Linux Distros Unpatched Vulnerability : CVE-2026-46048

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ALSA: caiaq: fix usbdev refcount leak on probe failure createcard takes a reference on the U...

EUVD-2026-33315

OpenSC before 0.27.0-rc1, fixed in commit 3f24f0b, contains a stack buffer overflow vulnerability in pivprocesshistory in src/libopensc/card-piv.c that allows physically present attackers to trigger memory corruption by presenting a crafted PIV smart card or USB device returning a URL field longe...

EUVD-2026-32653

pamusb provides hardware authentication for Linux using ordinary removable media. Prior to 0.9.0, the pusbpadcompare function in src/pad.c only verified that the user-side pad /.pamusb/device.pad could be read, but did not enforce that the system-side pad the pad file on the USB device was also...

CVE-2026-47272

pamusb provides hardware authentication for Linux using ordinary removable media. Prior to 0.9.0, the pusbpadcompare function in src/pad.c only verified that the user-side pad /.pamusb/device.pad could be read, but did not enforce that the system-side pad the pad file on the USB device was also...

CVE-2026-47272 pam_usb: OTP pad authentication bypass via missing system pad check and uninitialized RNG buffer

pamusb provides hardware authentication for Linux using ordinary removable media. Prior to 0.9.0, the pusbpadcompare function in src/pad.c only verified that the user-side pad /.pamusb/device.pad could be read, but did not enforce that the system-side pad the pad file on the USB device was also...

CVE-2026-47273

CVE-2026-47273 affects pam_usb on Linux prior to 0.9.0. The vulnerability arises when pam_usb builds XPath expressions from user-supplied identifiers (PAM username, service name) and device-supplied identifiers (USB serial, model, vendor) to query /etc/pamusb.conf without validating XPath metacha...

PT-2026-43915

In the Linux kernel, the following vulnerability has been resolved: ALSA: caiaq: fix usb dev refcount leak on probe failure create card takes a reference on the USB device with usb get dev and stores the matching usb put dev in card free, which is installed as the snd card's -private free...

CVE-2026-46048

ALSA: caiaq: fix usbdev refcount leak on probe failure...

Astra Linux - уязвимость в linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: media: dvb-usb-v2: gl861: Fixed nullptrderef in gl861i2cmasterxfer In gl861i2cmasterxfer, msg is controlled by the user. When msgi.buf is null and msgi.len is zero, previous checks on msgi.buf will still be performed. Maliciou...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: core: Prevent USB core from accessing an invalid event buffer address This commit addresses a issue where the USB core might access an invalid event buffer address during runtime suspension, potentially causing SMMU...

Astra Linux - уязвимость в linux, linux-5.10

In the Linux kernel up to 5.15.2, mwifiexusbrecv in drivers/net/wireless/marvell/mwifiex/usb.c allows an attacker who can connect a crafted USB device to cause a denial of service skboverpanic...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: usb: aqc111: Check the packet for fixup for true limits. If a device sends a packet that lies between 0 and sizeofu64, the value passed to skbtrim as the packet length will wrap around, resulting in a very large value. The driver...

Astra Linux - уязвимость в opensc

A vulnerability was discovered in OpenSC, OpenSC tools, the PKCS11 module, minidrivers, and CTKs. An attacker could use a specially crafted USB device or smart card, causing the system to send a specially crafted response to APDUs. The following issues were caused by insufficient control over the...

Astra Linux - уязвимость в linux, linux-5.10

In the Linux kernel, the following vulnerability has been resolved: net: usb: ax88179178a: Fixed out-of-bounds accesses in RX fixup The ax88179rxfixup function contains several out-of-bounds accesses that can be triggered by a malicious or defective USB device. Specifically: - The metadata array...

Astra Linux - уязвимость в linux, linux-5.10

In the Linux kernel before version 5.13.6, the drivers/usb/host/max3421-hcd.c file allowed physically nearby attackers to cause a denial of service including use-after-free errors and panic conditions by removing a MAX-3421 USB device under certain circumstances...

CVE-2026-34963

Barebox EFI PE loader (efi/loader/pe.c) contains multiple memory-safety vulnerabilities in versions prior to 2026.04.0: (1) 32-bit arithmetic overflow in virtual image size calculation on section VirtualAddress/size can cause undersized heap allocations, and (2) PE section loading does not valida...

SUSE CVE-2026-43430

In the Linux kernel, the following vulnerability has been resolved: usb: yurex: fix race in probe The bbu member of the descriptor must be set to the value standing for uninitialized values before the URB whose completion handler sets bbu is submitted. Otherwise there is a window during which...

EUVD-2026-28681

In the Linux kernel, the following vulnerability has been resolved: net: mctp: fix device leak on probe failure Driver core holds a reference to the USB interface and its parent USB device while the interface is bound to a driver and there is no need to take additional references unless the...

CVE-2026-43375

In the Linux kernel, the following vulnerability has been resolved: net: mctp: fix device leak on probe failure Driver core holds a reference to the USB interface and its parent USB device while the interface is bound to a driver and there is no need to take additional references unless the...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the MCTP driver failing to release the USB device reference when detection fails, resulting in a...