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CVE-2020-26974
Medium prioritySome fixes available 21 of 33
When flex-basis was used on a table wrapper, a StyleGenericFlexBasis object could have been incorrectly cast to the wrong type. This resulted in a heap user-after-free, memory corruption, and a potentially exploitable crash. This...
7 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored | Not in release |
| mozjs52 | Not in release | Not in release | Ignored | Ignored | Not in release |
| mozjs60 | Not in release | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | Not in release | Not in release | Ignored | Not in release | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release | Not in release |
| thunderbird | Fixed | Fixed | Fixed | Fixed | Ignored |
CVE-2020-26973
Medium prioritySome fixes available 21 of 33
Certain input to the CSS Sanitizer confused it, resulting in incorrect components being removed. This could have been used as a sanitizer bypass. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.
7 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored | Not in release |
| mozjs52 | Not in release | Not in release | Ignored | Ignored | Not in release |
| mozjs60 | Not in release | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | Not in release | Not in release | Ignored | Not in release | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release | Not in release |
| thunderbird | Fixed | Fixed | Fixed | Fixed | Ignored |
CVE-2020-26971
Medium prioritySome fixes available 21 of 33
Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video drivers. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.
7 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored | Not in release |
| mozjs52 | Not in release | Not in release | Ignored | Ignored | Not in release |
| mozjs60 | Not in release | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | Not in release | Not in release | Ignored | Not in release | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release | Not in release |
| thunderbird | Fixed | Fixed | Fixed | Fixed | Ignored |
CVE-2020-16042
Medium priorityUninitialized Use in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page.
3 affected packages
chromium-browser, firefox, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| chromium-browser | — | Not affected | Not affected | Fixed | Fixed |
| firefox | — | Fixed | Fixed | Fixed | Fixed |
| thunderbird | — | Fixed | Fixed | Fixed | Ignored |
CVE-2020-26970
Medium priorityWhen reading SMTP server status codes, Thunderbird writes an integer value to a position on the stack that is intended to contain just one byte. Depending on processor architecture and stack layout, this leads to stack corruption...
1 affected packages
thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| thunderbird | — | Fixed | Fixed | Fixed | Ignored |
CVE-2020-26966
Low prioritySearching for a single word from the address bar caused an mDNS request to be sent on the local network searching for a hostname consisting of that string; resulting in an information leak. *Note: This issue only affected Windows...
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| firefox | Not affected | Not affected | Not affected | Not affected | Not affected |
| mozjs38 | Not in release | Not in release | Not in release | Ignored | Not in release |
| mozjs52 | Not in release | Not in release | Ignored | Ignored | Not in release |
| mozjs60 | Not in release | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | Not in release | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Not affected | Not affected | Not affected | Not affected | Not affected |
CVE-2020-26968
Medium prioritySome fixes available 21 of 27
Mozilla developers reported memory safety bugs present in Firefox 82 and Firefox ESR 78.4. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to...
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored | Not in release |
| mozjs52 | Not in release | Not in release | Ignored | Ignored | Not in release |
| mozjs60 | Not in release | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | Not in release | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Fixed | Fixed | Fixed | Fixed | Ignored |
CVE-2020-26965
Low prioritySome fixes available 21 of 27
Some websites have a feature "Show Password" where clicking a button will change a password field into a textbook field, revealing the typed password. If, when using a software keyboard that remembers user input, a user typed...
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored | Not in release |
| mozjs52 | Not in release | Not in release | Ignored | Ignored | Not in release |
| mozjs60 | Not in release | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | Not in release | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Fixed | Fixed | Fixed | Fixed | Ignored |
CVE-2020-26961
Medium prioritySome fixes available 21 of 27
When DNS over HTTPS is in use, it intentionally filters RFC1918 and related IP ranges from the responses as these do not make sense coming from a DoH resolver. However when an IPv4 address was mapped through IPv6, these addresses...
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored | Not in release |
| mozjs52 | Not in release | Not in release | Ignored | Ignored | Not in release |
| mozjs60 | Not in release | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | Not in release | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Fixed | Fixed | Fixed | Fixed | Ignored |
CVE-2020-26960
Medium prioritySome fixes available 21 of 27
If the Compact() method was called on an nsTArray, the array could have been reallocated without updating other pointers, leading to a potential use-after-free and exploitable crash. This vulnerability affects Firefox < 83,...
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
|---|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored | Not in release |
| mozjs52 | Not in release | Not in release | Ignored | Ignored | Not in release |
| mozjs60 | Not in release | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | Not in release | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Fixed | Fixed | Fixed | Fixed | Ignored |