CVE-2024-40999

MEDIUM
MEDIUM Priority: 0.04 BB Relevance: 36/100
Published: 2024-07-12 Modified: 2026-10-30 First seen: 2026-10-30 Status: active

Attack Surface

Low Complexity No Interaction

CVSS Vector Breakdown

AV: Local
AC: Low
PR: Low
UI: None
S: Unchanged
C: None
I: None
A: High

Description

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.

Affected Software (6)

VendorProductVersion
Linux Linux 1738cd3ed342294360d6a74d4e58800004bff854 < 4f163a8035e76e835a984cf548b3e6922cfe145f
Linux Linux 1738cd3ed342294360d6a74d4e58800004bff854 < edb9a302cc9386142beffe5d9bbe4bfd36999eee
Linux Linux 1738cd3ed342294360d6a74d4e58800004bff854 < 42146ee5286f16f1674a84f7c274dcca65c6ff2e
Linux Linux 1738cd3ed342294360d6a74d4e58800004bff854 < b37b98a3a0c1198bafe8c2d9ce0bc845b4e7a9a7
Linux Linux 4.9
linux linux_kernel 4.9 – 6.9.7

Bug Bounty Relevance

36 / 100
✓ Low complexity
✓ No user interaction

CVSS Score

5.5 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS — Exploitation Probability

0.67%
Raw Score 0.006740
Percentile 52.1%
Date 2026-10-30

EPSS Trend

2026-10-30
0.00674
2026-10-29
0.00674

Intelligence Sources

mitre ref →
nvd ref →