CVE-2020-35508

MEDIUM

Linux Kernel < 5.12 - Improper Initialization in Process ID Handling

Title source: llm
STIX 2.1

Description

A flaw possibility of race condition and incorrect initialization of the process id was found in the Linux kernel child/parent process identification handling while filtering signal handlers. A local attacker is able to abuse this flaw to bypass checks to send any signal to a privileged process.

References (3)

Core 3
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1902724
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20210513-0006/

Scores

CVSS v3 4.5
EPSS 0.0022
EPSS Percentile 13.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

Details

CWE
CWE-665 CWE-362
Status published
Products (19)
linux/linux_kernel 5.12 (5 CPE variants)
linux/linux_kernel < 5.12
netapp/a700s_firmware
netapp/aff_a400_firmware
netapp/brocade_fabric_operating_system_firmware
netapp/fas8300_firmware
netapp/fas8700_firmware
netapp/h300e_firmware
netapp/h300s_firmware
netapp/h410c_firmware
... and 9 more
Published Mar 26, 2021
Tracked Since Feb 18, 2026