- Description
- The KEYS subsystem in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (BUG) via crafted keyctl commands that negatively instantiate a key, related to security/keys/encrypted-keys/encrypted.c, security/keys/trusted.c, and security/keys/user_defined.c.
- Source
- cve@mitre.org
- NVD status
- Analyzed
CVSS 3.1
- Type
- Primary
- Base score
- 7.8
- Impact score
- 5.9
- Exploitability score
- 1.8
- Vector string
- CVSS:3.1/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
- 7.2
- Impact score
- 10
- Exploitability score
- 3.9
- Vector string
- AV:L/AC:L/Au:N/C:C/I:C/A:C
- nvd@nist.gov
- CWE-269
- Hype score
- Not currently trending
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CB66DB75-2B16-4EBF-9B93-CE49D8086E41"
},
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*",
"vulnerable": true,
"matchCriteriaId": "815D70A8-47D3-459C-A32C-9FEACA0659D1"
},
{
"criteria": "cpe:2.3:o:suse:linux_enterprise_real_time_extension:12:sp1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "18D823E3-E1F3-4A15-A9C7-1AB61C1B6703"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "311A4477-1B05-4B33-8886-88EF75FEB5B5",
"versionEndExcluding": "4.4"
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:4.4:rc1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E425B7E4-0104-4CF8-A874-4CAF3273BCDF"
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:4.4:rc2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C066AC79-4021-4414-A9F2-6B75C2D62773"
}
],
"operator": "OR"
}
]
}
]