CVE-2022-1786

CVSS V2 High 7.2 CVSS V3 High 7.8
Description
A use-after-free flaw was found in the Linux kernel’s io_uring subsystem in the way a user sets up a ring with IORING_SETUP_IOPOLL with more than one task completing submissions on this ring. This flaw allows a local user to crash or escalate their privileges on the system.
Overview
  • CVE ID
  • CVE-2022-1786
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-06-02T14:15:33
  • Last Modified Date
  • 2023-03-01T20:16:24
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CWE-843 http://cwe.mitre.org/data/definitions/843.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 5.12
AND
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.2
  • Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://bugzilla.redhat.com/show_bug.cgi?id=2087760 Issue Tracking Third Party Advisory
https://security.netapp.com/advisory/ntap-20220722-0001/ Third Party Advisory
https://www.debian.org/security/2022/dsa-5161 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2022-1786
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-1786
History
Created Old Value New Value Data Type Notes
2022-06-02 15:00:08 Added to TrackCVE
2023-03-01 15:13:29 Analyzed Undergoing Analysis Vulnerability Status updated
2023-03-01 15:13:29 Weakness Enumeration update
2023-03-01 22:14:54 2023-03-01T20:16:24 CVE Modified Date updated
2023-03-01 22:14:54 Undergoing Analysis Analyzed Vulnerability Status updated