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Some fixes available 11 of 21
Firefox incorrectly accepted a newline in a HTTP/3 header, interpretting it as two separate headers. This allowed for a header splitting attack against servers using HTTP/3. This vulnerability affects Firefox < 91.0.1...
6 affected packages
firefox, mozjs38, mozjs52, mozjs68, mozjs78, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Ignored | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Not affected | Not affected | Fixed | Fixed |
Firefox for Android could get stuck in fullscreen mode and not exit it even after normal interactions that should cause it to exit. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*....
5 affected packages
firefox, mozjs38, mozjs52, mozjs68, mozjs78
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| firefox | Not affected | Not affected | Not in release | Not affected |
| mozjs38 | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Ignored | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release |
Some fixes available 9 of 18
Mozilla developers and community members reported memory safety bugs present in Firefox 90. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to...
5 affected packages
firefox, mozjs38, mozjs52, mozjs68, mozjs78
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Ignored | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release |
Some fixes available 18 of 27
Mozilla developers reported memory safety bugs present in Firefox 90 and Firefox ESR 78.12. 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, mozjs68, mozjs78, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Ignored | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Fixed | Fixed | Fixed | Fixed |
Some fixes available 18 of 27
Firefox incorrectly treated an inline list-item element as a block element, resulting in an out of bounds read or memory corruption, and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird...
6 affected packages
firefox, mozjs38, mozjs52, mozjs68, mozjs78, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Ignored | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Fixed | Fixed | Fixed | Fixed |
Some fixes available 11 of 21
After requesting multiple permissions, and closing the first permission panel, subsequent permission panels will be displayed in a different position but still record a click in the default location, making it possible to trick a...
6 affected packages
firefox, mozjs38, mozjs52, mozjs68, mozjs78, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Ignored | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Not affected | Not affected | Fixed | Fixed |
Some fixes available 18 of 27
A suspected race condition when calling getaddrinfo led to memory corruption and a potentially exploitable crash. *Note: This issue only affected Linux operating systems. Other operating systems are unaffected.* This vulnerability...
6 affected packages
firefox, mozjs38, mozjs52, mozjs68, mozjs78, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Ignored | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Fixed | Fixed | Fixed | Fixed |
Some fixes available 18 of 27
A use-after-free vulnerability in media channels could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.
6 affected packages
firefox, mozjs38, mozjs52, mozjs68, mozjs78, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Ignored | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Fixed | Fixed | Fixed | Fixed |
Some fixes available 18 of 27
Instruction reordering resulted in a sequence of instructions that would cause an object to be incorrectly considered during garbage collection. This led to memory corruption and a potentially exploitable crash. This vulnerability...
6 affected packages
firefox, mozjs38, mozjs52, mozjs68, mozjs78, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Ignored | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Fixed | Fixed | Fixed | Fixed |
Some fixes available 11 of 21
Due to incorrect JIT optimization, we incorrectly interpreted data from the wrong type of object, resulting in the potential leak of a single bit of memory. This vulnerability affects Firefox < 91 and Thunderbird < 91.
6 affected packages
firefox, mozjs38, mozjs52, mozjs68, mozjs78, thunderbird
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| firefox | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Ignored | Not in release |
| mozjs78 | Not in release | Ignored | Not in release | Not in release |
| thunderbird | Not affected | Not affected | Fixed | Fixed |