CVE-2021-47539

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

rxrpc: Fix rxrpc_peer leak in rxrpc_look_up_bundle()

Need to call rxrpc_put_peer() for bundle candidate before kfree() as it holds a ref to rxrpc_peer.

[DH: v2: Changed to abstract out the bundle freeing code into a function]

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-401

Affected software

VendorProductVersions
LinuxLinux>= 245500d853e9f20036cec7df4f6984ece4c6bf26, < 35b40f724c4ef0f683d94dab3af9ab38261d782b; >= 245500d853e9f20036cec7df4f6984ece4c6bf26, < bc97458620e38961af9505cc060ad4cf5c9e4af7; >= 245500d853e9f20036cec7df4f6984ece4c6bf26, < ca77fba821351190777b236ce749d7c4d353102e
LinuxLinux5.10

References

Timeline

Published
May 24, 2024
Last modified
Jun 17, 2026
NVD status
Analyzed

Related CVEs from 2021

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CVE-2021-47539: Medium severity, CVSS 5.5 | Vulnix