CVE-2026-23208
Severity
7.8HIGH
EPSS
0.0%
top 96.69%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 14
Description
In the Linux kernel, the following vulnerability has been resolved:
ALSA: usb-audio: Prevent excessive number of frames
In this case, the user constructed the parameters with maxpacksize 40
for rate 22050 / pps 1000, and packsize[0] 22 packsize[1] 23. The buffer
size for each data URB is maxpacksize * packets, which in this example
is 40 * 6 = 240; When the user performs a write operation to send audio
data into the ALSA PCM playback stream, the calculated number of frames
is packsize[0] * pac…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9
Affected Packages3 packages
▶CVEListV5linux/linux02c56650f3c118d3752122996d96173d26bb13aa — 480a1490c595a242f27493a4544b3efb21b29f6a+8
Patches
🔴Vulnerability Details
3GHSA▶
GHSA-gmr7-w89v-rr2q: In the Linux kernel, the following vulnerability has been resolved:
ALSA: usb-audio: Prevent excessive number of frames
In this case, the user const↗2026-02-14
OSV▶
CVE-2026-23208: In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Prevent excessive number of frames In this case, the user constru↗2026-02-14