CVE-2026-46145
Not scored
RDMA/mana: Validate rx_hash_key_len
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.
Exploit probability
0.1%
Published
May 28, 2026
Required by
Not available
Last source change
July 16, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2026-46145
View original source
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.
05 / REFERENCES
Further evidence
- https://access.redhat.com/errata/RHSA-2026:27353
- https://access.redhat.com/errata/RHSA-2026:27354
- https://access.redhat.com/errata/RHSA-2026:27789
- https://access.redhat.com/errata/RHSA-2026:30129
- https://access.redhat.com/security/cve/CVE-2026-46145
- https://bugzilla.redhat.com/show_bug.cgi?id=2482581
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/012796f9541fcd0c1fa8ae4da7eb4d83931ef838
- https://git.kernel.org/stable/c/11c1431d641e0e4e0529e96957995820600c7287
- https://git.kernel.org/stable/c/6dd2d4ad9c8429523b1c220c5132bd551c006425
- https://git.kernel.org/stable/c/7d7c9f0fcd19c4d2f0164347c58d49cafa961b72
- https://git.kernel.org/stable/c/7d94f155f354b961c598f71bafa804dceded513f
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46145.json
- https://nvd.nist.gov/vuln/detail/CVE-2026-46145
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46145.json