CVE-2025-38514

rxrpc: Fix oops due to non-existence of prealloc backlog struct

Description

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix oops due to non-existence of prealloc backlog struct If an AF_RXRPC service socket is opened and bound, but calls are preallocated, then rxrpc_alloc_incoming_call() will oops because the rxrpc_backlog struct doesn't get allocated until the first preallocation is made. Fix this by returning NULL from rxrpc_alloc_incoming_call() if there is no backlog struct. This will cause the incoming call to be aborted.

N/A

CVSS

Severity:

EPSS 0.02%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/bf0ca6a1bc4fb904b598137c6718785a107e3adf
https://git.kernel.org/stable/c/f7afb3ff01c42c49e8a143cdce400b95844bb506
https://git.kernel.org/stable/c/f5e72b7824d08c206ce106d30cb37c4642900ccc
https://git.kernel.org/stable/c/0eef29385d715d4c7fd707b18d4a9b76c76dd5e6
https://git.kernel.org/stable/c/efc1b2b7c1a308b60df8f36bc2d7ce16d3999364
https://git.kernel.org/stable/c/d1ff5f9d2c5405681457262e23c720b08977c11f
https://git.kernel.org/stable/c/2c2e9ebeb036f9b1b09325ec5cfdfe0e78f357c3
https://git.kernel.org/stable/c/880a88f318cf1d2a0f4c0a7ff7b07e2062b434a4

Frequently Asked Questions

What is the severity of CVE-2025-38514?: CVE-2025-38514 has not yet been assigned a CVSS score.
How to fix CVE-2025-38514?: To fix CVE-2025-38514, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-38514 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2025-38514 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-38514?: CVE-2025-38514 affects Linux Linux, Linux Linux.

This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.