Bug 2348208 (CVE-2022-49206) - CVE-2022-49206 kernel: RDMA/mlx5: Fix memory leak in error flow for subscribe event routine
Summary: CVE-2022-49206 kernel: RDMA/mlx5: Fix memory leak in error flow for subscribe...
Keywords:
Status: NEW
Alias: CVE-2022-49206
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-02-26 03:21 UTC by OSIDB Bzimport
Modified: 2025-03-26 09:29 UTC (History)
4 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2025-02-26 03:21:23 UTC 
In the Linux kernel, the following vulnerability has been resolved:

RDMA/mlx5: Fix memory leak in error flow for subscribe event routine

In case the second xa_insert() fails, the obj_event is not released.  Fix
the error unwind flow to free that memory to avoid a memory leak.
Comment 1 Avinash Hanwate 2025-02-26 13:33:06 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022618-CVE-2022-49206-51a6@gregkh/T
Comment 4 Avinash Hanwate 2025-02-26 17:47:32 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022618-CVE-2022-49206-51a6@gregkh/T
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