CVE-2022-25477: rtsper — Fix

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 leaks driver logs that contain addresses of kernel mode objects, weakening KASLR.

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CVSS v3.1 Score

5.5

MEDIUM

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

Weakness Type (CWE)

CWE-532 CWE-532

Affected Products

Vendor	Product	Versions
realtek	rtsper	< 10.0.22000.21355
realtek	rtsuer	< 10.0.22000.31274

References

Advisories & Patches

https://www.realtek.com/images/safe-report/Realtek_RtsPer_RtsUer_Security_Advisory_Report.pdf https://www.realtek.com/images/safe-report/Realtek_RtsPer_RtsUer_Security_Advisory_Report.pdf

Other References

http://realtek.com https://gist.github.com/zwclose/feb16f1424779a61cb1d9f6d5681408a https://zwclose.github.io/2024/10/14/rtsper1.html http://realtek.com https://gist.github.com/zwclose/feb16f1424779a61cb1d9f6d5681408a

Frequently Asked Questions

What is CVE-2022-25477? +

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 leaks driver logs that contain addresses of kernel mode objects, weakening KASLR. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-25477? +

CVE-2022-25477 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2022-25477? +

CVE-2022-25477 affects products from realtek, specifically: rtsper, rtsuer. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2022-25477? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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