Search/CVE-2025-39757
● CVE — High

CVE-2025-39757

Vendordebian, linuxProductdebian linux, linux kernelDiscoveredSep 11, 2025UpdatedMay 12, 2026

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Validate UAC3 cluster segment descriptors UAC3 class segment descriptors need to be verified whether their sizes match with the declared lengths and whether they fit with the allocated buffer sizes, too. Otherwise malicious firmware may lead to the unexpected OOB accesses.

CVSS v3.1
7.1 HIGH
EPSS
0.18%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
25
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 3, 2026
● 0.00pp
0.18% → 0.18% over 4 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityNONE
AvailabilityHIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Connections
28 relationships
Timeline
disclosure → media coverage
Sep 11, 2025
Disclosure — published as a CVE record. · last revised by NVD May 12, 2026
Dec 4, 2025
ubuntu.com reports: USN-7909-1: Linux kernel vulnerabilities
Dec 4, 2025
ubuntu.com reports: USN-7909-2: Linux kernel (Real-time) vulnerabilities
Dec 4, 2025
ubuntu.com reports: USN-7909-3: Linux kernel (FIPS) vulnerabilities
Dec 4, 2025
ubuntu.com reports: USN-7910-1: Linux kernel (Azure FIPS) vulnerabilities
Dec 5, 2025
ubuntu.com reports: USN-7909-4: Linux kernel vulnerabilities
Dec 5, 2025
ubuntu.com reports: USN-7910-2: Linux kernel (Azure) vulnerabilities
Dec 15, 2025
ubuntu.com reports: USN-7933-1: Linux kernel (KVM) vulnerabilities
Dec 15, 2025
ubuntu.com reports: USN-7909-5: Linux kernel (Raspberry Pi) vulnerabilities
Dec 16, 2025
ubuntu.com reports: USN-7938-1: Linux kernel (Azure) vulnerabilities
Feb 11, 2026
ubuntu.com reports: USN-8028-1: Linux kernel vulnerabilities
Feb 12, 2026
ubuntu.com reports: USN-8028-2: Linux kernel (Real-time) vulnerabilities
Feb 12, 2026
ubuntu.com reports: USN-8031-1: Linux kernel (GCP) vulnerabilities
Feb 17, 2026
ubuntu.com reports: USN-8028-3: Linux kernel (Real-time) vulnerabilities
Feb 17, 2026
ubuntu.com reports: USN-8028-4: Linux kernel (FIPS) vulnerabilities
Feb 17, 2026
ubuntu.com reports: USN-8028-5: Linux kernel vulnerabilities
Feb 18, 2026
ubuntu.com reports: USN-8031-2: Linux kernel (GCP FIPS) vulnerabilities
Feb 19, 2026
ubuntu.com reports: USN-8028-6: Linux kernel (HWE) vulnerabilities
Feb 19, 2026
ubuntu.com reports: USN-8031-3: Linux kernel vulnerabilities
Feb 19, 2026
ubuntu.com reports: USN-8052-1: Linux kernel (Low Latency) vulnerabilities
Feb 19, 2026
ubuntu.com reports: USN-8028-7: Linux kernel (Low Latency NVIDIA) vulnerabilities
Feb 24, 2026
ubuntu.com reports: USN-8028-8: Linux kernel (IBM) vulnerabilities
Feb 24, 2026
ubuntu.com reports: USN-8052-2: Linux kernel (Xilinx) vulnerabilities
Mar 4, 2026
ubuntu.com reports: USN-8074-1: Linux kernel (Azure) vulnerabilities
Mar 4, 2026
ubuntu.com reports: USN-8074-2: Linux kernel (Azure FIPS) vulnerabilities
Mar 25, 2026
ubuntu.com reports: USN-8126-1: Linux kernel (Azure) vulnerabilities