CVE-2026-46126
kernel: RDMA/mana: Fix mana_destroy_wq_obj() cleanup in mana_ib_create_qp_rss()
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · May 28, 2026
Updated · October 29, 2026
Description
A flaw was found in the Linux kernel's RDMA/mana component. This issue occurs during the error unwind flow in the mana_ib_create_qp_rss() function, specifically related to the Work Queue (WQ) table cleanup. Incorrect handling of the cleanup process, including a double decrement and an undone operation, could lead to improper resource management. This may result in system instability or a denial of service (DoS).
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-459 · Incomplete Cleanup