CVE-2021-47332
N/A
N/A
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 36b8defc447627c3e91058c43941ec15d827556e < 88262229b778f4f7a896da828d966f94dcb35d19 | affected |
| Linux | Linux | 36b8defc447627c3e91058c43941ec15d827556e < 7d7f30cf182e55023fa8fde4c084b2d37c6be69d | affected |
| Linux | Linux | 36b8defc447627c3e91058c43941ec15d827556e < bee295f5e03510252d18b25cc1d26230256eb87a | affected |
| Linux | Linux | 36b8defc447627c3e91058c43941ec15d827556e < 82e5ee742fdd8874fe996181b87fafe1eb5f1196 | affected |
| Linux | Linux | 36b8defc447627c3e91058c43941ec15d827556e < cae0cf651adccee2c3f376e78f30fbd788d0829f | affected |
| Linux | Linux | 5.2 | affected |
| Linux | Linux | 0 < 5.2 | unaffected |
| Linux | Linux | 5.4.134 <= 5.4.* | unaffected |
| Linux | Linux | 5.10.52 <= 5.10.* | unaffected |
| Linux | Linux | 5.12.19 <= 5.12.* | unaffected |
| Linux | Linux | 5.13.4 <= 5.13.* | unaffected |
| Linux | Linux | 5.14 <= * | unaffected |
Weaknesses
ADP Enrichment
CVE Program Container
Additional References
- https://git.kernel.org/stable/c/88262229b778f4f7a896da828d966f94dcb35d19
- https://git.kernel.org/stable/c/7d7f30cf182e55023fa8fde4c084b2d37c6be69d
- https://git.kernel.org/stable/c/bee295f5e03510252d18b25cc1d26230256eb87a
- https://git.kernel.org/stable/c/82e5ee742fdd8874fe996181b87fafe1eb5f1196
- https://git.kernel.org/stable/c/cae0cf651adccee2c3f376e78f30fbd788d0829f
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://git.kernel.org/stable/c/88262229b778f4f7a896da828d966f94dcb35d19
- https://git.kernel.org/stable/c/7d7f30cf182e55023fa8fde4c084b2d37c6be69d
- https://git.kernel.org/stable/c/bee295f5e03510252d18b25cc1d26230256eb87a
- https://git.kernel.org/stable/c/82e5ee742fdd8874fe996181b87fafe1eb5f1196
- https://git.kernel.org/stable/c/cae0cf651adccee2c3f376e78f30fbd788d0829f
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