Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fixed a possible NULL pointer dereferencing in sndusbpcmhasfixedrate. The argument of the subs function may be NULL; therefore, do not use it before a NULL check...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fixed a NULL pointer dereference in sndusbmixercontrolsbadd In sndusbcreatestreams, for UAC version 3 devices, the Interface Association Descriptor IAD is retrieved via usbifnumtoif. If this call fails, a fallbac...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Validating UAC3 cluster segment descriptors UAC3 class segment descriptors need to be verified to ensure that their sizes match the declared lengths, and that they fit within the allocated buffer sizes as well...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Added a sanity check for OOB writes during silencing. During silencing, the playback URB packets are processed in the implicit fb mode before actual playback. We assume blindly that the received packets fit withi...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fixed an out-of-bounds read in sndusbgetaudioformatuac3 In sndusbgetaudioformatuac3, the length value returned from sndusbctlmsg is used directly for memory allocation without validation. This length is controlle...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Properly terminating the timer upon removal The USB-audio MIDI code initializes the timer, but in a rare case, the driver might be freed without the disconnect call being made. This leaves the timer in an active...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fixed a use-after-free in sndusbmixerfree When sndusbcreatemixer fails, sndusbmixerfree frees mixer-idelems, but the controls that were previously added to the card still reference the freed memory. Later, when...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Validating UAC3 power domain descriptors as well. The UAC3 power domain descriptors also need to be verified using their variable bLength, in order to avoid unexpected OOB access attempts by malicious firmware...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Use the correct version for UAC3 header validation The entry of the validators table for the UAC3 AC header descriptor was defined with the wrong protocol version, UACVERSION2, whereas it should have been...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fixed potential overflow of PCM transfer buffer The PCM stream data in the USB-audio driver is transferred via USB URB packet buffers, and the size of each packet is determined dynamically. The packet sizes are...

CVE-2026-89736

A flaw was found in the Linux kernel's USB audio gadget driver uaudio. This vulnerability occurs during sound card disconnection when Asynchronous Linux Sound Architecture ALSA control elements kctls remain open in userspace. A local attacker can exploit this timing issue by interacting with thes...

CVE-2026-69859

Time-of-check time-of-use toctou race condition in Windows USB Audio Class driver usbaudio.sys allows an authorized attacker to elevate privileges locally...

CVE-2026-69707

Integer overflow or wraparound in Windows USB Audio Class driver usbaudio.sys allows an authorized attacker to elevate privileges locally...

CVE-2026-69687

Integer underflow wrap or wraparound in Windows USB Audio Class driver usbaudio.sys allows an authorized attacker to elevate privileges locally...

CVE-2026-69571

Heap-based buffer overflow in Windows USB Audio Class driver usbaudio.sys allows an authorized attacker to elevate privileges locally...

CVE-2026-69469

Integer overflow or wraparound in Windows USB Audio Class driver usbaudio.sys allows an unauthorized attacker to elevate privileges with a physical attack...

CVE-2026-69413

Use after free in Windows USB Audio Class driver usbaudio.sys allows an authorized attacker to elevate privileges locally...

CVE-2026-69286

Out-of-bounds read in Windows USB Audio Class driver usbaudio.sys allows an authorized attacker to disclose information locally...

CVE-2026-69270

Heap-based buffer overflow in Windows USB Audio Class driver usbaudio.sys allows an authorized attacker to elevate privileges locally...

CVE-2026-69707

CVE-2026-69707 is an integer overflow or wraparound vulnerability in the Windows USB Audio Class driver (usbaudio.sys) that allows an authorized, locally-privileged attacker to escalate privileges. The flaw is rated CVSS 3.1: 7.8 (HIGH) with a local attack vector, low complexity, low privileges r...