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CVE-2020-28852

Published: 2 January 2021

In x/text in Go before v0.3.5, a "slice bounds out of range" panic occurs in language.ParseAcceptLanguage while processing a BCP 47 tag. (x/text/language is supposed to be able to parse an HTTP Accept-Language header.)

Notes

AuthorNote
alexmurray
google-guest-agent contains a vendored copy of golang-golang-x-text

Priority

Low

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
google-guest-agent
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code not present)
groovy Not vulnerable
(code not present)
hirsute Not vulnerable
(code not present)
impish Not vulnerable
(code not present)
focal Not vulnerable
(code not present)
xenial Needs triage

jammy Not vulnerable
(code not present)
kinetic Not vulnerable
(code not present)
lunar Not vulnerable
(code not present)
trusty Does not exist

upstream Needs triage

mantic Not vulnerable
(code not present)
golang-x-text
Launchpad, Ubuntu, Debian
impish Does not exist

xenial Needed

bionic
Released (0.0~git20170627.0.6353ef0-1ubuntu2.1)
focal Needed

groovy Ignored
(end of life)
hirsute Ignored
(end of life)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

mantic Does not exist

golang-golang-x-text
Launchpad, Ubuntu, Debian
upstream
Released (0.3.5)
bionic Does not exist

focal
Released (0.3.2-4ubuntu0.1)
groovy Ignored
(end of life)
hirsute
Released (0.3.5-1)
impish Not vulnerable
(0.3.5-1)
jammy Not vulnerable
(0.3.5-1)
kinetic Not vulnerable
(0.3.5-1)
lunar Not vulnerable
(0.3.5-1)
trusty Does not exist

xenial Does not exist

mantic Not vulnerable
(0.3.5-1)
Patches:
upstream: https://github.com/golang/text/commit/4482a914f52311356f6f4b7a695d4075ca22c0c6 (v0.3.5)

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