CVE-2025-38249 — Out-of-bounds Read in Linux
Severity
7.1HIGHNVD
OSV5.6OSV3.2
EPSS
0.0%
top 93.09%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJul 9
Latest updateMar 25
Description
In the Linux kernel, the following vulnerability has been resolved:
ALSA: usb-audio: Fix out-of-bounds read in snd_usb_get_audioformat_uac3()
In snd_usb_get_audioformat_uac3(), the length value returned from
snd_usb_ctl_msg() is used directly for memory allocation without
validation. This length is controlled by the USB device.
The allocated buffer is cast to a uac3_cluster_header_descriptor
and its fields are accessed without verifying that the buffer
is large enough. If the device returns a…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HExploitability: 1.8 | Impact: 5.2
Affected Packages4 packages
▶CVEListV5linux/linux9a2fe9b801f585baccf8352d82839dcd54b300cf — 24ff7d465c4284529bbfa207757bffb6f44b6403+8
Also affects: Debian Linux 11.0