CVE-2021-30588: Type Confusion in V8

Published Apr 4, 2021
·
Updated

Type confusion in V8 in Google Chrome prior to 92.0.4515.107 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Credit

Jose Martinez (tr0y4)(VerSprite Inc)

Affected Software

26 affected componentsFixes available
Google Chrome<92.0.4515.107
92.0.4515.107
Google Chrome<92.0.4515.107
Fedoraproject Fedora=33
Fedoraproject Fedora=34
Fedoraproject Fedora=35
alpine/chromium<92.0.4515.107-r0
92.0.4515.107-r0
alpine/chromium<92.0.4515.107-r0
92.0.4515.107-r0
alpine/chromium<92.0.4515.107-r0
92.0.4515.107-r0
alpine/chromium<92.0.4515.107-r0
92.0.4515.107-r0
alpine/chromium<92.0.4515.107-r0
92.0.4515.107-r0
alpine/chromium<92.0.4515.107-r0
92.0.4515.107-r0
alpine/chromium<92.0.4515.107-r0
92.0.4515.107-r0
alpine/chromium<92.0.4515.107-r0
92.0.4515.107-r0
alpine/chromium<92.0.4515.107-r0
92.0.4515.107-r0
alpine/chromium<92.0.4515.107-r0
92.0.4515.107-r0
alpine/chromium<92.0.4515.107-r0
92.0.4515.107-r0
alpine/qt5-qtwebengine<5.15.3_git20211006-r0
5.15.3_git20211006-r0
alpine/qt5-qtwebengine<5.15.3_git20210510-r5
5.15.3_git20210510-r5
alpine/qt5-qtwebengine<5.15.3_git20210510-r5
5.15.3_git20210510-r5
alpine/qt5-qtwebengine<5.15.3_git20210510-r5
5.15.3_git20210510-r5
alpine/qt5-qtwebengine<5.15.3_git20210510-r5
5.15.3_git20210510-r5
alpine/qt5-qtwebengine<5.15.3_git20210510-r5
5.15.3_git20210510-r5
alpine/qt5-qtwebengine<5.15.3_git20210510-r5
5.15.3_git20210510-r5
alpine/qt5-qtwebengine<5.15.3_git20210510-r5
5.15.3_git20210510-r5
alpine/qt5-qtwebengine<5.15.3_git20210510-r5
5.15.3_git20210510-r5
alpine/qt5-qtwebengine<5.15.3_git20210510-r5
5.15.3_git20210510-r5

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Google Chrome (Trace Event) to a version that resolves this vulnerability.

    Fixed in 92.0.4515.107
  2. Upgrade

    Upgrade alpine/chromium to a version that resolves this vulnerability.

    Fixed in 92.0.4515.107-r0
  3. Upgrade

    Upgrade alpine/qt5-qtwebengine to a version that resolves this vulnerability.

    Fixed in 5.15.3_git20211006-r0
  4. Upgrade

    Upgrade alpine/qt5-qtwebengine to a version that resolves this vulnerability.

    Fixed in 5.15.3_git20210510-r5

Event History

Apr 4, 2021
CVE Published
12:00 AM
Aug 3, 2021
CVE Published
via MITRE·07:41 PM
Data Sourced
via MITRE·07:41 PM
DescriptionWeakness
Data Sourced
via NVD·08:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Data Sourced
via OSV·08:15 PM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2021-30588?

CVE-2021-30588 has been classified as a high severity vulnerability due to its potential for remote exploitation and heap corruption.

2

How do I fix CVE-2021-30588?

To mitigate CVE-2021-30588, users should update Google Chrome to version 92.0.4515.107 or later.

3

What systems are affected by CVE-2021-30588?

CVE-2021-30588 affects Google Chrome versions prior to 92.0.4515.107 and specific versions of Fedora operating systems.

4

What type of vulnerability is CVE-2021-30588?

CVE-2021-30588 is a type confusion vulnerability in the V8 engine of Google Chrome.

5

Can CVE-2021-30588 be exploited remotely?

Yes, CVE-2021-30588 can potentially be exploited remotely via a maliciously crafted HTML page.

Contact

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