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CVE-2022-50127

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CVE-2022-50127

Published: Jun 18, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix error unwind in rxe_create_qp() In the function rxe_create_qp(), rxe_qp_from_init() is called to initialize qp, internally things like the spin locks are not setup until rxe_qp_init_req(). If an error occures before this point then the unwind will call rxe_cleanup() and eventually to rxe_qp_do_cleanup()/rxe_cleanup_task() which will oops when trying to access the uninitialized spinlock. Move the spinlock initializations earlier before any failures.

VendorProductVersions

Linux

Linux

affected
8700e3e7c4857d28ebaa824509934556da0b3e76 - < 3c838ca6fbdb173102780d7bdf18f2f7d9e30979
affected
8700e3e7c4857d28ebaa824509934556da0b3e76 - < 1a63f24e724f677db1ab21251f4d0011ae0bb5b5
affected
8700e3e7c4857d28ebaa824509934556da0b3e76 - < b348e204a53103f51070513a7494da7c62ecbdaa
affected
8700e3e7c4857d28ebaa824509934556da0b3e76 - < 3ef491b26c720a87fcfbd78b7dc8eb83d9753fe6
affected
8700e3e7c4857d28ebaa824509934556da0b3e76 - < 2ceeb04252e621c0b128ecc8fedbca922d11adba

+3 more versions

Linux

Linux

affected
4.8
unaffected
0 - < 4.8
unaffected
4.14.291 - <= 4.14.*
unaffected
4.19.256 - <= 4.19.*
unaffected
5.4.211 - <= 5.4.*

+5 more versions

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