What’s Vulnerable › Vulnerabilities

CVE-2021-47264: ASoC: core: Fix Null-point-dereference in fmt_single_name()

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-21 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: core: Fix Null-point-dereference in fmt_single_name() Check the return value of devm_kstrdup() in case of Null-point-dereference.

Affected products

• Linux kernel: from 5.10 before 5.10.44; from 5.11 before 5.12.11; 5.13-rc1, 5.13-rc2, 5.13-rc3, 5.13-rc4, 5.13-rc5 — fixed in 5.10.44, 5.12.11

How to fix

Upgrade to a fixed version: Linux kernel 5.10.44, 5.12.11. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/047fd16015a79180771650aa6ce71f68b2c23368
• https://git.kernel.org/stable/c/0e2c9aeb00289f279b8181fbd4c20765127d8943
• https://git.kernel.org/stable/c/41daf6ba594d55f201c50280ebcd430590441da1
• https://git.kernel.org/stable/c/047fd16015a79180771650aa6ce71f68b2c23368
• https://git.kernel.org/stable/c/0e2c9aeb00289f279b8181fbd4c20765127d8943
• https://git.kernel.org/stable/c/41daf6ba594d55f201c50280ebcd430590441da1

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