CVE-2023-4762: Type Confusion in V8

Published Aug 16, 2023
·
Updated

Chromium: CVE-2023-4762 Type Confusion in V8

Other sources

Google Chromium V8 contains a type confusion vulnerability that allows a remote attacker to execute code via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

CISA

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

Microsoft

Type Confusion in V8 in Google Chrome prior to 116.0.5845.179 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

Credit

anonymous

Affected Software

16 affected componentsFixes available
debian/chromium<=90.0.4430.212-1~deb10u1
116.0.5845.180-1~deb11u1120.0.6099.129-1~deb11u1119.0.6045.199-1~deb12u1120.0.6099.129-1~deb12u1120.0.6099.129-1
Microsoft Edge<116.0.1938.xxx
Microsoft Edge (Chromium-based)
Google Chrome=120.0.6099.224
Google Chrome=120.0.6099.225
Google Chrome=120.0.6099.234
Google Chrome<116.0.5845.179
116.0.5845.179
Google Chromium V8
Google Chrome<116.0.5845.179
Debian Debian Linux=11.0
Debian Debian Linux=12.0
Fedoraproject Fedora=37
Fedoraproject Fedora=38
Fedoraproject Fedora=39
Microsoft Edge Chromium<116.0.1938.76
Microsoft Edge (Chromium-based)<116.0.1938.76
116.0.1938.76

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

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

    Fixed in 116.0.5845.180-1~deb11u1Fixed in 120.0.6099.129-1~deb11u1Fixed in 119.0.6045.199-1~deb12u1Fixed in 120.0.6099.129-1~deb12u1Fixed in 120.0.6099.129-1
  2. Upgrade

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

    Fixed in 116.0.5845.179
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 116.0.1938.76
  4. Upgrade

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

    Fixed in 116.0.5845.180-1~deb11u1
  5. Upgrade

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

    Fixed in 120.0.6099.129-1~deb11u1
  6. Upgrade

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

    Fixed in 119.0.6045.199-1~deb12u1
  7. Upgrade

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

    Fixed in 120.0.6099.129-1~deb12u1
  8. Upgrade

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

    Fixed in 120.0.6099.129-1
  9. Compensating control

    Discontinue use of the product if mitigations are unavailable.

Event History

Aug 16, 2023
CVE Published
12:00 AM
Sep 5, 2023
CVE Published
via MITRE·09:57 PM
Data Sourced
via MITRE·09:57 PM
DescriptionWeakness
Data Sourced
via NVD·10:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Sep 7, 2023
Data Sourced
via Microsoft·04:03 PM
DescriptionSeverityWeaknessAffected Software
Dec 20, 2023
News Published
09:41 PM
Jan 16, 2024
News Published
via BleepingComputer·07:13 PM
Jan 20, 2024
News Published
via BleepingComputer·07:14 PM
Feb 6, 2024
Known Exploited
via CISA·12:00 AM

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2023-4762?

CVE-2023-4762 is a vulnerability identified as Type Confusion in V8 in Google Chrome prior to 116.0.5845.179.

2

What is the severity of CVE-2023-4762?

CVE-2023-4762 has a severity rating of High (8.8) according to the Chromium security severity scale.

3

How does CVE-2023-4762 impact Microsoft Edge?

CVE-2023-4762 affects Microsoft Edge (Chromium-based) versions up to 116.0.1938.xxx.

4

How does CVE-2023-4762 impact Google Chrome?

CVE-2023-4762 affects Google Chrome versions up to 116.0.5845.179.

5

What is the remedy for CVE-2023-4762 on Debian Linux?

The remedy for CVE-2023-4762 on Debian Linux is to update the 'chromium' package to at least version 117.0.5938.62-1~deb11u1 for Debian 11, version 117.0.5938.62-1~deb12u1 for Debian 12, or version 117.0.5938.62-1 for Debian unstable.

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