CVE-2022-28282: Use After Free
First published: Tue Apr 05 2022(Updated: )
By using a link with <code>rel="localization"</code> a use-after-free could have been triggered by destroying an object during JavaScript execution and then referencing the object through a freed pointer, leading to a potential exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.
Credit: security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Firefox ESR | <91.8 | 91.8 |
| <99 | 99 | |
| <91.8 | 91.8 | |
| <91.8 | 91.8 | |
| Mozilla Firefox | <99.0 | |
| Mozilla Firefox ESR | <91.8 | |
| Mozilla Thunderbird | <91.8 | |
| debian/firefox | 118.0.2-1 | |
| debian/firefox-esr | 91.12.0esr-1~deb10u1 115.3.1esr-1~deb10u1 102.15.0esr-1~deb11u1 115.3.1esr-1~deb11u1 102.15.1esr-1~deb12u1 115.3.0esr-1~deb12u1 115.3.0esr-1 | |
| debian/thunderbird | 1:91.12.0-1~deb10u1 1:115.3.1-1~deb10u1 1:102.13.1-1~deb11u1 1:115.3.1-1~deb11u1 1:102.15.1-1~deb12u1 1:115.3.1-1~deb12u1 1:115.3.1-1 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1751609
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-14/
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-13/
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-15/
- https://www.mozilla.org/security/advisories/mfsa2022-13/
- https://www.mozilla.org/security/advisories/mfsa2022-14/
- https://www.mozilla.org/security/advisories/mfsa2022-15/
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-13/#CVE-2022-28282
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-14/#CVE-2022-28282
- https://www.mozilla.org/en-US/security/advisories/mfsa2022-15/#CVE-2022-28282
- https://github.com/Pwnrin/CVE-2022-28282
- https://security-tracker.debian.org/tracker/CVE-2022-28282
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is CVE-2022-28282?
CVE-2022-28282 is a vulnerability that allows a use-after-free exploit by destroying an object during JavaScript execution and then referencing the object through a freed pointer, potentially leading to a crash.
Which software is affected by CVE-2022-28282?
CVE-2022-28282 affects Thunderbird < 91.8 and Firefox ESR < 91.8.
What is the severity of CVE-2022-28282?
CVE-2022-28282 has a severity rating of 6.5, which is classified as medium.
How can I fix CVE-2022-28282?
To fix CVE-2022-28282, update your Thunderbird to version 91.8 or higher, or update your Firefox ESR to version 91.8 or higher.
Where can I find more information about CVE-2022-28282?
You can find more information about CVE-2022-28282 on the Mozilla Bugzilla and Mozilla security advisories websites.
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