CVE-2024-50208

RDMA/bnxt_re: Fix a bug while setting up Level-2 PBL pages

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Fix a bug while setting up Level-2 PBL pages Avoid memory corruption while setting up Level-2 PBL pages for the non MR resources when num_pages > 256K. There will be a single PDE page address (contiguous pages in the case of > PAGE_SIZE), but, current logic assumes multiple pages, leading to invalid memory access after 256K PBL entries in the PDE.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.06%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/df6fed0a2a1a5e57f033bca40dc316b18e0d0ce6 patch
https://git.kernel.org/stable/c/de5857fa7bcc9a496a914c7e21390be873109f26 patch
https://git.kernel.org/stable/c/ea701c1849e7250ea41a4f7493e0a5f136c1d47e patch
https://git.kernel.org/stable/c/87cb3b0054e53e0155b630bdf8fb714ded62565f patch
https://git.kernel.org/stable/c/daac56dd98e1ba814c878ac0acd482a37f2ab94b patch
https://git.kernel.org/stable/c/7988bdbbb85ac85a847baf09879edcd0f70521dc patch

Frequently Asked Questions

What is the severity of CVE-2024-50208?
CVE-2024-50208 has been scored as a medium severity vulnerability.
How to fix CVE-2024-50208?
To fix CVE-2024-50208, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-50208 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-50208 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-50208?
CVE-2024-50208 affects Linux Linux, Linux Linux.
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