CVE-2022-46882: Use After Free

Reference Links

• https://bugzilla.mozilla.org/show_bug.cgi?id=1789371
• https://www.mozilla.org/en-US/security/advisories/mfsa2022-53/
• https://www.mozilla.org/en-US/security/advisories/mfsa2022-47/
• https://www.mozilla.org/en-US/security/advisories/mfsa2022-52/
• https://security.gentoo.org/glsa/202305-06
• https://security.gentoo.org/glsa/202305-13
• https://www.mozilla.org/security/advisories/mfsa2022-47/
• https://www.mozilla.org/security/advisories/mfsa2022-52/
• https://www.mozilla.org/security/advisories/mfsa2022-53/

Parent vulnerabilities

(Appears in the following advisories)

• MFSA2022-53
• MFSA2022-52
• MFSA2022-47

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2022-46880
• CVE-2022-46872
• CVE-2022-46881
• CVE-2022-46875
• CVE-2022-46882
• CVE-2022-46878
• CVE-2022-46874
• CVE-2022-45403
• CVE-2022-45404
• CVE-2022-45405
• CVE-2022-45406
• CVE-2022-45407
• CVE-2022-45408
• CVE-2022-45409
• CVE-2022-45410
• CVE-2022-45411
• CVE-2022-45412
• CVE-2022-45413
• CVE-2022-40674
• CVE-2022-45415
• CVE-2022-45416
• CVE-2022-45417
• CVE-2022-45418
• CVE-2022-45419
• CVE-2022-45420
• CVE-2022-45421
• CVE-2022-46883

Frequently Asked Questions

• What is CVE-2022-46882?

  CVE-2022-46882 is a use-after-free vulnerability in WebGL extensions.

• What is the severity of CVE-2022-46882?

  CVE-2022-46882 has a severity rating of 9.8 (Critical).

• Which softwares are affected by CVE-2022-46882?

  CVE-2022-46882 affects Mozilla Thunderbird, Mozilla Firefox, and Mozilla Firefox ESR.

• How can CVE-2022-46882 be fixed?

  CVE-2022-46882 can be fixed by updating to the respective remedied versions of Mozilla Thunderbird, Mozilla Firefox, or Mozilla Firefox ESR.

• Where can I find more information about CVE-2022-46882?

  You can find more information about CVE-2022-46882 at the following references: - [Bugzilla](https://bugzilla.mozilla.org/show_bug.cgi?id=1789371) - [Mozilla Security Advisory MFS2022-53](https://www.mozilla.org/en-US/security/advisories/mfsa2022-53/) - [Mozilla Security Advisory MFS2022-47](https://www.mozilla.org/en-US/security/advisories/mfsa2022-47/)