CVE-2025-39695
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-05

Last updated on: 2025-11-25

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Flush delayed SKBs while releasing RXE resources When skb packets are sent out, these skb packets still depends on the rxe resources, for example, QP, sk, when these packets are destroyed. If these rxe resources are released when the skb packets are destroyed, the call traces will appear. To avoid skb packets hang too long time in some network devices, a timestamp is added when these skb packets are created. If these skb packets hang too long time in network devices, these network devices can free these skb packets to release rxe resources.
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Meta Information
Published
2025-09-05
Last Modified
2025-11-25
Generated
2026-05-07
AI Q&A
2025-09-05
EPSS Evaluated
2026-05-05
NVD
CVE-2025-39695
Affected Vendors & Products
Showing 4 associated CPEs
Vendor Product Version / Range
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
linux linux_kernel 6.17
linux linux_kernel 6.17
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-NVD-CWE-noinfo
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AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability involves the Linux kernel's RDMA/rxe component where skb packets depend on rxe resources like QP and sk. When these packets are destroyed, if the rxe resources are released prematurely, call traces can occur. To prevent skb packets from hanging too long in network devices, a timestamp is added at creation, allowing devices to free these packets and release resources if they hang too long.


How can this vulnerability impact me? :

The vulnerability can cause call traces due to premature release of rxe resources while skb packets are still in use, potentially leading to network instability or resource management issues in systems using RDMA/rxe in the Linux kernel.


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