SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-18281

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…

MEDIUM 4.3EPSS 2.05%

Does this matter?

Lower severity and a low EPSS score (2.05%). Track it; it rarely justifies an emergency change on its own.

Description

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.

CVSS 3.1
4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
EPSS
2.05% probability · 80th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
qt/qtbase · debian/debian linux
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.