Overview
- Description
- In FreeBSD before 11.2-STABLE(r338983), 11.2-RELEASE-p4, 11.1-RELEASE-p15, 10.4-STABLE(r338984), and 10.4-RELEASE-p13, due to insufficient initialization of memory copied to userland in the getcontext and swapcontext system calls, small amounts of kernel memory may be disclosed to userland processes. Unprivileged authenticated local users may be able to access small amounts privileged kernel data.
- Source
- secteam@freebsd.org
- NVD status
- Analyzed
Risk scores
CVSS 3.0
- Type
- Primary
- Base score
- 5.5
- Impact score
- 3.6
- Exploitability score
- 1.8
- Vector string
- CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 2.1
- Impact score
- 2.9
- Exploitability score
- 3.9
- Vector string
- AV:L/AC:L/Au:N/C:P/I:N/A:N
Weaknesses
- nvd@nist.gov
- CWE-200
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B7354D16-6431-43C2-97BA-EBBF482572C9",
"versionEndExcluding": "11.2"
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:10.4:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BD5B9266-A927-4F62-8742-721CE9A4C4C4"
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:10.4:p13:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "86FDD601-4F89-4CA3-BE1A-54EA02DAC008"
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:11.1:p15:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "17D3DDDC-07B4-43ED-8E0B-FF2D293B0EE1"
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:11.2:p4:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "22365F7C-2B00-4B61-84E8-EFBA3B8CFDC0"
}
],
"operator": "OR"
}
]
}
]