fkie_cve-2021-4128
Vulnerability from fkie_nvd
Published
2022-12-22 20:15
Modified
2025-04-16 16:15
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
When transitioning in and out of fullscreen mode, a graphics object was not correctly protected; resulting in memory corruption and a potentially exploitable crash.<br>*This bug only affects Firefox on MacOS. Other operating systems are unaffected.*. This vulnerability affects Firefox < 95.
References
| URL | Tags | ||
|---|---|---|---|
| security@mozilla.org | https://bugzilla.mozilla.org/show_bug.cgi?id=1735852 | Exploit, Issue Tracking, Patch, Vendor Advisory | |
| security@mozilla.org | https://www.mozilla.org/security/advisories/mfsa2021-52/ | Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://bugzilla.mozilla.org/show_bug.cgi?id=1735852 | Exploit, Issue Tracking, Patch, Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.mozilla.org/security/advisories/mfsa2021-52/ | Vendor Advisory |
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"id": "CVE-2021-4128",
"lastModified": "2025-04-16T16:15:18.770",
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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