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CVE-2020-25467

Published: 10 June 2021

A null pointer dereference was discovered lzo_decompress_buf in stream.c in Irzip 0.621 which allows an attacker to cause a denial of service (DOS) via a crafted compressed file.

Priority

Low

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
lrzip
Launchpad, Ubuntu, Debian
bionic
Released (0.631-1+deb9u3build0.18.04.1)
focal
Released (0.631+git180528-1+deb10u1build0.20.04.1)
groovy Ignored
(end of life)
hirsute Ignored
(end of life)
impish Ignored
(end of life)
jammy Not vulnerable
(0.651-2)
kinetic Not vulnerable
(0.651-2)
lunar Ignored
(end of life, was needs-triage)
mantic Ignored
(end of life, was needs-triage)
noble Needs triage

trusty
Released (0.616-1ubuntu0.1~esm2)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream Needs triage

xenial
Released (0.621-1ubuntu0.1~esm2)
Available with Ubuntu Pro

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H