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Some fixes available 24 of 30
Manipulating individual parts of a URL object could have caused an out-of-bounds read, leaking process memory to malicious JavaScript. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.
7 affected packages
mozjs38, mozjs52, firefox, firefox-esr, mozjs60...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| mozjs38 | — | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | — | Not in release | Not in release | Ignored | Ignored |
| firefox | — | Fixed | Fixed | Fixed | Fixed |
| firefox-esr | — | Not in release | Not in release | Not in release | Not in release |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | — | Not in release | Not in release | Ignored | Not in release |
| thunderbird | — | Fixed | Fixed | Fixed | Fixed |
Some fixes available 24 of 30
Due to confusion about ValueTags on JavaScript Objects, an object may pass through the type barrier, resulting in memory corruption and a potentially exploitable crash. *Note: this issue only affects Firefox on ARM64 platforms.*...
7 affected packages
mozjs38, mozjs52, firefox, firefox-esr, mozjs60...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| mozjs38 | — | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | — | Not in release | Not in release | Ignored | Ignored |
| firefox | — | Fixed | Fixed | Fixed | Fixed |
| firefox-esr | — | Not in release | Not in release | Not in release | Not in release |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | — | Not in release | Not in release | Ignored | Not in release |
| thunderbird | — | Fixed | Fixed | Fixed | Fixed |
Some fixes available 14 of 23
A VideoStreamEncoder may have been freed in a race condition with VideoBroadcaster::AddOrUpdateSink, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, thunderbird
| Package | 26.04 LTS | 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 |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | — | Not in release | Not in release | Ignored | Not in release |
| thunderbird | — | Not affected | Not affected | Fixed | Fixed |
Some fixes available 14 of 23
When "%2F" was present in a manifest URL, Firefox's AppCache behavior may have become confused and allowed a manifest to be served from a subdirectory. This could cause the appcache to be used to service requests for the top level...
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, thunderbird
| Package | 26.04 LTS | 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 |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | — | Not in release | Not in release | Ignored | Not in release |
| thunderbird | — | Not affected | Not affected | Fixed | Fixed |
Some fixes available 24 of 30
Mozilla developers reported memory safety bugs present in Firefox 76 and Firefox ESR 68.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to...
7 affected packages
mozjs38, mozjs52, firefox, firefox-esr, mozjs60...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| mozjs38 | — | Not in release | Not in release | Not in release | Ignored |
| mozjs52 | — | Not in release | Not in release | Ignored | Ignored |
| firefox | — | Fixed | Fixed | Fixed | Fixed |
| firefox-esr | — | Not in release | Not in release | Not in release | Not in release |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | — | Not in release | Not in release | Ignored | Not in release |
| thunderbird | — | Fixed | Fixed | Fixed | Fixed |
Some fixes available 12 of 20
Mozilla developers reported memory safety bugs present in Firefox 76. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code....
5 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68
| Package | 26.04 LTS | 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 |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | — | Not in release | Not in release | Ignored | Not in release |
Some fixes available 12 of 20
When using certain blank characters in a URL, they where incorrectly rendered as spaces instead of an encoded URL. This vulnerability affects Firefox < 77.
5 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68
| Package | 26.04 LTS | 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 |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | — | Not in release | Not in release | Ignored | Not in release |
Some fixes available 12 of 20
When browsing a document hosted on an IP address, an attacker could insert certain characters to flip domain and path information in the address bar. This vulnerability affects Firefox < 77.
5 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68
| Package | 26.04 LTS | 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 |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | — | Not in release | Not in release | Ignored | Not in release |
Some fixes available 12 of 20
Mozilla Developer Nicolas Silva found that when using WebRender, Firefox would under certain conditions leak arbitrary GPU memory to the visible screen. The leaked memory content was visible to the user, but not observable from...
5 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68
| Package | 26.04 LTS | 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 |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | — | Not in release | Not in release | Ignored | Not in release |
Some fixes available 24 of 32
Mozilla Developer Iain Ireland discovered a missing type check during unboxed objects removal, resulting in a crash. We presume that with enough effort that it could be exploited to run arbitrary code. This vulnerability affects...
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, thunderbird
| Package | 26.04 LTS | 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 |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| mozjs68 | — | Not in release | Not in release | Ignored | Not in release |
| thunderbird | — | Fixed | Fixed | Fixed | Fixed |