Linux · 
Ubuntu · Package update · December 14, 2020
Ubuntu · Package update · December 14, 2020firefox 84.0+build3-0ubuntu0.18.04.1: firefox 84.0+build3-0ubuntu0.18.04.1 for Ubuntu 18.04.6 LTS (bionic)
firefox 84.0+build3-0ubuntu0.18.04.1, released December 14, 2020, fixes 11 CVEs in firefox. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.
HighUnsupported product
CVEs closed
11
None rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0190
79th percentile
Priority of the 11 CVEs
Patch now 0
Urgent 0
High 6
Routine 5
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| firefox | Ubuntu 18.04.6 LTS (bionic) | 84.0+build3-0ubuntu0.18.04.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2020-26971 | Firefox ESR and 2 others: Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow… | 8.8 | 0.0190 | None reported |
| High | CVE-2020-26973 | Firefox ESR and 2 others: Certain input to the CSS Sanitizer confused it, resulting in incorrect components being removed. | 8.8 | 0.0162 | None reported |
| High | CVE-2020-35113 | Firefox ESR and 2 others: Mozilla developers reported memory safety bugs present in Firefox 83 and Firefox ESR 78.5. | 8.8 | 0.0157 | None reported |
| High | CVE-2020-26974 | Firefox ESR and 2 others: When flex-basis was used on a table wrapper, a StyleGenericFlexBasis object could have been incorrectly… | 8.8 | 0.0153 | None reported |
| High | CVE-2020-26972 | Firefox ESR and 1 other: The lifecycle of IPC Actors allows managed actors to outlive their manager actors; and the former must… | 9.8 | 0.0131 | None reported |
| High | CVE-2020-35114 | Firefox ESR and 1 other: Mozilla developers reported memory safety bugs present in Firefox 83. | 8.8 | 0.0105 | None reported |
| Routine | CVE-2020-26976 | Firefox ESR and 1 other: When a HTTPS pages was embedded in a HTTP page, and there was a service worker registered for the former,… | 6.5 | 0.0164 | None reported |
| Routine | CVE-2020-35111 | Firefox ESR and 2 others: When an extension with the proxy permission registered to receive <all_urls>, the proxy.onRequest callback… | 4.3 | 0.0143 | None reported |
| Routine | CVE-2020-26978 | Firefox ESR and 2 others: Using techniques that built on the slipstream research, a malicious webpage could have exposed both an… | 6.1 | 0.0133 | None reported |
| Routine | CVE-2020-16042 | firefox: ELSA-2020-5562-1: firefox security update (IMPORTANT) | 6.5 | 0.0111 | None reported |
| Routine | CVE-2020-26979 | Firefox ESR and 1 other: When a user typed a URL in the address bar or the search bar and quickly hit the enter key, a website… | 6.1 | 0.0073 | None reported |
Showing 1 to 11 of 11
1
Patch Radar data is free to use with attribution. Terms and how to credit it.
Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.