PT-2024-11264 · Linux+6 · Linux Kernel+6

Dan Robertson · Published 2021-04-23 · Updated 2024-11-07 · CVE-2021-47257

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 logic error in the Linux kernel could result in a null dereference if the user sets the mode incorrectly for the given address type. This issue is related to the net: ieee802154 module, specifically in the parse dev addr function.

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

ALSA-2024:5101

ALSA-2024:5102

BDU:2025-07378

CESA-2024_5101

CESA-2024_5102

CVE-2021-47257

INFSA-2024_5101

INFSA-2024_5102

OESA-2024-1736

RHSA-2024:5101

RHSA-2024:5102

RHSA-2024_5101

RHSA-2024_5102

RLSA-2024:5101

RLSA-2024:5102

RXSA-2024:5101

SUSE-SU-2024:3189-1

SUSE-SU-2024:3251-1

SUSE-SU-2024:3252-1

Affected Products

Almalinux

Astra Linux

Centos

Linux Kernel

Red Hat

Rocky Linux

Suse

References · 808

• https://git.kernel.org/stable/c/c6998ccfefa652bac3f9b236821e392af43efa1e · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2024-27019 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-47281 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-47257 · Security Note
• https://linux.oracle.com/errata/ELSA-2024-5101.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-47354 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-47229 · Security Note
• https://git.kernel.org/stable/c/9fdd04918a452980631ecc499317881c1d120b70 · Patch
• https://osv.dev/vulnerability/ALSA-2024:5101 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-47334 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-35982 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-52880 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-47249 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-27014 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-52875 · Security Note