CVE-2019-3842

In systemd before v242-rc4, it was discovered that pamsystemd does not properly sanitize the environment before using the XDGSEAT variable. It is possible for an attacker, in some particular configurations, to set a XDGSEAT environment variable which allows for commands to be checked against polk...

USN-3938-1 systemd vulnerability

Jann Horn discovered that pamsystemd created logind sessions using some parameters from the environment. A local attacker could exploit this in order to spoof the active session and gain additional PolicyKit privileges...

DEBIAN-CVE-2019-6454

An issue was discovered in sd-bus in systemd 239. busprocessobject in libsystemd/sd-bus/bus-objects.c allocates a variable-length stack buffer for temporarily storing the object path of incoming D-Bus messages. An unprivileged local user can exploit this by sending a specially crafted message to...

systemd: Insufficient input validation in bus_process_object() resulting in PID 1 crash

It was discovered that systemd allocates a buffer large enough to store the path field of a dbus message without performing enough checks. A local attacker may trigger this flaw by sending a dbus message to systemd with a large path making systemd crash or possibly elevating his privileges...

USN-3891-1 systemd vulnerability

It was discovered that systemd incorrectly handled certain D-Bus messages. A local unprivileged attacker could exploit this in order to crash the init process, resulting in a system denial-of-service kernel panic...

PT-2022-4312 · Systemd +7 · Systemd +7

Name of the Vulnerable Software and Affected Versions: systemd affected versions not specified Description: A use-after-free issue was found in systemd due to the on stream io function and dns stream complete function in 'resolved-dns-stream.c' not incrementing the reference counting for the...

The vulnerability of the systemd daemon in the Astra Linux operating system allows a hacker to circumvent the restrictions imposed by a given security policy.

The vulnerability of the systemd-based Astra Linux operating system is related to the absence of mandate-based integrity control during operations involving systemd. Exploiting this vulnerability allows an attacker to circumvent the restrictions imposed by the specified security policies...

Ubuntu 16.04 LTS / 18.04 LTS : systemd vulnerability (USN-3816-2)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-3816-2 advisory. USN-3816-1 fixed several vulnerabilities in systemd. However, the fix for CVE-2018-6954 was not sufficient. This update provides the remaining fixes. ...

The vulnerability of the dhcp6optionAppend_ia() function in the Systemd daemon allows a attacker to execute arbitrary code or cause a service failure.

The vulnerability of the dhcp6optionAppendia function in the Systemd daemon is due to incorrect checking of the temporary buffer size. Exploitation of this vulnerability may allow a remote attacker to execute arbitrary code or cause a service failure using a specially crafted packet sent to the...

systemd - 'reexec' State Injection

/ I am sending this bug report to Ubuntu, even though it's an upstream bug, as requested at https://github.com/systemd/systemd/blob/master/docs/CONTRIBUTING.mdsecurity-vulnerability-reports . When systemd re-executes e.g. during a package upgrade, state is serialized into a memfd before the execv...

CVE-2018-15686

A vulnerability in unitdeserialize of systemd allows an attacker to supply arbitrary state across systemd re-execution via NotifyAccess. This can be used to improperly influence systemd execution and possibly lead to root privilege escalation. Affected releases are systemd versions up to and...

CVE-2018-15687 systemd: chown_one() can dereference symlinks

A race condition in chownone of systemd allows an attacker to cause systemd to set arbitrary permissions on arbitrary files. Affected releases are systemd versions up to and including 239...

CVE-2018-15686 systemd: reexec state injection: fgets() on overlong lines leads to line splitting

A vulnerability in unitdeserialize of systemd allows an attacker to supply arbitrary state across systemd re-execution via NotifyAccess. This can be used to improperly influence systemd execution and possibly lead to root privilege escalation. Affected releases are systemd versions up to and...

Security Bulletin: IBM Security Access Manager Appliance is affected by a systemd vulnerability (CVE-2018-1049)

Summary IBM Security Access Manager Appliance has addressed the following vulnerability. Vulnerability Details CVEID: CVE-2018-1049 DESCRIPTION: Systemd is vulnerable to a denial of service, caused by a race condition between .mount and .automount units. A remote authenticated attacker could...

Oracle Linux 7 : systemd (ELSA-2018-0260)

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2018-0260 advisory. 219-42.0.2.7 - fix netdev is missing for iscsi entry in /etc/fstab Orabug: 25897792 [email protected] - set 'RemoveIPC=no' in logind.conf as default for OL7...

Systemd Denial of Service Vulnerability

systemd is a system and service manager for the Linux operating system. A denial of service vulnerability exists in systemd 223-235. The vulnerability arises because a remote DNS server can respond with a customized DNS NSEC resource record, which triggers an infinite loop in the...

The vulnerability of the Systemd daemon’s user name analysis service, which arises due to insufficient validation of input data, allows a perpetrator to execute the service with root privileges.

The vulnerability of the Systemd daemon’s user name analysis service exists due to insufficient validation of input data—it is not possible to correctly analyze strings that start with a number. Exploiting this vulnerability could allow a malicious actor, operating remotely, to execute the servic...

PT-2017-2827 · Systemd +1 · Systemd +1

Name of the Vulnerable Software and Affected Versions: systemd versions prior to v233 Description: The issue arises from insufficient input validation in the systemd daemon's username parsing functionality, specifically when encountering usernames that start with a numeric digit. This can lead to...

[ASA-201707-5] systemd: denial of service

Arch Linux Security Advisory ASA-201707-5 ========================================= Severity: Medium Date : 2017-07-04 CVE-ID : CVE-2017-9217 Package : systemd Type : denial of service Remote : Yes Link : https://security.archlinux.org/AVG-337 Summary ======= The package systemd before version...

Ubuntu 16.10 / 17.04 : systemd vulnerability (USN-3341-1)

An out-of-bounds write was discovered in systemd-resolved when handling specially crafted DNS responses. A remote attacker could potentially exploit this to cause a denial of service daemon crash or execute arbitrary code. CVE-2017-9445. Note that Tenable Network Security has extracted the...