CVE-2025-38078 — Race Condition in Linux
Severity
4.7MEDIUMNVD
OSV5.5OSV3.2
EPSS
0.1%
top 78.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJun 18
Latest updateMar 25
Description
In the Linux kernel, the following vulnerability has been resolved:
ALSA: pcm: Fix race of buffer access at PCM OSS layer
The PCM OSS layer tries to clear the buffer with the silence data at
initialization (or reconfiguration) of a stream with the explicit call
of snd_pcm_format_set_silence() with runtime->dma_area. But this may
lead to a UAF because the accessed runtime->dma_area might be freed
concurrently, as it's performed outside the PCM ops.
For avoiding it, move the code into the PCM c…
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.0 | Impact: 3.6
Affected Packages4 packages
▶CVEListV5linux/linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 — c0e05a76fc727929524ef24a19c302e6dd40233f+8
Also affects: Debian Linux 11.0