CVE-2026-46145 | BDVDB-2026-336265 Detail
LinuxLinux
Description#
In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Validate rx_hash_key_len Sashiko points out that rx_hash_key_len comes from a uAPI structure and is blindly passed to memcpy, allowing the userspace to trash kernel memory. Bounds check it so the memcpy cannot overflow.
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/7d7c9f0fcd19c4d2f0164347c58d49cafa961b72
- https://git.kernel.org/stable/c/11c1431d641e0e4e0529e96957995820600c7287
- https://git.kernel.org/stable/c/012796f9541fcd0c1fa8ae4da7eb4d83931ef838
- https://git.kernel.org/stable/c/7d94f155f354b961c598f71bafa804dceded513f
- https://git.kernel.org/stable/c/6dd2d4ad9c8429523b1c220c5132bd551c006425
- https://access.redhat.com/security/cve/CVE-2026-46145
- https://bugzilla.redhat.com/show_bug.cgi?id=2482581
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46145.json
- https://access.redhat.com/errata/RHSA-2026:64767
- https://access.redhat.com/errata/RHSA-2026:30129
- https://access.redhat.com/errata/RHSA-2026:65712
- https://access.redhat.com/errata/RHSA-2026:62568
- https://access.redhat.com/errata/RHSA-2026:27789
- https://access.redhat.com/errata/RHSA-2026:27353
- https://access.redhat.com/errata/RHSA-2026:27354
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.