high 8.8

CVE-2019-13729 json

Use-after-free in WebSockets in Google Chrome prior to 79.0.3945.79 allowed a remote attacker to potentially exploit heap corruption via a…

published 2019-12-10 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-5148

cvss: 8.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.5%; EPSS 1.5% chance of exploitation in 30 days, percentile 73%
public exploits: 0; none known

Use-after-free in WebSockets in Google Chrome prior to 79.0.3945.79 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Patch / fix

fixed in 1 distros 5

Google Chrome 79.0.3945.79

debian ubuntu red hat opensuse arch linux

chromium Debian 14, Debian 13, Debian 12 79.0.3945.79-1

debian advisories DEBIAN-CVE-2019-13729

chromium-browser Ubuntu 16.04 LTS 79.0.3945.79-0ubuntu0.16.04.1
chromium-browser Ubuntu 18.04 LTS 79.0.3945.79-0ubuntu0.18.04.1

ubuntu advisories UBUNTU-CVE-2019-13729

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 79.0.3945.79-1.el6_10

red hat advisories RHSA-2019:4238

chromium openSUSE Tumbleweed 93.0.4577.82-1.1
chromium openSUSE Tumbleweed 113.0.5672.92-1.1
chromium Package Hub 15 SP1 79.0.3945.79-bp151.3.35.1
chromium Package Hub 15, Package Hub 12 SP3, openSUSE Leap 15.1 79.0.3945.79-bp150.252.1

opensuse advisories openSUSE-SU-2024:10681-1 openSUSE-SU-2024:12948-1 openSUSE-SU-2019:2694-1 openSUSE-SU-2019:2692-1

chromium Arch Linux 79.0.3945.79-1

arch linux advisories AVG-1076

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-2019-13729 updated 2026-06-28 cvss 8.8

chromium-browser: Use after free in WebSockets

Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser 79.0.3945.79-1.el6_10 Red Hat Enterprise Linux HPC Node Supplementary (v. 6) chromium-browser 79.0.3945.79-1.el6_10 Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser 79.0.3945.79-1.el6_10 Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser 79.0.3945.79-1.el6_10
fixed: vendor fix RHSA-2019:4238

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

Exploit prediction

1.46% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

crbug.com https://crbug.com/1025489 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

Google Chrome

Classification

Weakness

CWE-416 Use After Free
CWE-787 Out-of-bounds Write

Technology feeds

Google Chrome rss critical rss

References

crbug.com /1025489
exploit, issue-tracking, vendor-advisory
access.redhat.com /errata/RHSA-2019:4238
vendor-advisory, third-party-advisory
lists.opensuse.org /opensuse-security-announce/2019-12/msg00032.html
vendor-advisory, broken-link
lists.fedoraproject.org /archives/list/package-announce%40lists.fedoraproject.org/message/2Z5M4FPUMDNX2LDPHJKN5ZV5GIS2AKNU/
vendor-advisory
lists.opensuse.org /opensuse-security-announce/2019-12/msg00036.html
vendor-advisory, broken-link
lists.fedoraproject.org /archives/list/package-announce%40lists.fedoraproject.org/message/N5CIQCVS6E3ULJCNU7YJXJPO2BLQZDTK/
vendor-advisory
debian.org /security/2020/dsa-4606
vendor-advisory, third-party-advisory
security.gentoo.org /glsa/202003-08
vendor-advisory, third-party-advisory
chromereleases.googleblog.com /2019/12/stable-channel-update-for-desktop.html
vendor-advisory
seclists.org /bugtraq/2020/Jan/27
mailing-list, third-party-advisory

Sources

CVE List CVE-2019-13729
NVD CVE-2019-13729

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.

Summary