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LIN1021-864 : Security Advisory - systemd - CVE-2021-33910

Created: Jul 20, 2021    Updated: Nov 23, 2021
Resolved Date: Nov 23, 2021
Found In Version: 10.21.20.1
Fix Version: 10.21.20.7
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Userspace

Description

basic/unit-name.c in systemd 220 through 248 has a Memory Allocation with an Excessive Size Value (involving strdupa and alloca for a pathname controlled by a local attacker) that results in an operating system crash.

CREATE(Triage):(User=admin) [CVE-2021-33910|https://nvd.nist.gov/vuln/detail/CVE-2021-33910]

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