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Fencer Vulns
high 8.8

CVE-2024-5830 json

Type Confusion in V8 in Google Chrome prior to 126.0.6478.54 allowed a remote attacker to perform an out of bounds memory write via a craft…

published 2024-06-11 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-46976

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 61%
public exploits
0
none known

Summary

Type Confusion in V8 in Google Chrome prior to 126.0.6478.54 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: High)

Patch / fix

  • Google Chrome 126.0.6478.54
  • chromium Debian 12 126.0.6478.56-1~deb12u1
  • chromium Debian 14, Debian 13 126.0.6478.56-1

debian advisories DEBIAN-CVE-2024-5830

  • opera openSUSE Leap 15.6 NonFree 112.0.5197.25-lp156.2.11.1
  • opera openSUSE Leap 15.5 NonFree 112.0.5197.25-lp155.3.54.1
  • chromium Package Hub 15 SP6, Package Hub 15 SP5, openSUSE Leap 15.6 +1 more 126.0.6478.126-bp156.2.6.1
  • chromium openSUSE Tumbleweed 126.0.6478.126-1.1

opensuse advisories openSUSE-SU-2024:0223-1openSUSE-SU-2024:0205-1openSUSE-SU-2024:0204-1openSUSE-SU-2024:14122-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2024-5830 updated cvss 8.8

chromium-browser: Type Confusion in V8

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.94% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

  • Google Chrome
  • fedoraproject fedora

Classification

Weakness
  • CWE-843 Access of Resource Using Incompatible Type
  • CWE-787 Out-of-bounds Write
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.