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CVE-2021-23983
Medium prioritySome fixes available 11 of 23
By causing a transition on a parent node by removing a CSS rule, an invalid property for a marker could have been applied, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 87.
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, mozjs78
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 |
CVE-2021-23982
Medium prioritySome fixes available 21 of 33
Using techniques that built on the slipstream research, a malicious webpage could have scanned both an internal network’s hosts as well as services running on the user’s local machine utilizing WebRTC connections....
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-2021-23981
Medium prioritySome fixes available 21 of 33
A texture upload of a Pixel Buffer Object could have confused the WebGL code to skip binding the buffer used to unpack it, resulting in memory corruption and a potentially exploitable information leak or crash. This vulnerability...
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-2021-23979
Medium prioritySome fixes available 11 of 23
Mozilla developers reported memory safety bugs present in Firefox 85. 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....
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, mozjs78
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 |
CVE-2021-23978
Medium prioritySome fixes available 14 of 26
Mozilla developers reported memory safety bugs present in Firefox 85 and Firefox ESR 78.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to...
8 affected packages
firefox, firefox-esr, mozjs38, mozjs52, mozjs60...
Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS | 16.04 LTS |
---|---|---|---|---|---|
firefox | Fixed | Fixed | Fixed | Fixed | Fixed |
firefox-esr | Not in release | Not in release | Not in release | Not in release | Not in release |
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 | Not affected | Not affected | Fixed | Fixed | Ignored |
CVE-2021-23977
Medium priorityFirefox for Android suffered from a time-of-check-time-of-use vulnerability that allowed a malicious application to read sensitive data from application directories. Note: This issue is only affected Firefox for Android. Other...
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, mozjs78
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 |
mozjs78 | Not in release | Ignored | Not in release | Not in release | Not in release |
CVE-2021-23959
Medium priorityAn XSS bug in internal error pages could have led to various spoofing attacks, including other error pages and the address bar. Note: This issue only affected Firefox for Android. Other operating systems are unaffected. 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 | — | — | Not affected | Not affected | Not affected |
mozjs38 | — | — | Not in release | Not affected | Not in release |
mozjs52 | — | — | Not affected | Not affected | Not in release |
mozjs60 | — | — | Not in release | Not in release | Not in release |
mozjs68 | — | — | Not affected | Not in release | Not in release |
mozjs78 | — | — | Not in release | Not in release | Not in release |
thunderbird | — | — | Not affected | Not affected | Not affected |
CVE-2021-23957
Medium priorityNavigations through the Android-specific `intent` URL scheme could have been misused to escape iframe sandbox. Note: This issue only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects...
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 | — | — | Not affected | Not affected | Not affected |
mozjs38 | — | — | Not in release | Not affected | Not in release |
mozjs52 | — | — | Not affected | Not affected | Not in release |
mozjs60 | — | — | Not in release | Not in release | Not in release |
mozjs68 | — | — | Not affected | Not in release | Not in release |
mozjs78 | — | — | Not in release | Not in release | Not in release |
thunderbird | — | — | Not affected | Not affected | Not affected |
CVE-2021-23976
Medium priorityWhen accepting a malicious intent from other installed apps, Firefox for Android accepted manifests from arbitrary file paths and allowed declaring webapp manifests for other origins. This could be used to gain fullscreen access...
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, mozjs78
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 |
mozjs78 | Not in release | Ignored | Not in release | Not in release | Not in release |
CVE-2021-23975
Low prioritySome fixes available 11 of 23
The developer page about:memory has a Measure function for exploring what object types the browser has allocated and their sizes. When this function was invoked we incorrectly called the sizeof function, instead of using the API...
6 affected packages
firefox, mozjs38, mozjs52, mozjs60, mozjs68, mozjs78
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 |