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Ubuntu Security Notice USN-5583-1

Ubuntu Security Notice 5583-1 - It was discovered that systemd incorrectly handled certain DNS requests, which leads to user-after-free vulnerability. An attacker could possibly use this issue to cause a crash or execute arbitrary code.

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==========================================================================Ubuntu Security Notice USN-5583-1August 29, 2022systemd vulnerability==========================================================================A security issue affects these releases of Ubuntu and its derivatives:- Ubuntu 18.04 LTSSummary:systemd could be made to crash or run programs if it received speciallycrafted DNS request.Software Description:- systemd: system and service managerDetails:It was discovered that systemd incorrectly handled certain DNS requests,which leads to user-after-free vulnerability. An attacker could possibly usethis issue to cause a crash or execute arbitrary code. (CVE-2022-2526)Update instructions:The problem can be corrected by updating your system to the followingpackage versions:Ubuntu 18.04 LTS:  systemd                         237-3ubuntu10.54In general, a standard system update will make all the necessary changes.References:  https://ubuntu.com/security/notices/USN-5583-1  CVE-2022-2526Package Information:  https://launchpad.net/ubuntu/+source/systemd/237-3ubuntu10.54

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Red Hat Security Advisory 2022-6161-01

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RHSA-2022:6162: Red Hat Security Advisory: systemd security update

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