SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2024-4761

Google Chromium V8 Out-of-Bounds Memory Write Vulnerability

KEVHIGH 8.8EPSS 11.0%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 6 June 2024). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

Out of bounds write in V8 in Google Chrome prior to 124.0.6367.207 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: High)

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
11.01% probability · 96th percentile
CISA KEV
Listed 16 May 2024 · due 6 June 2024
Weakness
CWE-787
Affected
google/chrome · fedoraproject/fedora
Source
chrome-cve-admin@google.com

CISA notes

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. https://chromereleases.googleblog.com/2024/05/stable-channel-update-for-desktop_13.html; https://nvd.nist.gov/vuln/detail/CVE-2024-4761

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.