IBM Support

Security Bulletin: Linux Kernel vulnerability may affect IBM Spectrum Protect Plus (CVE-2021-3715)

Security Bulletin


IBM Spectrum Protect Plus may be affected by a Linux Kernel vulnerability that allows an attacker to gain elevated privileges on the system.

Vulnerability Details

CVEID:   CVE-2021-3715
DESCRIPTION:   Linux Kernel could allow a local authenticated attacker to gain elevated privileges on the system, caused by a use-after-free in route4_change() in net/sched/cls_route.c. By sending a specially-crafted request, an attacker could exploit this vulnerability to escalate privileges.
CVSS Base score: 7.8
CVSS Temporal Score: See: for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

ffected Product(s)Version(s)
IBM Spectrum Protect Plus10.1.0.0-10.1.8.x



IBM Spectrum Protect
Plus Release
First Fixing
VRM Level
PlatformLink to Fix
      10.1   10.1.9Linux

Workarounds and Mitigations


Get Notified about Future Security Bulletins



Change History

27 January 2022: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.


Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location


[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSNQFQ","label":"IBM Spectrum Protect Plus"},"Component":"","Platform":[{"code":"PF016","label":"Linux"}],"Version":"10.1","Edition":"","Line of Business":{"code":"LOB26","label":"Storage"}}]

Document Information

Modified date:
27 January 2022