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CVE-2021-27345

Published: 10 June 2021

A null pointer dereference was discovered in ucompthread in stream.c in Irzip 0.631 which allows attackers 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)
trusty Needed

xenial Not vulnerable
(code not present)
focal
Released (0.631+git180528-1+deb10u1build0.20.04.1)
upstream Needs triage

groovy Ignored
(end of life)
hirsute Ignored
(end of life)
jammy Not vulnerable
(0.651-2)
impish Ignored
(end of life)
kinetic Not vulnerable
(0.651-2)
lunar Not vulnerable
(0.651-2)
mantic Not vulnerable
(0.651-2)

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