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CVE-2020-27545

Published: 16 April 2023

libdwarf before 20201017 has a one-byte out-of-bounds read because of an invalid pointer dereference via an invalid line table in a crafted object.

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
dwarfutils
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

hirsute Not vulnerable
(20201201-1)
impish Not vulnerable

trusty Ignored
(end of standard support)
upstream
Released (20201201-1)
xenial Needs triage

kinetic Not vulnerable

lunar Not vulnerable

jammy Not vulnerable

mantic Not vulnerable

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H