CVEvulnerability

CVE-2020-35508

4.5 MEDIUM Published 2021-03-26 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-03-26
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.5 MEDIUM — CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS 2.0 ([email protected])
4.4 MEDIUM — AV:L/AC:M/Au:N/C:P/I:P/A:P
Weaknesses
CWE-362, CWE-665

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.

Affected configurations

• linux linux kernel (< 5.12) • linux linux kernel 5.12 • redhat enterprise linux 8.0 • netapp a700s firmware • netapp brocade fabric operating system firmware • netapp fas8300 firmware • netapp fas8700 firmware • netapp aff a400 firmware • netapp h300s firmware • netapp h500s firmware • netapp h700s firmware • netapp h300e firmware • netapp h500e firmware • netapp h700e firmware • netapp h410s firmware • netapp h410c firmware • netapp h610c firmware • netapp h610s firmware • netapp h615c firmware

Related

Weakness · CWE (2)

  • CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization weakness
  • CWE-665 Improper Initialization weakness

References