What’s Vulnerable › Vulnerabilities

CVE-2021-47643: media: ir_toy: free before error exiting

• 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: 2025-02-26 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: media: ir_toy: free before error exiting Fix leak in error path.

Affected products

• Linux kernel: from 5.9 before 5.10.110; from 5.11 before 5.15.33; from 5.16 before 5.16.19; from 5.17 before 5.17.2 — fixed in 5.10.110, 5.15.33, 5.16.19, 5.17.2

How to fix

Upgrade to a fixed version: Linux kernel 5.10.110, 5.15.33, 5.16.19, 5.17.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/2011363c196846c083649c91ed30aeef64358d52
• https://git.kernel.org/stable/c/382e0f6958ef34eb093127b6d74c12f3b8fd0904
• https://git.kernel.org/stable/c/52cdb013036391d9d87aba5b4fc49cdfc6ea4b23
• https://git.kernel.org/stable/c/93ef3fdf3b6633c58f049e5a6be755777dde4340
• https://git.kernel.org/stable/c/99e3f83539cac6884a4df02cb204a57a184ea12b

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