CVE-2021-47332
ALSA: usx2y: Don't call free_pages_exact() with NULL address
Vexday Risk Score
3Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS —EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
21 May 2024Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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 products
Linux · LinuxReferences
https://git.kernel.org/stable/c/7d7f30cf182e55023fa8fde4c084b2d37c6be69dhttps://git.kernel.org/stable/c/82e5ee742fdd8874fe996181b87fafe1eb5f1196https://git.kernel.org/stable/c/88262229b778f4f7a896da828d966f94dcb35d19https://git.kernel.org/stable/c/bee295f5e03510252d18b25cc1d26230256eb87ahttps://git.kernel.org/stable/c/cae0cf651adccee2c3f376e78f30fbd788d0829f