CVE-2022-45421
First published: Tue Nov 15 2022(Updated: )
Mozilla developers Andrew McCreight and Gabriele Svelto reported memory safety bugs present in Firefox 106 and Firefox ESR 102.4. 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.
Credit: security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Thunderbird | <102.5 | 102.5 |
| Mozilla Firefox ESR | <102.5 | 102.5 |
| Mozilla Firefox | <107 | 107 |
| Mozilla Firefox | <107.0 | |
| Mozilla Firefox ESR | <102.5 | |
| Mozilla Thunderbird | <102.5 | |
| <107.0 | ||
| <102.5 | ||
| <102.5 |
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Reference Links
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1767920%2C1789808%2C1794061
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-49/
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-47/
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-48/
- https://www.mozilla.org/security/advisories/mfsa2022-47/
- https://www.mozilla.org/security/advisories/mfsa2022-48/
- https://www.mozilla.org/security/advisories/mfsa2022-49/
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the severity of CVE-2022-45421?
The severity of CVE-2022-45421 is high with a severity value of 8.8.
Which software is affected by CVE-2022-45421?
CVE-2022-45421 affects Mozilla Thunderbird 102.4, Mozilla Firefox, and Mozilla Firefox ESR.
Are there any patches available for CVE-2022-45421?
Yes, patches are available for CVE-2022-45421. Update to Thunderbird 102.5, Firefox 107, or Firefox ESR 102.5 to fix the vulnerability.
How can CVE-2022-45421 be exploited?
CVE-2022-45421 can be exploited to run arbitrary code by exploiting memory corruption bugs.
Where can I find more information about CVE-2022-45421?
You can find more information about CVE-2022-45421 on Bugzilla and the Mozilla security advisories.
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