CVE-2020-6805
Published: 11 March 2020
When removing data about an origin whose tab was recently closed, a use-after-free could occur in the Quota manager, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 68.6, Firefox < 74, Firefox < ESR68.6, and Firefox ESR < 68.6.
Priority
Medium
CVSS 3 base score: 8.8
Status
| Package | Release | Status |
|---|---|---|
|
firefox Launchpad, Ubuntu, Debian |
Upstream |
Released
(74.0)
|
| Ubuntu 21.10 (Impish Indri) |
Released
(74.0+build3-0ubuntu1)
|
|
| Ubuntu 21.04 (Hirsute Hippo) |
Released
(74.0+build3-0ubuntu1)
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Released
(74.0+build3-0ubuntu1)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(74.0+build3-0ubuntu0.18.04.1)
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Released
(74.0+build3-0ubuntu0.16.04.1)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
|
mozjs38 Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 21.10 (Impish Indri) |
Does not exist
|
|
| Ubuntu 21.04 (Hirsute Hippo) |
Does not exist
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Does not exist
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Needs triage
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Does not exist
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
|
mozjs52 Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 21.10 (Impish Indri) |
Does not exist
|
|
| Ubuntu 21.04 (Hirsute Hippo) |
Does not exist
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Needs triage
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Needs triage
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Does not exist
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
|
mozjs60 Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 21.10 (Impish Indri) |
Does not exist
|
|
| Ubuntu 21.04 (Hirsute Hippo) |
Does not exist
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Does not exist
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Does not exist
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Does not exist
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
|
thunderbird Launchpad, Ubuntu, Debian |
Upstream |
Released
(68.6.0)
|
| Ubuntu 21.10 (Impish Indri) |
Released
(1:68.6.0+build2-0ubuntu1)
|
|
| Ubuntu 21.04 (Hirsute Hippo) |
Released
(1:68.6.0+build2-0ubuntu1)
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Released
(1:68.6.0+build2-0ubuntu1)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Released
(1:68.7.0+build1-0ubuntu0.18.04.1)
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Released
(1:68.7.0+build1-0ubuntu0.16.04.2)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
Notes
| Author | Note |
|---|---|
| tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6805
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-09/#CVE-2020-6805
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-08/#CVE-2020-6805
- https://ubuntu.com/security/notices/USN-4299-1
- https://ubuntu.com/security/notices/USN-4328-1
- https://ubuntu.com/security/notices/USN-4335-1
- NVD
- Launchpad
- Debian