Description


In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix macsec possible null dereference when updating MAC security entity (SecY) Upon updating MAC security entity (SecY) in hw offload path, the macsec security association (SA) initialization routine is called. In case of extended packet number (epn) is enabled the salt and ssci attributes are retrieved using the MACsec driver rx_sa context which is unavailable when updating a SecY property such as encoding-sa hence the null dereference. Fix by using the provided SA to set those attributes.

Related CPE's


Weaknesses



CWE-476

CVSS impact metrics


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

5.5 · Medium

  • CVSS V3.1

  • CVSS V3.0

  • CVSS V2.0

Information


Source identifier

416baaa9-dc9f-4396-8d5f-8c081fb06d67

Vulnerability status

Analyzed

Published

2024-08-21T07:15:04.863

10 months ago

Last modified

2024-08-29T02:36:29.837

10 months ago