Oracle Linux: CVE-2024-44995: ELSA-2024-12813: Unbreakable Enterprise kernel security update (IMPORTANT) (Multiple Advisories)

Oracle Linux: CVE-2024-44995: ELSA-2024-12813: Unbreakable Enterprise kernel security update (IMPORTANT) (Multiple Advisories)

Severity

4

CVSS

(AV:L/AC:L/Au:M/C:N/I:N/A:C)

Published

09/04/2024

Created

11/23/2024

Added

11/21/2024

Modified

01/23/2025

Description

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix a deadlock problem when config TC during resetting When config TC during the reset process, may cause a deadlock, the flow is as below: pf reset start │ ▼ ...... setup tc │ │▼ ▼DOWN: napi_disable() napi_disable()(skip) │ ││ ▼▼ ............ ││ ▼│ napi_enable()│ ▼ UINIT: netif_napi_del() │ ▼ ...... │ ▼ INIT: netif_napi_add() │ ▼ ...... global reset start ││ ▼▼ UP: napi_enable()(skip)...... ││ ▼▼ ...... napi_disable() In reset process, the driver will DOWN the port and then UINIT, in this case, the setup tc process will UP the port before UINIT, so cause the problem. Adds a DOWN process in UINIT to fix it.

Solution(s)

• oracle-linux-upgrade-kernel-uek

References

• https://attackerkb.com/topics/cve-2024-44995
• CVE - 2024-44995
• ELSA-2024-12813
• ELSA-2024-12815