PT-2024-11411 · Linux+2 · Linux Kernel+2

Dan Carpenter · Published 2021-09-07 · Updated 2024-12-31 · CVE-2021-47415

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A possible NULL dereference issue has been resolved in the Linux kernel. The issue is related to the iwlwifi module, specifically in the iwl mvm remove time event() function, where a check is added to ensure that te data->vif is NULL before dereferencing it.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

BDU:2025-14222

CVE-2021-47415

OPENSUSE-SU-2024_2189-1

SUSE-SU-2024:2008-1

SUSE-SU-2024:2011-1

SUSE-SU-2024:2019-1

SUSE-SU-2024:2189-1

SUSE-SU-2024:2190-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 1245

• https://osv.dev/vulnerability/SUSE-SU-2024:2019-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-47415 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2024:2190-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-47415 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-47415 · Security Note
• https://git.kernel.org/stable/c/432d8185e9ffce97e3866ca71c39b0807a456920 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2024:2008-1 · Vendor Advisory
• https://git.kernel.org/stable/c/24d5f16e407b75bc59d5419b957a9cab423b2681 · Patch
• https://bdu.fstec.ru/vul/2025-14222 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-47415 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-47415 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-47415 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2024:2189-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2024:2011-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-47415 · Vendor Advisory