Out-of-bounds Read Affecting kernel-64k-debug-devel-matched package, versions <0:5.14.0-503.21.1.el9_5


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-RHEL9-KERNEL64KDEBUGDEVELMATCHED-8425290
  • published27 Nov 2024
  • disclosed8 Nov 2024

Introduced: 8 Nov 2024

CVE-2024-50208  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade RHEL:9 kernel-64k-debug-devel-matched to version 0:5.14.0-503.21.1.el9_5 or higher.
This issue was patched in RHSA-2025:0059.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-64k-debug-devel-matched package and not the kernel-64k-debug-devel-matched package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

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.

CVSS Scores

version 3.1