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Tor Browser before 8.0.1 has an information exposure vulnerability. It allows remote attackers to detect the browser's UI locale by measuring a button width, even if the user has a "Don't send my language" setting.
6 affected packages
firefox-esr, mozjs38, mozjs52, firefox, mozjs60, thunderbird
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| firefox-esr | — | — | — | — | Not in release |
| mozjs38 | — | — | — | — | Not affected |
| mozjs52 | — | — | — | — | Not affected |
| firefox | — | — | — | — | Not affected |
| mozjs60 | — | — | — | — | Not in release |
| thunderbird | — | — | — | — | Not affected |
In libwebp 0.5.1, there is a double free bug in libwebpmux.
9 affected packages
godot, libwebp, mozjs60, qtimageformats-opensource-src, qtwebengine-opensource-src...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| godot | — | Not affected | Not affected | Not affected | Not in release |
| libwebp | — | Not affected | Not affected | Not affected | Not affected |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| qtimageformats-opensource-src | — | Not affected | Not affected | Not affected | Not affected |
| qtwebengine-opensource-src | — | Not affected | Not affected | Not affected | Not affected |
| mozjs52 | — | Not in release | Not in release | Ignored | Ignored |
| firefox | — | Not affected | Not affected | Not in release | Not affected |
| mozjs38 | — | Not in release | Not in release | Not in release | Ignored |
| thunderbird | — | Not affected | Not affected | Not in release | Not affected |
Some fixes available 28 of 38
A use-after-free vulnerability can occur in the chrome event handler when it is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.
5 affected packages
mozjs52, mozjs60, firefox, mozjs38, thunderbird
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| mozjs52 | — | Not in release | Not in release | Ignored | Ignored |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| firefox | — | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | — | Not in release | Not in release | Not in release | Ignored |
| thunderbird | — | Fixed | Fixed | Fixed | Fixed |
Some fixes available 28 of 38
A vulnerability where a JavaScript compartment mismatch can occur while working with the fetch API, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.
5 affected packages
mozjs52, mozjs38, firefox, mozjs60, thunderbird
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| mozjs52 | — | Not in release | Not in release | Ignored | Ignored |
| mozjs38 | — | Not in release | Not in release | Not in release | Ignored |
| firefox | — | Fixed | Fixed | Fixed | Fixed |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| thunderbird | — | Fixed | Fixed | Fixed | Fixed |
Some fixes available 28 of 38
Images from a different domain can be read using a canvas object in some circumstances. This could be used to steal image data from a different site in violation of same-origin policy. This vulnerability affects Thunderbird <...
5 affected packages
mozjs52, firefox, mozjs38, mozjs60, thunderbird
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| mozjs52 | — | Not in release | Not in release | Ignored | Ignored |
| firefox | — | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | — | Not in release | Not in release | Not in release | Ignored |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| thunderbird | — | Fixed | Fixed | Fixed | Fixed |
Some fixes available 28 of 38
A possible vulnerability exists where type confusion can occur when manipulating JavaScript objects in object groups, allowing for the bypassing of security checks within these groups. *Note: this vulnerability has only been...
5 affected packages
firefox, mozjs38, mozjs52, mozjs60, 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 |
| thunderbird | — | Fixed | Fixed | Fixed | Fixed |
Some fixes available 28 of 38
Mozilla developers and community members reported memory safety bugs present in Firefox 66, Firefox ESR 60.6, and Thunderbird 60.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort...
5 affected packages
firefox, mozjs38, mozjs52, mozjs60, 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 |
| thunderbird | — | Fixed | Fixed | Fixed | Fixed |
Some fixes available 28 of 38
If a crafted hyperlink is dragged and dropped to the bookmark bar or sidebar and the resulting bookmark is subsequently dragged and dropped into the web content area, an arbitrary query of a user's browser history can be run and...
5 affected packages
mozjs52, firefox, mozjs38, mozjs60, thunderbird
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| mozjs52 | — | Not in release | Not in release | Ignored | Ignored |
| firefox | — | Fixed | Fixed | Fixed | Fixed |
| mozjs38 | — | Not in release | Not in release | Not in release | Ignored |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| thunderbird | — | Fixed | Fixed | Fixed | Fixed |
Some fixes available 28 of 38
The bufferdata function in WebGL is vulnerable to a buffer overflow with specific graphics drivers on Linux. This could result in malicious content freezing a tab or triggering a potentially exploitable crash. *Note: this issue...
5 affected packages
mozjs52, mozjs38, firefox, mozjs60, thunderbird
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| mozjs52 | — | Not in release | Not in release | Ignored | Ignored |
| mozjs38 | — | Not in release | Not in release | Not in release | Ignored |
| firefox | — | Fixed | Fixed | Fixed | Fixed |
| mozjs60 | — | Not in release | Not in release | Not in release | Not in release |
| thunderbird | — | Fixed | Fixed | Fixed | Fixed |
Some fixes available 28 of 38
A use-after-free vulnerability can occur when listeners are removed from the event listener manager while still in use, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and...
5 affected packages
firefox, mozjs38, mozjs52, mozjs60, 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 |
| thunderbird | — | Fixed | Fixed | Fixed | Fixed |