CVE-2024-50172: RDMA/bnxt_re: Fix a possible memory leak

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-11-07 · updated 2026-06-17
Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Fix a possible memory leak In bnxt_re_setup_chip_ctx() when bnxt_qplib_map_db_bar() fails driver is not freeing the memory allocated for "rdev->chip_ctx".

Affected products

Linux kernel: from 6.5 before 6.6.59; from 6.7 before 6.11.6; 6.12-rc1, 6.12-rc2, 6.12-rc3 — fixed in 6.11.6, 6.6.59

How to fix

Upgrade to a fixed version: Linux kernel 6.11.6, 6.6.59. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/3fc5410f225d1651580a4aeb7c72f55e28673b53
https://git.kernel.org/stable/c/595fa9b17201028d35f92d450fc0ecda873fe469
https://git.kernel.org/stable/c/73e04a6114e08b5eb10e589e12b680955accb376

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