Overview
- 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.
- Source
- cve@mitre.org
- NVD status
- Modified
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 4.3
- Impact score
- 1.4
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 4.3
- Impact score
- 2.9
- Exploitability score
- 8.6
- Vector string
- AV:N/AC:M/Au:N/C:N/I:N/A:P
Weaknesses
- nvd@nist.gov
- CWE-119
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"matchCriteriaId": "FD861631-0CDD-4E71-A7CC-7860E4E7FF04",
"versionEndIncluding": "5.11.3",
"versionStartIncluding": "5.11.0"
},
{
"criteria": "cpe:2.3:a:qt:qtbase:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E5FC79C2-1DE1-4883-BED2-4BAE9EC35642",
"versionEndExcluding": "5.12.5",
"versionStartIncluding": "5.12.0"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
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"matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"
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{
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"matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"
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