CVE-2021-28375

Advisory lineage Upstream: 0 Downstream: 19
Modified
Published: 15 Mar 2021, 04:51
Last modified:03 Aug 2024, 21:40

Vulnerability Summary

Overall Risk (default)
medium
31/100
CVSS Score
7.8 HIGH
v3.1 (nvd)
EPSS Score
0.06% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

15 Mar 2021, 04:51
Published
Vulnerability first disclosed
03 Aug 2024, 21:40
Last Modified
Vulnerability information updated

Description

An issue was discovered in the Linux kernel through 5.11.6. fastrpc_internal_invoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages, aka CID-20c40794eb85. This is a related issue to CVE-2019-2308.

CVSS Metrics

  • v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • v2.0•HIGH•Score: 7.2AV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS Trends

Current EPSS score: 0.06%• Percentile: 19%

Techniques & Countermeasures

  • CWE-862•Missing Authorization

    The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

Affected Systems

  • fedoraproject•fedora

    32 | 33 | 34

  • linux•linux_kernel

    ≥ 5.1, < 5.4.106 | ≥ 5.5, < 5.10.24 | ≥ 5.11, < 5.11.7

  • netapp•cloud_backup

    na

  • netapp•solidfire_baseboard_management_controller_firmware

    na

References (6)