CVE-2026-52964

Summary of CVE-2026-52964 : A flaw in the Linux kernel’s ALSA USB-audio path (USB MIDI 2.0 endpoint parser) fails to validate descriptor lengths for the MIDI 2.0 endpoint, allowing a malformed device to cause out-of-bounds reads on baAssoGrpTrmBlkID[] due to walking endpoint extras before verifyi...

CVE-2026-52964 ALSA: usb-audio: Bound MIDI 2.0 endpoint descriptor scans

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Bound MIDI 2.0 endpoint descriptor scans The USB MIDI 2.0 endpoint parser has the same descriptor walking pattern as the legacy MIDI parser. It validates bLength against bNumGrpTrmBlock before reading...

CVE-2026-52964 ALSA: usb-audio: Bound MIDI 2.0 endpoint descriptor scans

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Bound MIDI 2.0 endpoint descriptor scans The USB MIDI 2.0 endpoint parser has the same descriptor walking pattern as the legacy MIDI parser. It validates bLength against bNumGrpTrmBlock before reading...

CVE-2026-52964

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Bound MIDI 2.0 endpoint descriptor scans The USB MIDI 2.0 endpoint parser has the same descriptor walking pattern as the legacy MIDI parser. It validates bLength against bNumGrpTrmBlock before reading...

CVE-2026-52963 ALSA: usb-audio: Bound MIDI endpoint descriptor scans

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Bound MIDI endpoint descriptor scans sndusbmidigetmsinfo validates the internal MIDIStreaming endpoint descriptor size before using baAssocJackID, but the descriptor walker can still return a class-specific...

CVE-2026-52963

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Bound MIDI endpoint descriptor scans sndusbmidigetmsinfo validates the internal MIDIStreaming endpoint descriptor size before using baAssocJackID, but the descriptor walker can still return a class-specific...

CVE-2026-52963 ALSA: usb-audio: Bound MIDI endpoint descriptor scans

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Bound MIDI endpoint descriptor scans sndusbmidigetmsinfo validates the internal MIDIStreaming endpoint descriptor size before using baAssocJackID, but the descriptor walker can still return a class-specific...

CVE-2026-52963

CVE-2026-52963 affects the Linux kernel ALSA usb-audio code path, specifically the MIDI endpoint handling in snd_usbmidi_get_ms_info. The vulnerability arises when the descriptor walker returns a class-specific MIDI endpoint with bLength larger than the remaining bytes in the endpoint-extra scan,...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: mm/memfd: Fixed an issue where information leaks occurred during the handling of hugetlb folios. When allocating hugetlb folios for memfd, three initialization steps are missing: 1. The folios are not zeroed, resulting in kern...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

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

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Input: pegasus-notetaker – fixed potential out-of-bounds access issues. In the pegasusnotetaker driver, the pegasusprobe function allocates the URB transfer buffer using the wMaxPacketSize value from the endpoint descriptor. An...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: An out-of-bounds access issue in parsesecdesc has been fixed. If osidoffset, gsidoffset, and dacloffset can be greater than smbntsdstruct.size. If they are smaller, it could lead to an out-of-bounds situation. Additionally...

OESA-2026-2743 libusbx security update

libusb is a library for USB device access from Linux, macOS, Windows, OpenBSD/NetBSD and Haiku userspace. It is written in C Haiku backend in C++ and licensed under the GNU Lesser General Public License version 2.1 or, at your option, any later version see COPYING. Security Fixes: libusb before...

OESA-2026-2742 libusbx security update

libusb is a library for USB device access from Linux, macOS, Windows, OpenBSD/NetBSD and Haiku userspace. It is written in C Haiku backend in C++ and licensed under the GNU Lesser General Public License version 2.1 or, at your option, any later version see COPYING. Security Fixes: libusb before...

SUSE CVE-2026-48914

A flaw was found in QEMU's virtio-blk device. The issue arises because the device does not properly validate the size of input descriptors before writing data. A malicious guest with high privileges could exploit this vulnerability by submitting a malformed virtio-blk SCSI request, leading to an...

PT-2026-51904

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the ksmbd module during the durable reconnect process. In the smb2 open function, the call to ksmbd put durable fdfp releases the reference to the durabl...

PT-2026-51890

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A resource leak exists in the ksmbd component of the Linux kernel during the durable v2 open process. When the parse durable handle context function handles a DURABLE REQ V2 request, it...

PT-2026-51951

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the RISC-V IOMMU implementation where TLB Translation Lookaside Buffer and context cache invalidations were not performed after updating Device Directory Table DDT or...

UNIX Symbolic Link (Symlink) Following

Overview Affected versions of this package are vulnerable to UNIX Symbolic Link Symlink Following in the OpenAtNoFollow process. An attacker can cause unintended file ownership or permission changes on host files by placing a symlink in the virt-launcher filesystem, which is then followed via...

PT-2026-51858

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The USB MIDI 2.0 endpoint parser in the ALSA usb-audio component fails to validate bLength against the remaining bytes in the endpoint-extra scan before reading baAssoGrpTrmBlkID. This...