CVE-2024-40999

MEDIUM

Linux Kernel 4.9-6.9.6 - Denial of Service via Invalid ENA Completion Descriptor

Title source: llm

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.

References (2)

Core 2

Core References

Patch

https://git.kernel.org/stable/c/42146ee5286f16f1674a84f7c274dcca65c6ff2e

Patch

https://git.kernel.org/stable/c/b37b98a3a0c1198bafe8c2d9ce0bc845b4e7a9a7

Scores

CVSS v3 5.5

EPSS 0.0024

EPSS Percentile 14.9%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

Status published

Products (8)

linux/Kernel 4.9.0 - 6.9.7linux

Linux/Linux < 4.9

Linux/Linux 1738cd3ed342294360d6a74d4e58800004bff854 - 42146ee5286f16f1674a84f7c274dcca65c6ff2e

Linux/Linux 1738cd3ed342294360d6a74d4e58800004bff854 - b37b98a3a0c1198bafe8c2d9ce0bc845b4e7a9a7

Linux/Linux 4.9

Linux/Linux 6.10

Linux/Linux 6.9.7 - 6.9.*

linux/linux_kernel 4.9 - 6.9.7

Published Jul 12, 2024

Tracked Since Feb 18, 2026