CVE catalog

CVE-2020-12267

qtbase-opensource-src: CVE-2020-12267

Severity: Critical · CVSS 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: Apr 27, 2020, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 2.41% · Oct 25, 2026

setMarkdown in Qt before 5.14.2 has a use-after-free related to QTextMarkdownImporter::insertBlock.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	qtbase-opensource-src	sid	`5.15.19+dfsg-6`	not affected
Debian	qtbase-opensource-src	forky	`5.15.19+dfsg-5`	not affected
Debian	qtbase-opensource-src	trixie	`5.15.15+dfsg-6+deb13u1`	not affected
Debian	qtbase-opensource-src	bookworm	`5.15.8+dfsg-11+deb12u3`	not affected

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	qtbase-opensource-src	source	sid	`Not affected`	unimportant	Not reported	Not reported
Debian	qtbase-opensource-src	source	forky	`Not affected`	unimportant	Not reported	Not reported
Debian	qtbase-opensource-src	source	trixie	`Not affected`	unimportant	Not reported	Not reported
Debian	qtbase-opensource-src	source	bookworm	`Not affected`	unimportant	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libqt5concurrent5]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5core5a]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5dbus5]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5gui5]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5network5]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5opengl5]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5opengl5-dev]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5printsupport5]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5sql5]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5sql5-ibase]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5sql5-mysql]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5sql5-odbc]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5sql5-psql]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5sql5-sqlite]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5sql5-tds]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5test5]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5widgets5]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[libqt5xml5]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[qt5-flatpak-platformtheme]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
[qt5-gtk-platformtheme]Not affected
Source package: [qtbase-opensource-src]
Details (2)
- 5.15.8+dfsg-11+deb12u3 · amd64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm
- 5.15.8+dfsg-11+deb12u3 · arm64 · bookworm
  Not affected
  dsa · qtbase-opensource-src · debian · bookworm

Next results

Observed: Oct 23, 2026, 5:47:02 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]