PT-2024-11283 · Linux+1 · Linux Kernel+1

Yang Yingliang · Published 2021-06-09 · Updated 2024-12-26 · CVE-2021-47279

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 The issue is related to the brcmstb-usb-pinmap component in the Linux kernel. It causes a null pointer dereference if the platform get resource() function returns NULL. The problem arises because the return value of platform get resource() is not checked.

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:2025-07385

CVE-2021-47279

Affected Products

Astra Linux

Linux Kernel

References · 12

• https://bdu.fstec.ru/vul/2025-07385 · Security Note
• https://git.kernel.org/stable/c/2147684be1ebdaf845783139b9bc4eba3fecd9e4 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-47279 · Vendor Advisory
• https://git.kernel.org/stable/c/fbf649cd6d64d40c03c5397ecd6b1ae922ba7afc · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-47279 · Security Note
• https://ubuntu.com/security/CVE-2021-47279 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-47279 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-47279 · Security Note
• https://git.kernel.org/linus/fbf649cd6d64d40c03c5397ecd6b1ae922ba7afc · Note
• https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.11 · Note
• https://lore.kernel.org/linux-cve-announce/2024052153-CVE-2021-47279-6e4d@gregkh · Note
• https://twitter.com/CVEnew/status/1792928005192298819 · Twitter Post