Bug 2422811 (CVE-2025-68321) - CVE-2025-68321 kernel: page_pool: always add GFP_NOWARN for ATOMIC allocations
Summary: CVE-2025-68321 kernel: page_pool: always add GFP_NOWARN for ATOMIC allocations
Keywords:
Status: NEW
Alias: CVE-2025-68321
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: 2025-12-16 16:03 UTC by OSIDB Bzimport
Modified: 2025-12-16 19:04 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
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Description OSIDB Bzimport 2025-12-16 16:03:18 UTC
In the Linux kernel, the following vulnerability has been resolved:

page_pool: always add GFP_NOWARN for ATOMIC allocations

Driver authors often forget to add GFP_NOWARN for page allocation
from the datapath. This is annoying to users as OOMs are a fact
of life, and we pretty much expect network Rx to hit page allocation
failures during OOM. Make page pool add GFP_NOWARN for ATOMIC allocations
by default.


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