CVE-2024-4771: Use After Free
First published: Tue May 14 2024(Updated: )
A memory allocation check was missing which would lead to a use-after-free if the allocation failed. This could have triggered a crash or potentially be leveraged to achieve code execution. This vulnerability affects Firefox < 126.
Credit: security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ubuntu/firefox | <126.0+ | 126.0+ |
| Mozilla Firefox | <126 | 126 |
| debian/firefox | 127.0.1-1 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1893891
- https://www.mozilla.org/en-US/security/advisories/mfsa2024-21/
- https://www.mozilla.org/security/advisories/mfsa2024-21/
- https://www.cve.org/CVERecord?id=CVE-2024-4771
- https://www.mozilla.org/en-US/security/advisories/mfsa2024-21/#CVE-2024-4771
- https://ubuntu.com/security/notices/USN-6779-1
- https://nvd.nist.gov/vuln/detail/CVE-2024-4771
- https://launchpad.net/bugs/cve/CVE-2024-4771
- https://security-tracker.debian.org/tracker/CVE-2024-4771
- https://ubuntu.com/security/CVE-2024-4771
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- agent/severity
- agent/first-publish-date
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/event
- collector/nvd-api
- source/NVD
- agent/last-modified-date
- collector/usn-cve
- source/Ubuntu
- agent/software-canonical-lookup
- agent/references
- agent/description
- collector/nvd-cve
- agent/author
- agent/weakness
- agent/tags
- collector/mozilla-advisory
- source/Mozilla
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/epss-latest
- source/FIRST
- agent/epss
- collector/launchpad-cve
- source/Launchpad
- package-manager/ubuntu
- vendor/mozilla
- canonical/mozilla firefox
- package-manager/debian