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  1. CVEs
  2. CVE-2021-38199
  1. CVEs

CVE-2021-38199

medium
  • Information
  • CPEs
  • Plugins

Description

fs/nfs/nfs4client.c in the Linux kernel before 5.13.4 has incorrect connection-setup ordering, which allows operators of remote NFSv4 servers to cause a denial of service (hanging of mounts) by arranging for those servers to be unreachable during trunking detection.

References

  • Advisories
  • More

https://www.debian.org/security/2021/dsa-4978

https://security.netapp.com/advisory/ntap-20210902-0010/

https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html

https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html

https://github.com/torvalds/linux/commit/dd99e9f98fbf423ff6d365b37a98e8879170f17c

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4

Details

Source: Mitre, NVD

Published: 2021-08-08

Updated: 2021-12-21

Risk Information

CVSS v2

Base Score: 3.3

Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: Medium

EPSS

EPSS: 0.00071

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