In the Linux kernel, the following vulnerability has been resolved:
ALSA: usb-audio: Validate UAC3 power domain descriptors, too
UAC3 power domain descriptors need to be verified with its variable bLength for avoiding the unexpected OOB accesses by malicious firmware, too.
{
"cna_assigner": "Linux",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38729.json"
}"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38729.json"
[
{
"signature_type": "Line",
"id": "CVE-2025-38729-49d394a5",
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@452ad54f432675982cc0d6eb6c40a6c86ac61dbd",
"signature_version": "v1",
"target": {
"file": "sound/usb/validate.c"
},
"deprecated": false,
"digest": {
"threshold": 0.9,
"line_hashes": [
"165012268255961929549306168467633367466",
"244963346343475714955514532768670438499",
"8147523287340405975790421646443371184",
"96173901951775343969272340564745542935",
"334930895537073136651265259092039403210",
"222565941529267720815841124181036401036"
]
}
},
{
"signature_type": "Line",
"id": "CVE-2025-38729-dd8fff5e",
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@f03418bb9d542f44df78eec2eff4ac83c0a8ac0d",
"signature_version": "v1",
"target": {
"file": "sound/usb/validate.c"
},
"deprecated": false,
"digest": {
"threshold": 0.9,
"line_hashes": [
"165012268255961929549306168467633367466",
"244963346343475714955514532768670438499",
"8147523287340405975790421646443371184",
"96173901951775343969272340564745542935",
"334930895537073136651265259092039403210",
"222565941529267720815841124181036401036"
]
}
}
]