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Fencer Vulns
high 7.5

CVE-2019-5815 json

Nokogiri implementation of libxslt vulnerable to heap corruption

published 2019-12-11 6 y ago modified 2026-06-17 4 mo ago also GHSA-vmfx-gcfq-wvm2 , EUVD-2022-5381

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

Type confusion in xsltNumberFormatGetMultipleLevel prior to libxslt 1.1.33 could allow attackers to potentially exploit heap corruption via crafted XML data.

Patch / fix

  • rubygems nokogiri 1.10.5
  • Google Chrome 74.0.3729.108
  • libxslt Debian 14, Debian 13, Debian 12 1.1.34-2
  • chromium Debian 14, Debian 13, Debian 12 74.0.3729.108-1

debian advisories DEBIAN-CVE-2019-5815

  • libxslt Ubuntu 18.04 LTS 1.1.29-5ubuntu0.3
  • libxslt Ubuntu Pro 14.04 LTS 1.1.28-2ubuntu0.2+esm2
  • libxslt Ubuntu Pro 16.04 LTS 1.1.28-2.1ubuntu0.3+esm1

ubuntu advisories UBUNTU-CVE-2019-5815

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 74.0.3729.108-1.el6_10

red hat advisories RHSA-2019:1021

  • 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 Package Hub 15 74.0.3729.108-bp150.207.1
  • chromium openSUSE Leap 15.0 74.0.3729.108-lp150.209.2

opensuse advisories openSUSE-SU-2024:10681-1openSUSE-SU-2024:12948-1openSUSE-SU-2019:1666-1openSUSE-SU-2019:1436-1openSUSE-SU-2019:1325-1

  • chromium Arch Linux 74.0.3729.108-1

arch linux advisories AVG-952

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-2019-5815 updated cvss 6.5

chromium-browser: Heap buffer overflow in Blink

  • Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser 74.0.3729.108-1.el6_10 Red Hat Enterprise Linux HPC Node Supplementary (v. 6) chromium-browser 74.0.3729.108-1.el6_10 Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser 74.0.3729.108-1.el6_10 Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser 74.0.3729.108-1.el6_10
    fixed: vendor fix RHSA-2019:1021

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

1.82% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
rubygems nokogiri
<1.10.5
1.10.5

Affected products

  • Google Chrome

Classification

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