Overview
- Description
- Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service (kernel deadlock).
- Source
- security@ubuntu.com
- NVD status
- Modified
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 4.7
- Impact score
- 3.6
- Exploitability score
- 1
- Vector string
- CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
- Severity
- MEDIUM
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*",
"vulnerable": true,
"matchCriteriaId": "902B8056-9E37-443B-8905-8AA93E2447FB"
},
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:22.04:*:*:*:lts:*:*:*",
"vulnerable": true,
"matchCriteriaId": "359012F1-2C63-415A-88B8-6726A87830DE"
},
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:22.10:*:*:*:-:*:*:*",
"vulnerable": true,
"matchCriteriaId": "47842532-D2B6-44CB-ADE2-4AC8630A4D8C"
}
],
"operator": "OR"
}
]
}
]