CVE-2026-46145RDMA/mana: Validate rx_hash_key_len
Updated under an hour ago ()
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It affects Linux and 5 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-787
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Modified
- Record last updated
- Oct 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | 0266a177631d4c6b963b5b12dd986a8c5abdbf06 builds before 7d7c9f0fcd19c4d2f0164347c58d49cafa961b72; 0266a177631d4c6b963b5b12dd986a8c5abdbf06 builds before 11c1431d641e0e4e0529e96957995820600c7287; from 0266a177631d4c6b963b5b12dd986a8c5abdbf06 before 012796f9541fcd0c1fa8ae4da7eb4d83931ef838; 0266a177631d4c6b963b5b12dd986a8c5abdbf06 builds before 7d94f155f354b961c598f71bafa804dceded513f; 0266a177631d4c6b963b5b12dd986a8c5abdbf06 builds before 6dd2d4ad9c8429523b1c220c5132bd551c006425 | CNA record |
Red Hat Red Hat Enterprise Linux 10 redhat:enterprise_linux | from 0:6.12.0-211.28.1.el10_2 not affected | CISA ADP |
Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support redhat:enterprise_linux_eus | from 0:6.12.0-55.103.1.el10_0 not affected | CISA ADP |
from 0:5.14.0-427.149.1.el9_4 not affected | CISA ADP | |
Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support redhat:rhel_eus | from 0:5.14.0-570.138.1.el9_6 not affected | CISA ADP |
linux linux_kernel linux:linux_kernel | from 6.2 before 6.6.141; from 6.7 before 6.12.88; from 6.13 before 6.18.30; from 6.19 before 7.0.7; 7.1; 7.1 | NVD |
References
- https://git.kernel.org/stable/c/7d7c9f0fcd19c4d2f0164347c58d49cafa961b72patch
- https://git.kernel.org/stable/c/11c1431d641e0e4e0529e96957995820600c7287patch
- https://git.kernel.org/stable/c/012796f9541fcd0c1fa8ae4da7eb4d83931ef838patch
- https://git.kernel.org/stable/c/7d94f155f354b961c598f71bafa804dceded513fpatch
- https://git.kernel.org/stable/c/6dd2d4ad9c8429523b1c220c5132bd551c006425patch
- 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/errata/RHSA-2026:62568
- https://access.redhat.com/errata/RHSA-2026:64767
- https://access.redhat.com/errata/RHSA-2026:65712
- 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
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.