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Fencer Vulns
high 7.5

CVE-2019-5796 json

Data race in extensions guest view in Google Chrome prior to 73.0.3683.75 allowed a remote attacker to potentially exploit heap corruption…

published 2019-05-23 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-15368

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.6%
EPSS 4.6% chance of exploitation in 30 days, percentile 91%
public exploits
1
Exploit-DB

Summary

Data race in extensions guest view in Google Chrome prior to 73.0.3683.75 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Patch / fix

  • google chrome 73.0.3683.75
  • chromium Debian 14, Debian 13, Debian 12 73.0.3683.75-1

debian advisories DEBIAN-CVE-2019-5796

  • chromium-browser Ubuntu 16.04 LTS 73.0.3683.75-0ubuntu0.16.04.1
  • chromium-browser Ubuntu 18.04 LTS 73.0.3683.75-0ubuntu0.18.04.1

ubuntu advisories UBUNTU-CVE-2019-5796

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • chromium-browser RHEL 6 EXTRAS 73.0.3683.75-1.el6_10

red hat advisories RHSA-2019:0708

  • chromium openSUSE Tumbleweed 93.0.4577.82-1.1
  • chromium openSUSE Tumbleweed 113.0.5672.92-1.1
  • chromium Package Hub 15, Package Hub 12 SP3, openSUSE Leap 15.1 +1 more 75.0.3770.90-bp150.213.3
  • chromium openSUSE Leap 15.0 73.0.3683.75-lp150.206.1

opensuse advisories openSUSE-SU-2024:10681-1openSUSE-SU-2024:12948-1openSUSE-SU-2019:1666-1openSUSE-SU-2019:1062-1

  • chromium Arch Linux 73.0.3683.75-1

arch linux advisories AVG-923

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-2019-5796 updated cvss 6.5

chromium-browser: Race condition in Extensions

  • Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser 73.0.3683.75-1.el6_10 Red Hat Enterprise Linux HPC Node Supplementary (v. 6) chromium-browser 73.0.3683.75-1.el6_10 Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser 73.0.3683.75-1.el6_10 Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser 73.0.3683.75-1.el6_10
    fixed: vendor fix RHSA-2019:0708

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

Timeline

  1. First public exploit (EDB-46566)
  2. Published

Exploit prediction

4.61% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-46566 Google Chrome < M73 - Data Race in ExtensionsGuestViewMessageFilter dos, 2019-03-19

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 5.1 AV:N/AC:H/Au:N/C:P/I:P/A:P

Affected products

  • Google Chrome

Classification

Weakness
  • CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization
  • 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.