CVE-2023-53528: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix unsafe drain work queue code If create_qp does not fully succeed it is possible for qp cleanup code to attempt to drain the send or recv work queues before the queues have been created causing a seg fault. This patch checks to see if the queues exist before attempting to drain them.

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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:N/I:N/A:H

Affected Products

Vendor	Product	Versions
linux	linux_kernel	6.4 — 6.4.16
linux	linux_kernel	6.5 — 6.5.3

References

Advisories & Patches

https://git.kernel.org/stable/c/5993b75d0bc71cd2b441d174b028fc36180f032c https://git.kernel.org/stable/c/d366642b3099bd322375f5b71ba84ab1d586cd6d https://git.kernel.org/stable/c/da572f6313aeead1f79e0810666bd8d8ffc794d4

Frequently Asked Questions

What is CVE-2023-53528? +

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix unsafe drain work queue code If create_qp does not fully succeed it is possible for qp cleanup code to attempt to drain the send or recv work queues before the queues have been created causing a seg fault. This patch checks to see if the queues exist before attempting to drain them. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2023-53528? +

CVE-2023-53528 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-2023-53528? +

CVE-2023-53528 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-53528? +

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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CVE-2023-53528