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Fencer Intel
high 8.8

CVE-2019-8765 json

Multiple memory corruption issues were addressed with improved memory handling.

published 6y ago modified 4mo ago also EUVD-2019-18155

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.0%
EPSS 7.0% chance of exploitation in 30 days, percentile 94%
public exploits
1
Exploit-DB

Summary

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in watchOS 6.1. Processing maliciously crafted web content may lead to arbitrary code execution.

Patch / fix

  • Apple watchOS watchOS 6.1
  • webkit2gtk Debian 14, Debian 13, Debian 12 2.24.4-1

debian advisories DEBIAN-CVE-2019-8765

  • webkit2gtk Ubuntu 18.04 LTS 2.24.4-0ubuntu0.18.04.1

ubuntu advisories UBUNTU-CVE-2019-8765

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

  • webkitgtk4 RHEL 7 2.28.2-2.el7
  • webkitgtk4-jsc RHEL 7 2.28.2-2.el7
  • webkit2gtk3 RHEL 8 2.24.4-2.el8_1
  • webkit2gtk3-jsc RHEL 8 2.24.4-2.el8_1
  • webkit2gtk3-plugin-process-gtk2 RHEL 8 2.24.4-2.el8_1

red hat advisories RHSA-2020:4035RHEA-2019:4262

  • webkit2gtk3 SLES for SAP 12 SP5, SLES for SAP 12 SP4, SLES for SAP 12 SP3 +11 more 2.34.3-2.82.1
  • webkit2gtk3 SLE Module for Desktop Applications 15 SP1, SLE Module for Desktop Applications 15, SLE Module for Basesystem 15 SP1 +1 more 2.26.2-3.34.3

suse advisories SUSE-SU-2022:0142-1SUSE-SU-2019:3044-1

  • webkit2gtk3 openSUSE Leap 15.1 2.26.2-lp151.2.9.1
  • webkit2gtk3 openSUSE Leap 15.0 2.26.2-lp150.2.28.1

opensuse advisories openSUSE-SU-2019:2591-1openSUSE-SU-2019:2587-1

  • webkit2gtk Alpine 3.20, Alpine 3.19, Alpine 3.18 +8 more 2.24.4-r0

alpine advisories ALPINE-CVE-2019-8765

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Is CVE-2019-8765 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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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-2019-8765 updated cvss 8.8

webkitgtk: Multiple memory corruption issues leading to arbitrary code execution

  • Red Hat Enterprise Linux 6 webkitgtk
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 7 webkitgtk3, libwebkit2gtk
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux AppStream (v. 8) webkit2gtk3 2.24.4-2.el8_1, webkit2gtk3-jsc 2.24.4-2.el8_1, webkit2gtk3-plugin-process-gtk2 2.24.4-2.el8_1
    fixed: vendor fix RHEA-2019:4262
  • Red Hat Enterprise Linux Client (v. 7) webkitgtk4 2.28.2-2.el7, webkitgtk4-jsc 2.28.2-2.el7 Red Hat Enterprise Linux Client Optional (v. 7) webkitgtk4-doc 2.28.2-2.el7, webkitgtk4-devel 2.28.2-2.el7, webkitgtk4-debuginfo 2.28.2-2.el7, webkitgtk4-jsc-devel 2.28.2-2.el7 Red Hat Enterprise Linux ComputeNode (v. 7) webkitgtk4 2.28.2-2.el7, webkitgtk4-jsc 2.28.2-2.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) webkitgtk4-doc 2.28.2-2.el7, webkitgtk4-devel 2.28.2-2.el7, webkitgtk4-debuginfo 2.28.2-2.el7, webkitgtk4-jsc-devel 2.28.2-2.el7 Red Hat Enterprise Linux Server (v. 7) webkitgtk4 2.28.2-2.el7, webkitgtk4-jsc 2.28.2-2.el7 Red Hat Enterprise Linux Server Optional (v. 7) webkitgtk4-doc 2.28.2-2.el7, webkitgtk4-devel 2.28.2-2.el7, webkitgtk4-debuginfo 2.28.2-2.el7, webkitgtk4-jsc-devel 2.28.2-2.el7
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 7) webkitgtk4 2.28.2-2.el7, webkitgtk4-jsc 2.28.2-2.el7 Red Hat Enterprise Linux Workstation Optional (v. 7) webkitgtk4-doc 2.28.2-2.el7
    fixed: vendor fix RHSA-2020:4035

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-47565)
  2. Published

Exploit prediction

6.98% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-47565 JavaScriptCore - GetterSetter Type Confusion During DFG Compilation dos, 2019-10-30

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

  • Apple watchOS

Classification

Weakness

References

Sources

Fencer Intel 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.