CVE-2022-26723: Input Validation

Reference Links

• https://support.apple.com/en-us/HT213256 (Advisory)
• https://support.apple.com/en-us/HT213257 (Advisory)

Parent vulnerabilities

(Appears in the following advisories)

• HT213256
• HT213257

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2021-44224
• CVE-2021-44790
• CVE-2022-22719
• CVE-2022-22720
• CVE-2022-22721
• CVE-2022-22665
• CVE-2022-22675
• CVE-2022-22630
• CVE-2022-26751
• CVE-2022-26698
• CVE-2022-26697
• CVE-2022-22663
• CVE-2022-26721
• CVE-2022-26722
• CVE-2022-26763
• CVE-2022-22674
• CVE-2022-26720
• CVE-2022-26770
• CVE-2022-26756
• CVE-2022-26769
• CVE-2022-26748
• CVE-2022-26768
• CVE-2022-26714
• CVE-2022-26757
• CVE-2021-30946
• CVE-2022-26767
• CVE-2022-26706
• CVE-2022-32882
• CVE-2022-32790
• CVE-2022-26776
• CVE-2022-0778
• CVE-2022-23308
• CVE-2022-32794
• CVE-2022-26712
• CVE-2022-26746
• CVE-2022-26731
• CVE-2022-26766
• CVE-2022-26718
• CVE-2022-26723
• CVE-2022-26715
• CVE-2022-26728
• CVE-2022-26726
• CVE-2022-26755
• CVE-2021-4136
• CVE-2021-4166
• CVE-2021-4173
• CVE-2021-4187
• CVE-2021-4192
• CVE-2021-4193
• CVE-2021-46059
• CVE-2022-0128
• CVE-2022-22589
• CVE-2022-26745
• CVE-2022-26761
• CVE-2022-0530
• CVE-2018-25032
• CVE-2021-45444
• CVE-2022-26772
• CVE-2022-26741
• CVE-2022-26742
• CVE-2022-26749
• CVE-2022-26750
• CVE-2022-26752
• CVE-2022-26753
• CVE-2022-26754
• CVE-2022-26707
• CVE-2022-26736
• CVE-2022-26737
• CVE-2022-26738
• CVE-2022-26739
• CVE-2022-26740
• CVE-2022-32783
• CVE-2022-26694
• CVE-2022-32781
• CVE-2022-26711
• CVE-2022-26725
• CVE-2022-26701
• CVE-2022-26758
• CVE-2022-26743
• CVE-2022-26764
• CVE-2022-26765
• CVE-2022-26708
• CVE-2022-26775
• CVE-2022-48575
• CVE-2022-22617
• CVE-2022-26727
• CVE-2022-32782
• CVE-2022-26693
• CVE-2022-26704
• CVE-2022-42857
• CVE-2022-26696
• CVE-2022-26700
• CVE-2022-26709
• CVE-2022-26710
• CVE-2022-26717
• CVE-2022-26716
• CVE-2022-26719
• CVE-2022-22677
• CVE-2022-26762

Frequently Asked Questions

• What is CVE-2022-26723?

  CVE-2022-26723 is a memory corruption issue in SMB that has been fixed in macOS Monterey 12.4 and macOS Big Sur 11.6.6.

• How can CVE-2022-26723 be exploited?

  CVE-2022-26723 can be exploited by mounting a maliciously crafted Samba network share, which may lead to arbitrary code execution.

• What is the severity of CVE-2022-26723?

  CVE-2022-26723 has a severity rating of 9.8 (Critical).

• How can I fix CVE-2022-26723?

  To fix CVE-2022-26723, update your macOS to version 12.4 if you are on macOS Monterey, or update to version 11.6.6 if you are on macOS Big Sur. Regularly installing software updates is important for maintaining security.

• Where can I find more information about CVE-2022-26723?

  You can find more information about CVE-2022-26723 on Apple's official support page: [CVE-2022-26723](https://support.apple.com/en-us/HT213256).