High severity8.8NVD Advisory· Published Jan 8, 2020· Updated Jun 17, 2026

CVE-2019-17017

Description

Due to a missing case handling object types, a type confusion vulnerability could occur, resulting in a crash. We presume that with enough effort that it could be exploited to run arbitrary code. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Mozilla Corporation/Firefoxllm-fuzzy5 versions
<68.4+ 4 more
- (no CPE)range: <68.4
- (no CPE)range: before 72
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*range: <72.0
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*range: <68.4
- (no CPE)range: before 68.4
osv-coords30 versions
pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSS pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015 pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP1 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP4 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCL pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCL pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Enterprise%20Storage%205 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP1 pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Leap%2015.1 pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.1 pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed pkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweed pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3 pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Tumbleweed pkg:rpm/suse/MozillaFirefox&distro=HPE%20Helion%20OpenStack%208 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%207 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%208 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP4 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015
< 68.4.1-78.57.1+ 29 more
- (no CPE)range: < 68.4.1-78.57.1
- (no CPE)range: < 68.4.1-3.66.1
- (no CPE)range: < 68.4.1-3.66.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-3.66.1
- (no CPE)range: < 68.4.1-lp151.2.24.1
- (no CPE)range: < 68.4.1-lp151.2.22.2
- (no CPE)range: < 92.0-1.2
- (no CPE)range: < 128.5.1-1.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 91.1.1-1.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-109.101.1
- (no CPE)range: < 68.4.1-3.66.1
Canonical/Ubuntu Linux4 versions
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*+ 3 more
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
Debian/linux3 versions
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Desktop2 versions
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Server2 versions
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Server Aus
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Server Tus
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Workstation2 versions
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

access.redhat.com/errata/RHSA-2020:0085nvdThird Party Advisory
access.redhat.com/errata/RHSA-2020:0086nvdThird Party Advisory
lists.debian.org/debian-lts-announce/2020/01/msg00005.htmlnvdMailing ListThird Party Advisory
seclists.org/bugtraq/2020/Jan/12nvdMailing ListThird Party Advisory
seclists.org/bugtraq/2020/Jan/18nvdThird Party Advisory
usn.ubuntu.com/4234-1/nvdThird Party Advisory
www.debian.org/security/2020/dsa-4600nvdThird Party Advisory
www.mozilla.org/security/advisories/mfsa2020-01/nvdVendor Advisory
www.mozilla.org/security/advisories/mfsa2020-02/nvdVendor Advisory
bugzilla.mozilla.org/show_bug.cginvdPermissions Required
lists.opensuse.org/opensuse-security-announce/2020-01/msg00029.htmlnvd
lists.opensuse.org/opensuse-security-announce/2020-01/msg00043.htmlnvd
packetstormsecurity.com/files/155912/Slackware-Security-Advisory-mozilla-thunderbird-Updates.htmlnvd
access.redhat.com/errata/RHSA-2020:0111nvd
access.redhat.com/errata/RHSA-2020:0120nvd
access.redhat.com/errata/RHSA-2020:0123nvd
access.redhat.com/errata/RHSA-2020:0127nvd
access.redhat.com/errata/RHSA-2020:0292nvd
access.redhat.com/errata/RHSA-2020:0295nvd
lists.debian.org/debian-lts-announce/2020/01/msg00016.htmlnvd
seclists.org/bugtraq/2020/Jan/26nvd
security.gentoo.org/glsa/202003-02nvd
usn.ubuntu.com/4241-1/nvd
usn.ubuntu.com/4335-1/nvd
www.debian.org/security/2020/dsa-4603nvd

News mentions

No linked articles in our index yet.

cvss	0.572
epss	0.002
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000