CVE-2021-47332
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-47332
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47332.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2021-47332
- Downstream
- Related
- Published
- 2024-05-21T15:15:20Z
- Modified
- 2025-08-09T20:01:26Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
ALSA: usx2y: Don't call freepagesexact() with NULL address
Unlike some other functions, we can't pass NULL pointer to freepagesexact(). Add a proper NULL check for avoiding possible Oops.
- References
-
- https://git.kernel.org/stable/c/7d7f30cf182e55023fa8fde4c084b2d37c6be69d
- https://git.kernel.org/stable/c/82e5ee742fdd8874fe996181b87fafe1eb5f1196
- https://git.kernel.org/stable/c/88262229b778f4f7a896da828d966f94dcb35d19
- https://git.kernel.org/stable/c/bee295f5e03510252d18b25cc1d26230256eb87a
- https://git.kernel.org/stable/c/cae0cf651adccee2c3f376e78f30fbd788d0829f