Overview
- Description
- The futex_requeue function in kernel/futex.c in the Linux kernel through 3.14.5 does not ensure that calls have two different futex addresses, which allows local users to gain privileges via a crafted FUTEX_REQUEUE command that facilitates unsafe waiter modification.
- Source
- chrome-cve-admin@google.com
- NVD status
- Analyzed
Social media
- Hype score
- Not currently trending
Risk scores
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
Known exploits
Data from CISA
- Vulnerability name
- Linux Kernel Privilege Escalation Vulnerability
- Exploit added on
- May 25, 2022
- Exploit action due
- Jun 15, 2022
- Required action
- Apply updates per vendor instructions.
Weaknesses
- nvd@nist.gov
- NVD-CWE-noinfo
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6C788C70-FEF6-43C2-BF1B-9F6BAC084B49",
"versionEndExcluding": "3.2.60"
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "AB7FAE85-A7F7-403F-B3F8-51D26A7AD5CF",
"versionEndExcluding": "3.4.92",
"versionStartIncluding": "3.3"
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2F7D3761-1031-4407-9D83-51387E0EFAE3",
"versionEndExcluding": "3.10.42",
"versionStartIncluding": "3.5"
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "865055FF-2CF7-477F-A939-DE7EB4F0F88D",
"versionEndExcluding": "3.12.22",
"versionStartIncluding": "3.11"
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "281F5CC1-AF2E-4076-A09D-3E808A9F6896",
"versionEndExcluding": "3.14.6",
"versionStartIncluding": "3.13"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_aus:6.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "AD6D0378-F0F4-4AAA-80AF-8287C790EC96"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DE554781-1EB9-446E-911F-6C11970C47F4"
},
{
"criteria": "cpe:2.3:o:suse:linux_enterprise_desktop:11:sp3:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3ED68ADD-BBDA-4485-BC76-58F011D72311"
},
{
"criteria": "cpe:2.3:o:suse:linux_enterprise_high_availability_extension:11:sp3:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A3A907A3-2A3A-46D4-8D75-914649877B65"
},
{
"criteria": "cpe:2.3:o:suse:linux_enterprise_real_time_extension:11:sp3:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3DB41B45-D94D-4A58-88B0-B3EC3EC350E2"
},
{
"criteria": "cpe:2.3:o:suse:linux_enterprise_server:11:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F13F07CC-739B-465C-9184-0E9D708BD4C7"
},
{
"criteria": "cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CB6476C7-03F2-4939-AB85-69AA524516D9"
},
{
"criteria": "cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:-:*:*",
"vulnerable": true,
"matchCriteriaId": "E534C201-BCC5-473C-AAA7-AAB97CEB5437"
},
{
"criteria": "cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:vmware:*:*",
"vulnerable": true,
"matchCriteriaId": "2470C6E8-2024-4CF5-9982-CFF50E88EAE9"
}
],
"operator": "OR"
}
]
},
{
"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"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:oracle:linux:5:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "62A2AC02-A933-4E51-810E-5D040B476B7B"
},
{
"criteria": "cpe:2.3:o:oracle:linux:6:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D7B037A8-72A6-4DFF-94B2-D688A5F6F876"
}
],
"operator": "OR"
}
]
}
]