CVE-2021-30984: Race Condition

Reference Links

• https://webkitgtk.org/security/WSA-2022-0001.html
• https://security-tracker.debian.org/tracker/CVE-2021-30984
• https://support.apple.com/en-us/HT212982 (Advisory)
• https://support.apple.com/en-us/HT212978 (Advisory)
• https://support.apple.com/en-us/HT212975 (Advisory)
• http://www.openwall.com/lists/oss-security/2022/01/21/2
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7EQVZ3CEMTINLBZ7PBC7WRXVEVCRHNSM/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HQKWD4BXRDD2YGR5AVU7H5J5PIQIEU6V/
• https://support.apple.com/en-us/HT212976 (Advisory)
• https://support.apple.com/en-us/HT212980 (Advisory)
• https://www.debian.org/security/2022/dsa-5060
• https://www.debian.org/security/2022/dsa-5061
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7EQVZ3CEMTINLBZ7PBC7WRXVEVCRHNSM/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HQKWD4BXRDD2YGR5AVU7H5J5PIQIEU6V/

Parent vulnerabilities

(Appears in the following advisories)

• HT212982
• HT212978
• HT212975
• HT212980
• HT212976

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2021-30934
• CVE-2021-30936
• CVE-2021-30951
• CVE-2021-30952
• CVE-2021-30984
• CVE-2021-30953
• CVE-2021-30954
• CVE-2021-30987
• CVE-2021-30950
• CVE-2021-30960
• CVE-2021-30986
• CVE-2021-30966
• CVE-2021-30926
• CVE-2021-30942
• CVE-2021-30957
• CVE-2021-30958
• CVE-2021-30935
• CVE-2021-30945
• CVE-2021-31007
• CVE-2021-31013
• CVE-2021-31000
• CVE-2021-30977
• CVE-2021-30939
• CVE-2021-30981
• CVE-2021-30996
• CVE-2021-30982
• CVE-2021-30937
• CVE-2021-30927
• CVE-2021-30980
• CVE-2021-30949
• CVE-2021-30993
• CVE-2021-30955
• CVE-2021-30976
• CVE-2021-30990
• CVE-2021-30943
• CVE-2021-31009
• CVE-2021-30971
• CVE-2021-30973
• CVE-2021-30929
• CVE-2021-30979
• CVE-2021-30940
• CVE-2021-30941
• CVE-2021-30995
• CVE-2021-30968
• CVE-2021-30946
• CVE-2021-30947
• CVE-2021-30975
• CVE-2021-30944
• CVE-2021-30972
• CVE-2021-30767
• CVE-2021-30964
• CVE-2021-30970
• CVE-2021-30965
• CVE-2021-30938
• CVE-2021-30916
• CVE-2021-30962
• CVE-2021-30956
• CVE-2021-30992
• CVE-2021-30983
• CVE-2021-30985
• CVE-2021-30991
• CVE-2021-30998
• CVE-2021-30997
• CVE-2021-30967
• CVE-2021-30988
• CVE-2021-30932
• CVE-2021-30948

Frequently Asked Questions

• What is CVE-2021-30984?

  CVE-2021-30984 is a vulnerability in WebKit that was addressed with improved state handling to fix a race condition.

• Which software products are affected by CVE-2021-30984?

  CVE-2021-30984 affects the following software products: macOS Monterey 12.1, iOS up to exclusive version 15.2, iPadOS up to exclusive version 15.2, Safari up to exclusive version 15.2, tvOS up to exclusive version 15.2, and watchOS up to exclusive version 8.3.

• What is the severity of CVE-2021-30984?

  The severity of CVE-2021-30984 is not mentioned in the provided information.

• How can I fix CVE-2021-30984?

  To fix CVE-2021-30984, make sure to update your software to the versions mentioned in the affected software list and follow the instructions provided by the software vendor.

• Where can I find more information about CVE-2021-30984?

  You can find more information about CVE-2021-30984 in the references provided: [Reference 1](https://support.apple.com/en-us/HT212980), [Reference 2](https://support.apple.com/en-us/HT212978), [Reference 3](https://support.apple.com/en-us/HT212975).