VDB
CVE-2019-18281
CVE-2019-18281
PUBLISHED
CVSS 4.300000190734863 MEDIUM
An out-of-bounds memory access in the generateDirectionalRuns() function in qtextengine.cpp in Qt qtbase 5.11.x and 5.12.x before 5.12.5 allows attackers to cause a denial of service by crashing an application via a text file containing many directional characters.
EPSS 1.75% · 82.9th percentile
Risk Scores
CVSS 3.1
4.300000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
EPSS Score
1.75%
82.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| qt | qtbase | 5.11.0, 5.12.0 |
| n/a | n/a | n/a |
| debian | debian_linux | 10.0, 9.0 |
Exploit Intelligence
- https://bugreports.qt.io/browse/QTBUG-77819 (circl)
- https://codereview.qt-project.org/c/qt/qtbase/+/271889 (circl)
- https://bugs.launchpad.net/ubuntu/+source/qtbase-opensource-src/+bug/1848784 (circl)
- DSA-4556 (circl)
- 20191104 [SECURITY] [DSA 4556-1] qtbase-opensource-src security update (circl)
- USN-4275-1 (circl)
- GLSA-202003-60 (circl)
Timeline
- Oct 23, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
References
- https://bugreports.qt.io/browse/QTBUG-77819 url
- https://codereview.qt-project.org/c/qt/qtbase/+/271889 url
- https://bugs.launchpad.net/ubuntu/+source/qtbase-opensource-src/+bug/1848784 url
- DSA-4556 vendor-advisory
- 20191104 [SECURITY] [DSA 4556-1] qtbase-opensource-src security update mailing-list
- USN-4275-1 vendor-advisory
- GLSA-202003-60 vendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2019-18281 advisory
- https://usn.ubuntu.com/4275-1 url