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CVE-2022-47021

Published: 20 January 2023

A null pointer dereference issue was discovered in functions op_get_data and op_open1 in opusfile.c in xiph opusfile 0.9 thru 0.12 allows attackers to cause denial of service or other unspecified impacts.

Priority

Medium

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
opusfile
Launchpad, Ubuntu, Debian
kinetic Ignored
(end of life, was needed)
trusty Does not exist

upstream
Released (0.12-4)
xenial
Released (0.7-1ubuntu0.1~esm1)
Available with Ubuntu Pro
focal
Released (0.9+20170913-1ubuntu0.20.04.1~esm1)
Available with Ubuntu Pro
lunar Not vulnerable
(0.12-4)
bionic
Released (0.9+20170913-1ubuntu0.18.04.1~esm1)
Available with Ubuntu Pro
jammy
Released (0.9+20170913-1.1ubuntu0.1~esm1)
Available with Ubuntu Pro
mantic Not vulnerable
(0.12-4)
Patches:
upstream: https://github.com/xiph/opusfile/commit/0a4cd796df5b030cb866f3f4a5e41a4b92caddf5

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H