CVE-2024-40999net: ena: Add validation for completion descriptors consistency
Updated under an hour ago ()
Does this affect you?
It affects Linux and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
In the Linux kernel, the following vulnerability has been resolved: net: ena: Add validation for completion descriptors consistency Validate that `first` flag is set only for the first descriptor in multi-buffer packets. In case of an invalid descriptor, a reset will occur. A new reset reason for RX data corruption has been added.
- CVSS
- 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- Not given
- 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 21, 2026
- First seen by InfoSec Signals
- Oct 21, 2026
Affected products
Linux Linux linux:linux (from the name) | from 1738cd3ed342294360d6a74d4e58800004bff854 before edb9a302cc9386142beffe5d9bbe4bfd36999eee; from 1738cd3ed342294360d6a74d4e58800004bff854 before 42146ee5286f16f1674a84f7c274dcca65c6ff2e; from 1738cd3ed342294360d6a74d4e58800004bff854 before b37b98a3a0c1198bafe8c2d9ce0bc845b4e7a9a7 | CNA record |
linux linux_kernel linux:linux_kernel | from 4.9 before 6.9.7 | NVD |
References
- https://git.kernel.org/stable/c/edb9a302cc9386142beffe5d9bbe4bfd36999eee
- https://git.kernel.org/stable/c/42146ee5286f16f1674a84f7c274dcca65c6ff2epatch
- https://git.kernel.org/stable/c/b37b98a3a0c1198bafe8c2d9ce0bc845b4e7a9a7patch
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.