- Description
- Race condition in the ioctl_file_dedupe_range function in fs/ioctl.c in the Linux kernel through 4.7 allows local users to cause a denial of service (heap-based buffer overflow) or possibly gain privileges by changing a certain count value, aka a "double fetch" vulnerability.
- Source
- cve@mitre.org
- NVD status
- Modified
CVSS 3.0
- Type
- Primary
- Base score
- 7.4
- Impact score
- 5.9
- Exploitability score
- 1.4
- Vector string
- CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 4.4
- Impact score
- 6.4
- Exploitability score
- 3.4
- Vector string
- AV:L/AC:M/Au:N/C:P/I:P/A:P
- nvd@nist.gov
- CWE-119
- Hype score
- Not currently trending
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6AF8F457-8A21-4907-BB5E-6193D0DAD885",
"versionEndIncluding": "4.7"
}
],
"operator": "OR"
}
]
}
]