in Germany. The product is compatible with SysV and LSB startup scripts and provides a framework for representing dependencies between system services. A security vulnerability exists in systemd...

runc through 1.0.0-rc8 as used in Docker through 19.03.2-ce and other products allows AppArmor restriction bypass because libcontainer/rootfs_linux.go incorrectly checks mount targets and thus a malicious Docker image can mount over a /proc directory.

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CVE-2021-32741

Nextcloud Server is a Nextcloud package that handles data storage. In versions prior to 19.0.13, 20.011, and 21.0.3, there was a lack of ratelimiting on the public share link mount endpoint. This may have allowed an attacker to enumerate potentially valid share tokens. The issue was fixed in...

CVE-2021-32741

Nextcloud Server is a Nextcloud package that handles data storage. In versions prior to 19.0.13, 20.011, and 21.0.3, there was a lack of ratelimiting on the public share link mount endpoint. This may have allowed an attacker to enumerate potentially valid share tokens. The issue was fixed in...

CVE-2021-32741 Lack of ratelimit on public share link mount endpoint

Nextcloud Server is a Nextcloud package that handles data storage. In versions prior to 19.0.13, 20.011, and 21.0.3, there was a lack of ratelimiting on the public share link mount endpoint. This may have allowed an attacker to enumerate potentially valid share tokens. The issue was fixed in...

PT-2021-19898

Name of the Vulnerable Software and Affected Versions Nextcloud Server versions prior to 19.0.13 Nextcloud Server versions prior to 20.0.11 Nextcloud Server versions prior to 21.0.3 Description The issue is related to a lack of ratelimiting on the public share link mount endpoint, which may have...

CVE-2021-32741: Improper Control of Interaction Frequency

Nextcloud Server is a Nextcloud package that handles data storage. In versions prior to 19.0.13, 20.011, and 21.0.3, there was a lack of ratelimiting on the public share link mount endpoint. This may have allowed an attacker to enumerate potentially valid share tokens. The issue was fixed in...

runC: Container breakout

Background runC is a CLI tool for spawning and running containers according to the OCI specification. Description A vulnerability in runC could allow an attacker to achieve privilege escalation if specific mount configuration prerequisites are satisfied. Impact An attacker may be able to escalati...

PT-2024-11308 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to a NULL dereference in the cifs compose mount options function. The optional @ref parameter might contain a NULL node name, which could lead to a NULL dereferenc...

systemd bug fix and enhancement update

The systemd packages contain systemd, a system and service manager for Linux, compatible with the SysV and LSB init scripts. It provides aggressive parallelism capabilities, uses socket and D-Bus activation for starting services, offers on-demand starting of daemons, and keeps track of processes...

runc: vulnerable to symlink exchange attack

The runc package is vulnerable to a symlink exchange attack whereby an attacker can request a seemingly innocuous container configuration that results in the host filesystem being bind-mounted into the container. The highest threat from this vulnerability is to data confidentiality and integrity ...

runc: vulnerable to symlink exchange attack

The runc package is vulnerable to a symlink exchange attack whereby an attacker can request a seemingly innocuous container configuration that results in the host filesystem being bind-mounted into the container. The highest threat from this vulnerability is to data confidentiality and integrity ...

SUSE: Security Advisory (SUSE-SU-2012:0348-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

SUSE: Security Advisory (SUSE-SU-2020:0376-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

runc: vulnerable to symlink exchange attack

The runc package is vulnerable to a symlink exchange attack whereby an attacker can request a seemingly innocuous container configuration that results in the host filesystem being bind-mounted into the container. The highest threat from this vulnerability is to data confidentiality and integrity ...

opencontainers runc contains procfs race condition with a shared volume mount

Impact By crafting a malicious root filesystem with /proc being a symlink to a directory which was inside a volume shared with another running container, an attacker in control of both containers can trick runc into not correctly configuring the container's security labels and not correctly maski...

DEBIAN-CVE-2021-30465

runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal. To exploit the vulnerability, an attacker must be able to create multiple containers with a fairly specific mount configuration. The problem occurs via a symlink-exchange attack that relies on a race condition...

CVE-2021-30465

runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal. To exploit the vulnerability, an attacker must be able to create multiple containers with a fairly specific mount configuration. The problem occurs via a symlink-exchange attack that relies on a race condition...