CVE-2022-25479

Name: CVE-2022-25479
Creator: NVD / NIST
Published: 2024-07-02T19:15:11.957+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.63%

Last modified Jun 17, 2026

CVE-2022-25479 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Vulnerability in Realtek RtsPer driver for PCIe Card Reader (RtsPer.sys) before 10.0.22000.21355 and Realtek RtsUer driver for USB Card Reader (RtsUer.sys) before 10.0.22000.31274 allows for the leakage of kernel memory from both the stack and the heap.. EPSS estimates a 0.63% chance of exploitation in the next 30 days.

Description

Vulnerability in Realtek RtsPer driver for PCIe Card Reader (RtsPer.sys) before 10.0.22000.21355 and Realtek RtsUer driver for USB Card Reader (RtsUer.sys) before 10.0.22000.31274 allows for the leakage of kernel memory from both the stack and the heap.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.63%

45.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Realtek	Rtsper	< 10.0.22000.21355
Realtek	Rtsuer	< 10.0.22000.31274

References

http://realtek.comBroken Link
https://gist.github.com/zwclose/feb16f1424779a61cb1d9f6d5681408aThird Party Advisory
https://www.realtek.com/images/safe-report/Realtek_RtsPer_RtsUer_Security_Advisory_Report.pdfVendor Advisory
https://zwclose.github.io/2024/10/14/rtsper1.html
http://realtek.comBroken Link
https://gist.github.com/zwclose/feb16f1424779a61cb1d9f6d5681408aThird Party Advisory
https://www.realtek.com/images/safe-report/Realtek_RtsPer_RtsUer_Security_Advisory_Report.pdfVendor Advisory

Timeline

Published: Jul 2, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-25479?

How severe is CVE-2022-25479?

CVE-2022-25479 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.63% probability of exploitation in the next 30 days.

How do I fix CVE-2022-25479?

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-2022-25479?

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

Scan your code now

Source: NVD / NIST