CVE-2026-46117 | BDVDB-2026-336237 Detail
LinuxLinux
Description#
In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Remove user triggerable WARN_ON() in mana_ib_create_qp_rss() Sashiko points out that the user can specify WQs sharing the same CQ as a part of the uAPI and this will trigger the WARN_ON() then go on to corrupt the kernel. Just reject it outright and fail the QP creation.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.
Weaknesses#
References#
- https://git.kernel.org/stable/c/9cc0c6b1ba8cd5c55aef043e1384de0a8b4efa71
- https://git.kernel.org/stable/c/9ef65af26b2a6738bf15812042e84b3112402d3a
- https://git.kernel.org/stable/c/db991ba50087ad99fa12a2c483aa3be19671ea73
- https://git.kernel.org/stable/c/159f2efabc89d3f931d38f2d35876535d4abf0a3
- https://access.redhat.com/security/cve/CVE-2026-46117
- https://bugzilla.redhat.com/show_bug.cgi?id=2482576
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46117.json
- https://access.redhat.com/errata/RHSA-2026:30129
- https://access.redhat.com/errata/RHSA-2026:65712
- https://access.redhat.com/errata/RHSA-2026:67720
- https://access.redhat.com/errata/RHSA-2026:27789
- https://access.redhat.com/errata/RHSA-2026:42552
- https://access.redhat.com/errata/RHSA-2026:42550
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.