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Debian DSA-4850-1 : libzstd - security update

high Nessus Plugin ID 146389

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Synopsis

The remote Debian host is missing a security-related update.

Description

It was discovered that zstd, a compression utility, temporarily exposed a world-readable version of its input even if the original file had restrictive permissions.

Solution

Upgrade the libzstd packages.

For the stable distribution (buster), this problem has been fixed in version 1.3.8+dfsg-3+deb10u1.

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=981404

https://security-tracker.debian.org/tracker/source-package/libzstd

https://packages.debian.org/source/buster/libzstd

https://www.debian.org/security/2021/dsa-4850

Plugin Details

Severity: High

ID: 146389

File Name: debian_DSA-4850.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2/11/2021

Updated: 2/11/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libzstd, cpe:/o:debian:debian_linux:10.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Patch Publication Date: 2/10/2021

Vulnerability Publication Date: 2/10/2021

Reference Information

DSA: 4850