CVE-2022-48717: Linux Kernel

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: ASoC: max9759: fix underflow in speaker_gain_control_put() Check for negative values of "priv->gain" to prevent an out of bounds access. The concern is that these might come from the user via: -> snd_ctl_elem_write_user() -> snd_ctl_elem_write() -> kctl->put()

Affected products

• Linux Linux Kernel: from 4.17, before 4.19.228 (fixed in 4.19.228); from 4.20, before 5.4.178 (fixed in 5.4.178); from 5.5, before 5.10.99 (fixed in 5.10.99); from 5.11, before 5.15.22 (fixed in 5.15.22); from 5.16, before 5.16.8 (fixed in 5.16.8); version 5.17 only

Published 2024-06-20. Last modified 2026-08-04.