CVE-2017-7827
Publication date 15 November 2017
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
Memory safety bugs were reported in Firefox 56. 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 < 57.
Status
Package | Ubuntu Release | Status |
---|---|---|
firefox | 24.04 LTS noble |
Fixed 57.0.1+build2-0ubuntu1
|
22.04 LTS jammy |
Fixed 57.0.1+build2-0ubuntu1
|
|
20.04 LTS focal |
Fixed 57.0.1+build2-0ubuntu1
|
|
18.04 LTS bionic |
Fixed 57.0.1+build2-0ubuntu1
|
|
16.04 LTS xenial |
Fixed 57.0+build4-0ubuntu0.16.04.5
|
|
14.04 LTS trusty |
Fixed 57.0+build4-0ubuntu0.14.04.4
|
|
mozjs38 | 24.04 LTS noble | Not in release |
22.04 LTS jammy | Not in release | |
20.04 LTS focal | Not in release | |
18.04 LTS bionic | Ignored | |
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release | |
mozjs52 | 24.04 LTS noble | Not in release |
22.04 LTS jammy | Not in release | |
20.04 LTS focal |
Vulnerable, fix deferred
|
|
18.04 LTS bionic |
Vulnerable, fix deferred
|
|
16.04 LTS xenial | Not in release | |
14.04 LTS trusty | Not in release |
Notes
tyhicks
mozjs contains a copy of the SpiderMonkey JavaScript engine
chrisccoulson
This is not fixed in mozjs52, but it's unclear whether it is unaffected or just ignored as the bugs are still private. Specifically, the following need investigating: - https://bugzilla.mozilla.org/show_bug.cgi?id=1403646 (https://hg.mozilla.org/releases/mozilla-release/rev/2f1496c1455f) - https://bugzilla.mozilla.org/show_bug.cgi?id=1403716 (can't find a changeset referencing it) - https://bugzilla.mozilla.org/show_bug.cgi?id=1402876 (https://hg.mozilla.org/releases/mozilla-release/rev/f06912ba5bb7) - https://bugzilla.mozilla.org/show_bug.cgi?id=1384121 (https://hg.mozilla.org/releases/mozilla-release/rev/05f6da3339b3, https://hg.mozilla.org/releases/mozilla-release/rev/eab55565955d) - https://bugzilla.mozilla.org/show_bug.cgi?id=1384615 (can't find a changeset referencing it) - https://bugzilla.mozilla.org/show_bug.cgi?id=1339485 (can't find a changeset referencing it) - https://bugzilla.mozilla.org/show_bug.cgi?id=1361432 (can't find a changeset referencing it) - https://bugzilla.mozilla.org/show_bug.cgi?id=1386490 (can't find a changeset referencing it)
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.8 · Critical |
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 |
References
Related Ubuntu Security Notices (USN)
- USN-3477-1
- Firefox vulnerabilities
- 16 November 2017