Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

CVE-2021-41771

Publication date 8 November 2021

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

ImportedSymbols in debug/macho (for Open or OpenFat) in Go before 1.16.10 and 1.17.x before 1.17.3 Accesses a Memory Location After the End of a Buffer, aka an out-of-bounds slice situation.

Read the notes from the security team

Status

Package Ubuntu Release Status
golang-1.11 16.04 LTS xenial Ignored
14.04 LTS trusty Ignored
golang-1.15 21.10 impish Ignored
21.04 hirsute Ignored
16.04 LTS xenial Ignored
14.04 LTS trusty Ignored
golang-1.16 24.04 LTS noble Not in release
23.10 mantic Not in release
23.04 lunar Not in release
22.10 kinetic Not in release
22.04 LTS jammy Not in release
21.10 impish Ignored
21.04 hirsute Ignored
20.04 LTS focal
Needs evaluation
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial Ignored
14.04 LTS trusty Ignored
golang-1.17 24.04 LTS noble Not in release
23.10 mantic Not in release
23.04 lunar Not in release
22.10 kinetic Not in release
22.04 LTS jammy
Needs evaluation
21.10 impish Ignored
16.04 LTS xenial Ignored
14.04 LTS trusty Ignored
golang-1.7 16.04 LTS xenial Ignored
14.04 LTS trusty Ignored
golang-1.8 18.04 LTS bionic
Needs evaluation
16.04 LTS xenial Ignored
14.04 LTS trusty Ignored

Notes

alexmurray

No other packages in the Ubuntu archive appear to call File.ImportedSymbols() at all let alone on arbitrary input files so setting the priority of this CVE to low.

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H