Riskcovery

CVE-2021-47332

ALSA: usx2y: Don't call free_pages_exact() with NULL address

State
Published
Severity
Not scored
Published
May 21, 2024
Updated
May 11, 2026
Reserved
May 21, 2024

Read the record on cve.org

Description

In the Linux kernel, the following vulnerability has been resolved:

ALSA: usx2y: Don't call free_pages_exact() with NULL address

Unlike some other functions, we can't pass NULL pointer to free_pages_exact(). Add a proper NULL check for avoiding possible Oops.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 36b8defc447627c3e91058c43941ec15d827556e to before 88262229b778f4f7a896da828d966f94dcb35d19Affected
  • 36b8defc447627c3e91058c43941ec15d827556e to before 7d7f30cf182e55023fa8fde4c084b2d37c6be69dAffected
  • 36b8defc447627c3e91058c43941ec15d827556e to before bee295f5e03510252d18b25cc1d26230256eb87aAffected
  • 36b8defc447627c3e91058c43941ec15d827556e to before 82e5ee742fdd8874fe996181b87fafe1eb5f1196Affected
  • 36b8defc447627c3e91058c43941ec15d827556e to before cae0cf651adccee2c3f376e78f30fbd788d0829fAffected
LinuxLinux
  • 5.2Affected
  • before 5.2Not affected
  • 5.4.134 through 5.4.*Not affected
  • 5.10.52 through 5.10.*Not affected
  • 5.12.19 through 5.12.*Not affected
  • 5.13.4 through 5.13.*Not affected
  • 5.14 and laterNot affected

References

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