Bug 2396143 (CVE-2023-53340) - CVE-2023-53340 kernel: net/mlx5: Collect command failures data only for known commands
Summary: CVE-2023-53340 kernel: net/mlx5: Collect command failures data only for known...
Keywords:
Status: NEW
Alias: CVE-2023-53340
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-09-17 15:03 UTC by OSIDB Bzimport
Modified: 2026-06-29 18:42 UTC (History)
2 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2025-09-17 15:03:52 UTC
In the Linux kernel, the following vulnerability has been resolved:

net/mlx5: Collect command failures data only for known commands

DEVX can issue a general command, which is not used by mlx5 driver.
In case such command is failed, mlx5 is trying to collect the failure
data, However, mlx5 doesn't create a storage for this command, since
mlx5 doesn't use it. This lead to array-index-out-of-bounds error.

Fix it by checking whether the command is known before collecting the
failure data.

Comment 1 Jon Moroney 2025-09-17 18:39:11 UTC Comment hidden (spam)

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