In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Add sanity NULL check for the default mmap fault handler A driver might allow the mmap access before initializing its runtime->dma_area properly. Add a proper NULL check before passing to virt_to_page() for avoiding a panic.
| Version | Score | Severity | Vector String |
|---|---|---|---|
| 3.1 | 5.5 | Medium | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| Product | Vendor | Version |
|---|---|---|
| Linux | Linux | 7.2.1 |
| Linux | Linux | 2.185 and earlier, LTS 2.176.1 and earlier |
| Linux | Linux | 1.2.4 |
| Linux | Linux | 21.18.12 |