CVE-2018-19872

20

FAUCET Score

CVE-2018-19872 describes a division-by-zero vulnerability in Qt 5.11, specifically within the qppmhandler.cpp component, triggered by processing a malformed PPM image. This flaw primarily affects various Fedora and openSUSE distributions utilizing Qt. With a CVSS score of 5.5 (Medium), it requires user interaction (UI:R) and local access (AV:L) to achieve a high impact on availability (A:H), leading to a system crash. Currently, there is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		5.11.0CPE matchmatch criteria	cpe:2.3:a:qt:qt:5.11.0:::::::*
		15.0CPE matchmatch criteria	cpe:2.3:o:opensuse:leap:15.0:::::::*
		28CPE matchmatch criteria	cpe:2.3:o:fedoraproject:fedora:28:::::::*
		29CPE matchmatch criteria	cpe:2.3:o:fedoraproject:fedora:29:::::::*
		30CPE matchmatch criteria	cpe:2.3:o:fedoraproject:fedora:30:::::::*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Exploitability Score

1.8

Impact Score

3.6

CvssVersion

3.0

Exploit Intelligence

EPSS Score

1.38%

Probability of exploitation in next 30 days

EPSS Percentile

69.4%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0138 is in the 80th percentile among its peer group of 5,765 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (29)

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7Fixed in: qt-1:4.8.7-8.el7

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: python-qt5-0:5.13.1-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qgnomeplatform-0:0.4-3.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-0:5.12.5-3.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qt3d-0:5.12.5-2.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtbase-0:5.12.5-4.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtcanvas3d-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtconnectivity-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtdeclarative-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtdoc-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtgraphicaleffects-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtimageformats-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtlocation-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtmultimedia-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtquickcontrols-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtquickcontrols2-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtscript-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtsensors-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtserialbus-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtserialport-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtsvg-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qttools-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qttranslations-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtwayland-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtwebchannel-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtwebsockets-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtx11extras-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: qt5-qtxmlpatterns-0:5.12.5-1.el8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: sip-0:4.19.19-1.el8

Vendor Advisories (1)

redhatCVE-2018-19872Moderate

qt: Malformed PPM image causing division by zero and crash in qppmhandler.cpp

References

blog.qt.io / blog/2018/12/04/qt-5-11-3-released-important-security-updates

PatchVendor Advisory

lists.opensuse.org / opensuse-security-announce/2019-04/msg00080.html

Mailing ListThird Party Advisory

bugreports.qt.io / browse/QTBUG-69449

ExploitIssue TrackingPatchVendor Advisory

lists.debian.org / debian-lts-announce/2020/09/msg00023.html

lists.debian.org / debian-lts-announce/2020/09/msg00024.html

lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/2C5FHCR4A636BLTAXL76WWDJLOAHGNYG

lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/FO7IBY7YYKNMRD5OI3JNNUI42WEM7NUV

lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/XS6G3ZDFCHWFQD4CFXWFPHREOHBBDTD7

usn.ubuntu.com / 4275-1