CVE-2021-37997: Use after free in Sign-In

Reference Links

• https://security-tracker.debian.org/tracker/CVE-2021-37997
• https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop_28.html (Advisory)
• https://crbug.com/1259864
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3W46HRT2UVHWSLZB6JZHQF6JNQWKV744/
• https://www.debian.org/security/2022/dsa-5046
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3W46HRT2UVHWSLZB6JZHQF6JNQWKV744/

Parent vulnerabilities

(Appears in the following advisories)

• 8146707100851062467

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2021-37998
• CVE-2021-37999
• CVE-2021-38000
• CVE-2021-38001
• CVE-2021-38002
• CVE-2021-38003
• CVE-2021-38004

Frequently Asked Questions

• What is the severity of CVE-2021-37997?

  CVE-2021-37997 is considered a high-severity vulnerability due to the potential for heap corruption and remote exploitation.

• How do I fix CVE-2021-37997?

  To fix CVE-2021-37997, update Google Chrome to version 95.0.4638.69 or later as soon as possible.

• Which versions of Chrome are affected by CVE-2021-37997?

  CVE-2021-37997 affects all versions of Google Chrome prior to 95.0.4638.69.

• Is CVE-2021-37997 also present in Chromium?

  Yes, CVE-2021-37997 affects Chromium versions up to 90.0.4430.212-1~deb10u1.

• Can CVE-2021-37997 be exploited remotely?

  Yes, CVE-2021-37997 can be exploited remotely if a user is convinced to sign into Chrome using a malicious HTML page.