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Vulnerability · Published Nov 1, 2023 · Assigned by Chrome

CVE-2023-5856

High 8.8

In plain English

A high-severity use-after-free in Chrome from Google. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 67% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.8High
Exploit odds (30 days)1.1%top 33.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Use after free in Side Panel in Google Chrome prior to 119.0.6045.105 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12chromium119.0.6045.105-1~deb12u1DEBIAN-CVE-2023-5856
Debian:12chromium119.0.6045.105-1~deb12u1DSA-5546-1
Debian:13chromium119.0.6045.105-1DEBIAN-CVE-2023-5856
Debian:14chromium119.0.6045.105-1DEBIAN-CVE-2023-5856

Affected products (as reported)

VendorProductVersions
Google Chrome 119.0.6045.105 – before 119.0.6045.105

Weakness: CWE-416 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References