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CVE-2024-40999

5.5 medium SSVC exploitation: none Modified
NVD · CVE.org

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.

Fix

Patch, vendor advisory and mitigation references on NVD 4

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 4

  1. Cpes+1 CPE criteria (now 1)NVD modified 2026-10-21 13:17
  2. StatusPublished → ModifiedNVD modified 2026-10-21 13:17
  3. CVSS9.8 (v3.1, CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) → 5.5 (v3.1, CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)NVD modified 2026-10-21 13:17
  4. First seenCVSS 9.8 · linuxNVD modified 2026-10-21 12:34

Affected (CPE criteria) 1

  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

References 5