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CVE-2017-7811

Published: 2 October 2017

Memory safety bugs were reported in Firefox 55. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 56.

Notes

AuthorNote
tyhicks
mozjs contains a copy of the SpiderMonkey JavaScript engine

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
artful
Released (56.0+build6-0ubuntu1)
bionic
Released (56.0+build6-0ubuntu1)
cosmic
Released (56.0+build6-0ubuntu1)
disco
Released (56.0+build6-0ubuntu1)
eoan
Released (56.0+build6-0ubuntu1)
focal
Released (56.0+build6-0ubuntu1)
groovy
Released (56.0+build6-0ubuntu1)
hirsute
Released (56.0+build6-0ubuntu1)
impish
Released (56.0+build6-0ubuntu1)
jammy
Released (56.0+build6-0ubuntu1)
kinetic
Released (56.0+build6-0ubuntu1)
lunar
Released (56.0+build6-0ubuntu1)
mantic
Released (56.0+build6-0ubuntu1)
noble
Released (56.0+build6-0ubuntu1)
trusty
Released (56.0+build6-0ubuntu0.14.04.1)
upstream
Released (56.0)
xenial
Released (56.0+build6-0ubuntu0.16.04.1)
zesty
Released (56.0+build6-0ubuntu0.17.04.1)
mozjs38
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Needs triage

cosmic Does not exist

disco Does not exist

eoan Does not exist

focal Does not exist

groovy 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

noble Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

zesty Ignored
(end of life)
mozjs52
Launchpad, Ubuntu, Debian
artful Not vulnerable

bionic Not vulnerable

cosmic Not vulnerable

disco Not vulnerable

eoan Not vulnerable

focal Not vulnerable

groovy Not vulnerable

hirsute Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

noble Does not exist

trusty Does not exist

upstream Not vulnerable

xenial Does not exist

zesty Does not exist

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H