Overview
- Description
- An invalid free in ExprAppendMultiKeysymList in xkbcomp/ast-build.c in xkbcommon before 0.8.1 could be used by local attackers to crash xkbcommon keymap parsers or possibly have unspecified other impact by supplying a crafted keymap file.
- Source
- cve@mitre.org
- NVD status
- Modified
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 7.8
- Impact score
- 5.9
- Exploitability score
- 1.8
- Vector string
- CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 4.6
- Impact score
- 6.4
- Exploitability score
- 3.9
- Vector string
- AV:L/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
- nvd@nist.gov
- CWE-416
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"vulnerable": true,
"matchCriteriaId": "33CC7ED5-C297-470D-B26A-25D0EB694460",
"versionEndExcluding": "0.8.1"
},
{
"criteria": "cpe:2.3:a:xkbcommon:xkbcommon:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C7D955F4-3540-42A7-8551-EA1A266DDEA6",
"versionEndExcluding": "0.8.1"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
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},
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"vulnerable": true,
"matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B"
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