CVE-2021-44716

Published: 1 January 2022

net/http in Go before 1.16.12 and 1.17.x before 1.17.5 allows uncontrolled memory consumption in the header canonicalization cache via HTTP/2 requests.

Notes

Author	Note
alexmurray	google-guest-agent contains a vendored copy of golang-golang-x-net
mdeslaur	google-guest-agent doesn't start a http server except in tests

Priority

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package	Release	Status
golang-1.11 Launchpad, Ubuntu, Debian	bionic	Does not exist
	focal	Does not exist
	hirsute	Does not exist
	impish	Does not exist
	jammy	Does not exist
	kinetic	Does not exist
	lunar	Does not exist
	mantic	Does not exist
	trusty	Ignored (end of standard support)
	upstream	Needs triage
	xenial	Ignored (end of standard support)
golang-1.15 Launchpad, Ubuntu, Debian	bionic	Does not exist
	focal	Does not exist
	hirsute	Ignored (end of life)
	impish	Ignored (end of life)
	trusty	Ignored (end of standard support)
	upstream	Needs triage
	xenial	Ignored (end of standard support)
golang-1.17 Launchpad, Ubuntu, Debian	bionic	Does not exist
	focal	Does not exist
	hirsute	Does not exist
	impish	Ignored (end of life)
	jammy	Needed
	kinetic	Does not exist
	lunar	Does not exist
	mantic	Does not exist
	trusty	Ignored (end of standard support)
	upstream	Released (1.17.5-1)
	xenial	Ignored (end of standard support)
golang-1.7 Launchpad, Ubuntu, Debian	bionic	Does not exist
	focal	Does not exist
	hirsute	Does not exist
	impish	Does not exist
	jammy	Does not exist
	kinetic	Does not exist
	lunar	Does not exist
	mantic	Does not exist
	trusty	Ignored (end of standard support)
	upstream	Needs triage
	xenial	Ignored (end of standard support)
golang-1.8 Launchpad, Ubuntu, Debian	bionic	Needed
	focal	Does not exist
	hirsute	Does not exist
	impish	Does not exist
	jammy	Does not exist
	kinetic	Does not exist
	lunar	Does not exist
	mantic	Does not exist
	trusty	Ignored (end of standard support)
	upstream	Needs triage
	xenial	Ignored (end of standard support)
golang-golang-x-net Launchpad, Ubuntu, Debian	bionic	Does not exist
	focal	Does not exist
	hirsute	Ignored (end of life)
	impish	Ignored (end of life)
	jammy	Not vulnerable (1:0.0+git20211209.491a49a+dfsg-1)
	kinetic	Not vulnerable (1:0.0+git20220728.c7608f3+dfsg-2)
	lunar	Not vulnerable (1:0.7.0+dfsg-1)
	mantic	Not vulnerable (1:0.7.0+dfsg-1)
	trusty	Does not exist
	upstream	Needs triage
	xenial	Does not exist
golang-golang-x-net-dev Launchpad, Ubuntu, Debian	bionic	Needed
	focal	Needed
	hirsute	Does not exist
	impish	Does not exist
	jammy	Does not exist
	kinetic	Does not exist
	lunar	Does not exist
	mantic	Does not exist
	trusty	Ignored (end of standard support)
	upstream	Needs triage
	xenial	Needs triage
google-guest-agent Launchpad, Ubuntu, Debian	bionic	Needed
	focal	Released (20231004.02-0ubuntu1~20.04.3)
	hirsute	Ignored (end of life)
	impish	Ignored (end of life)
	jammy	Released (20231004.02-0ubuntu1~22.04.3)
	kinetic	Ignored (end of life, was needed)
	lunar	Ignored (end of life, was needed)
	mantic	Released (20230426.00-0ubuntu2)
	trusty	Does not exist
	upstream	Needs triage
	xenial	Needed

Severity score breakdown

Parameter	Value
Base score	7.5
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

References

Bugs

https://github.com/golang/go/issues/50058

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