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Memory safety bugs present in Firefox 139 and Thunderbird 139. 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. This...
9 affected packages
firefox, mozjs102, mozjs115, mozjs38, mozjs52...
| Package | 22.04 LTS |
|---|---|
| firefox | Not affected |
| mozjs102 | Ignored |
| mozjs115 | Not in release |
| mozjs38 | Not in release |
| mozjs52 | Not in release |
| mozjs68 | Not in release |
| mozjs78 | Ignored |
| mozjs91 | Ignored |
| thunderbird | Vulnerable |
If a user saved a response from the Network tab in Devtools using the Save As context menu option, that file may not have been saved with the `.download` file extension. This could have led to the user inadvertently running a...
9 affected packages
firefox, mozjs102, mozjs115, mozjs38, mozjs52...
| Package | 22.04 LTS |
|---|---|
| firefox | Not affected |
| mozjs102 | Ignored |
| mozjs115 | Not in release |
| mozjs38 | Not in release |
| mozjs52 | Not in release |
| mozjs68 | Not in release |
| mozjs78 | Ignored |
| mozjs91 | Ignored |
| thunderbird | Vulnerable |
The exception page for the HTTPS-Only feature, displayed when a website is opened via HTTP, lacked an anti-clickjacking delay, potentially allowing an attacker to trick a user into granting an exception and loading a webpage over...
9 affected packages
firefox, mozjs102, mozjs115, mozjs38, mozjs52...
| Package | 22.04 LTS |
|---|---|
| firefox | Not affected |
| mozjs102 | Ignored |
| mozjs115 | Not in release |
| mozjs38 | Not in release |
| mozjs52 | Not in release |
| mozjs68 | Not in release |
| mozjs78 | Ignored |
| mozjs91 | Ignored |
| thunderbird | Vulnerable |
If a user visited a webpage with an invalid TLS certificate, and granted an exception, the webpage was able to provide a WebAuthn challenge that the user would be prompted to complete. This is in violation of the WebAuthN spec...
9 affected packages
firefox, mozjs102, mozjs115, mozjs38, mozjs52...
| Package | 22.04 LTS |
|---|---|
| firefox | Not affected |
| mozjs102 | Ignored |
| mozjs115 | Not in release |
| mozjs38 | Not in release |
| mozjs52 | Not in release |
| mozjs68 | Not in release |
| mozjs78 | Ignored |
| mozjs91 | Ignored |
| thunderbird | Vulnerable |
When Multi-Account Containers was enabled, DNS requests could have bypassed a SOCKS proxy when the domain name was invalid or the SOCKS proxy was not responding. This vulnerability affects Firefox < 140.
9 affected packages
firefox, mozjs102, mozjs115, mozjs38, mozjs52...
| Package | 22.04 LTS |
|---|---|
| firefox | Not affected |
| mozjs102 | Ignored |
| mozjs115 | Not in release |
| mozjs38 | Not in release |
| mozjs52 | Not in release |
| mozjs68 | Not in release |
| mozjs78 | Ignored |
| mozjs91 | Ignored |
| thunderbird | Vulnerable |
When a link can be opened in an external application, Firefox for Android will, by default, prompt the user before doing so. An attacker could have bypassed this prompt, potentially exposing the user to security vulnerabilities or...
9 affected packages
firefox, mozjs102, mozjs115, mozjs38, mozjs52...
| Package | 22.04 LTS |
|---|---|
| firefox | Not affected |
| mozjs102 | Ignored |
| mozjs115 | Not in release |
| mozjs38 | Not in release |
| mozjs52 | Not in release |
| mozjs68 | Not in release |
| mozjs78 | Ignored |
| mozjs91 | Ignored |
| thunderbird | Vulnerable |
When a file download is specified via the `Content-Disposition` header, that directive would be ignored if the file was included via a `<embed>` or `<object>` tag, potentially making a website vulnerable to a...
9 affected packages
firefox, mozjs102, mozjs115, mozjs38, mozjs52...
| Package | 22.04 LTS |
|---|---|
| firefox | Not affected |
| mozjs102 | Ignored |
| mozjs115 | Not in release |
| mozjs38 | Not in release |
| mozjs52 | Not in release |
| mozjs68 | Not in release |
| mozjs78 | Ignored |
| mozjs91 | Ignored |
| thunderbird | Vulnerable |
Firefox could have incorrectly parsed a URL and rewritten it to the youtube.com domain when parsing the URL specified in an `embed` tag. This could have bypassed website security checks that restricted which domains users were...
9 affected packages
firefox, mozjs102, mozjs115, mozjs38, mozjs52...
| Package | 22.04 LTS |
|---|---|
| firefox | Not affected |
| mozjs102 | Ignored |
| mozjs115 | Not in release |
| mozjs38 | Not in release |
| mozjs52 | Not in release |
| mozjs68 | Not in release |
| mozjs78 | Ignored |
| mozjs91 | Ignored |
| thunderbird | Vulnerable |
When a URL was provided in a link querystring parameter, Firefox for Android would follow that URL instead of the correct URL, potentially leading to phishing attacks. *This bug only affects Firefox for Android. Other versions of...
9 affected packages
firefox, mozjs102, mozjs115, mozjs38, mozjs52...
| Package | 22.04 LTS |
|---|---|
| firefox | Not affected |
| mozjs102 | Ignored |
| mozjs115 | Not in release |
| mozjs38 | Not in release |
| mozjs52 | Not in release |
| mozjs68 | Not in release |
| mozjs78 | Ignored |
| mozjs91 | Ignored |
| thunderbird | Vulnerable |
An attacker was able to bypass the `connect-src` directive of a Content Security Policy by manipulating subdocuments. This would have also hidden the connections from the Network tab in Devtools. This vulnerability affects Firefox < 140.
9 affected packages
firefox, mozjs102, mozjs115, mozjs38, mozjs52...
| Package | 22.04 LTS |
|---|---|
| firefox | Not affected |
| mozjs102 | Ignored |
| mozjs115 | Not in release |
| mozjs38 | Not in release |
| mozjs52 | Not in release |
| mozjs68 | Not in release |
| mozjs78 | Ignored |
| mozjs91 | Ignored |
| thunderbird | Vulnerable |