CVE-2023-1533: Use after free in WebProtect

Reference Links

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-1533 (Advisory)
• https://chromereleases.googleblog.com/2023/03/stable-channel-update-for-desktop_21.html (Advisory)
• https://crbug.com/1422183
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FG3CRADL7IL5IHK4NCHG4LAYLKHFXETX/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HO3QZY4UQFP4XNF43ILMVVOABMB7KAQ5/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NGWWGQULJ7QRNP4GY57HE7OO7VMRWMPN/
• https://security.gentoo.org/glsa/202309-17

Parent vulnerabilities

(Appears in the following advisories)

• 3439384099515764765

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2023-1528
• CVE-2023-1529
• CVE-2023-1530
• CVE-2023-1531
• CVE-2023-1532
• CVE-2023-1534

Frequently Asked Questions

• What is the severity of CVE-2023-1533?

  CVE-2023-1533 has not been officially rated, but it involves a use after free vulnerability which may lead to potential exploits.

• How do I fix CVE-2023-1533?

  To fix CVE-2023-1533, users should update their versions of Microsoft Edge or Google Chrome to at least 111.0.5563.110.

• Which products are affected by CVE-2023-1533?

  CVE-2023-1533 affects Microsoft Edge (Chromium-based) and Google Chrome versions below 111.0.5563.110, as well as specific versions of Fedora.

• What type of vulnerability is CVE-2023-1533?

  CVE-2023-1533 is categorized as a use after free vulnerability affecting memory management in Chromium-based browsers.

• When was CVE-2023-1533 disclosed?

  CVE-2023-1533 was disclosed in early 2023 as part of routine security updates for Chromium-based browsers.