CVE-2022-28893

Name: CVE-2022-28893
Creator: NVD / NIST
Published: 2022-04-11T05:15:07.7+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2022-28893 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. The SUNRPC subsystem in the Linux kernel through 5.17.2 can call xs_xprt_free before ensuring that sockets are in the intended state.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

The SUNRPC subsystem in the Linux kernel through 5.17.2 can call xs_xprt_free before ensuring that sockets are in the intended state.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.40%

32.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	>= 5.1, < 5.4.196
Linux	Linux Kernel	>= 5.5, < 5.10.117
Linux	Linux Kernel	>= 5.11, < 5.15.41
Linux	Linux Kernel	>= 5.16, < 5.16.20
Linux	Linux Kernel	>= 5.17, < 5.17.3
Netapp	Solidfire\, Enterprise Sds \& Hci Storage Node	All versions
Netapp	Solidfire \& Hci Management Node	All versions
Netapp	Hci Compute Node Firmware	All versions
Netapp	H300s Firmware	All versions
Netapp	H500s Firmware	All versions
Netapp	H700s Firmware	All versions
Netapp	H300e Firmware	All versions
Netapp	H500e Firmware	All versions
Netapp	H700e Firmware	All versions
Netapp	H410s Firmware	All versions
Netapp	H410c Firmware	All versions
Debian	Debian Linux	11.0

References

http://www.openwall.com/lists/oss-security/2022/04/11/3Mailing List, Patch, Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/04/11/4Issue Tracking, Mailing List, Patch
http://www.openwall.com/lists/oss-security/2022/04/11/5Mailing List, Patch, Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1a3b1bba7c7a5eb8a11513cf88427cb9d77bc60aPatch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20220526-0002/Third Party Advisory
https://www.debian.org/security/2022/dsa-5161Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/04/11/3Mailing List, Patch, Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/04/11/4Issue Tracking, Mailing List, Patch
http://www.openwall.com/lists/oss-security/2022/04/11/5Mailing List, Patch, Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1a3b1bba7c7a5eb8a11513cf88427cb9d77bc60aPatch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20220526-0002/Third Party Advisory
https://www.debian.org/security/2022/dsa-5161Mailing List, Third Party Advisory

Timeline

Published: Apr 11, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-28893?

The SUNRPC subsystem in the Linux kernel through 5.17.2 can call xs_xprt_free before ensuring that sockets are in the intended state.

How severe is CVE-2022-28893?

CVE-2022-28893 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2022-28893?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-28893?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST