CVE-2021-28950

CVSS V2 Low 2.1 CVSS V3 Medium 5.5
Description
An issue was discovered in fs/fuse/fuse_i.h in the Linux kernel before 5.11.8. A "stall on CPU" can occur because a retry loop continually finds the same bad inode, aka CID-775c5033a0d1.
Overview
  • CVE ID
  • CVE-2021-28950
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-03-20T20:15:13
  • Last Modified Date
  • 2022-05-13T20:51:44
Weakness Enumerations
CWE URL
CWE-834 http://cwe.mitre.org/data/definitions/834.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 5.11.8
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.8 Patch Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=775c5033a0d164622d9d10dd0f0a5531639ed3ed Patch Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QRTPQE73ANG7D6M4L4PK5ZQDPO4Y2FVD/ Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FB6LUXPEIRLZH32YXWZVEZAD4ZL6SDK2/ Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html
https://www.debian.org/security/2022/dsa-5096
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-28950
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28950
History
Created Old Value New Value Data Type Notes
2022-05-10 15:46:23 Added to TrackCVE
2022-12-06 00:07:13 2021-03-20T20:15Z 2021-03-20T20:15:13 CVE Published Date updated
2022-12-06 00:07:13 2022-05-13T20:51:44 CVE Modified Date updated
2022-12-06 00:07:13 Analyzed Vulnerability Status updated