Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: usb: catc: enable basic endpoint checking The catcprobe function fills three URBs with hardcoded endpoint pipes without verifying the endpoint descriptors: - usbsndbulkpipeusbdev, 1 and usbrcvbulkpipeusbdev, 1 for TX/RX...

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: net: usb: kaweth: validate USB endpoints The kaweth driver should validate that the device it is probing has the proper number and types of USB endpoints it expects before binding to it. If a malicious device does not have the sa...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: usb: gadget: ffs: The function ffsdataclear is called twice. This is because it is indirectly called from both ffsfskillsb and ffsep0release. As a result, it is called twice when the userland process closes ep0 and then unmoun...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: media: zr364xx: fixed a memory leak in zr364xxstartreadpipe syzbot reported a memory leak in the zr364xx driver. The issue occurred in non-freeed urb situations when usbsubmiturb failed. Backtrace: kmalloc...

Astra Linux – Vulnerability in Linux, Linux 5.10

In lgprobe and related functions of hid-lg.c and other USB HID files, there is a possible out-of-bounds read due to improper input validation. This could lead to local information disclosure if a malicious USB HID device is connected, without the need for additional execution privileges. User...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: chipidea: cihdrcimx: Also search for ‘phys’ handle. When passing ‘phys’ in the device tree to describe the USB PHY handle which is the recommended approach according to Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: HID: hid-thrustmaster: A warning was fixed in thrustmasterprobe by adding an endpoint check. syzbot has identified a type mismatch between a USB pipe and the transfer endpoint, which is triggered by the hid-thrustmaster driver...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel version up to 6.1.9, there is a use-after-free issue in the bigbenremove function within the drivers/hid/hid-bigbenff.c file, caused by a crafted USB device. This issue arises because the LED controllers remain registered for an excessively long period of time...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: bcm63xxudc: fixed a memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must be processed by calling dput; otherwise, a memory leak will occur over time. To simplify things, simply call...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: misc/uss720: fixed a memory leak in uss720probe. uss720probe forgot to decrease the refcount of usbdev in uss720probe. This issue was fixed by decreasing the refcount of usbdev using usbputdev. BUG: Memory leak Unreferenced objec...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: USB: Fixed an error in the warning message for incorrect direction handling in plusb.c. The syzbot fuzzer detected a bug in the plusb network driver: A zero-length control-OUT transfer was incorrectly processed as a read...

Astra Linux – Vulnerability in Qemu

A reachable assertion issue was detected in the USB EHCI emulation code of QEMU. This issue can occur during the processing of USB requests due to a faulty handling of the DMA memory map. A malicious privileged user within the guest environment may exploit this flaw to send invalid USB requests,...

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: net: usb: aqc111: fix error handling of usbnet read calls Syzkaller, with the help of syzbot, identified an error in the aqc111 driver. This error was caused by incomplete sanitization of the results of usbnet read calls. This...

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: usx2y: Use sndcardfreewhenclosed when there is a disconnection. The USB disconnection callback should be short and not too long. Alternatively, the current code uses sndcardfree when there is a disconnection, but this waits...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: chipidea – fixed a memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must also contain a call to dput; otherwise, memory will leak over time. To simplify things, simply call...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: usbtmc: Fixed a bug in the pipe direction for control transfers. The syzbot fuzzer reported a minor bug in the usbtmc driver: usb 5-1: The BOGUS control direction, pipe 80001e80, does not match bRequestType 0. WARNING: CPU: ...

Astra Linux – Vulnerability in grub2

A flaw was discovered in grub2 in versions prior to 2.06. During USB device initialization, descriptors are read without sufficient bounds checking, assuming that the USB device provides valid values. If exploited properly, an attacker could cause memory corruption, leading to arbitrary code...

Astra Linux – Vulnerability in opensc

A vulnerability was discovered in OpenSC, OpenSC tools, the PKCS11 module, minidrivers, and CTK. An attacker could use a specially crafted USB device or smart card, causing the system to send specially crafted APDUs. Insufficient or missing checks on the return values of functions lead to...

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: usb: gadget: ffs: Fixed null pointer access to epfile after ep enable. A race condition occurs when ffsfuncepsenable runs concurrently with ffsdatareset. The ffsdataclear function called in ffsdatareset sets ffs-epfiles to NULL...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: carl9170 – added a proper sanity check for endpoints. Syzkaller reports that a warning was triggered due to the presence of an incorrect endpoint type during the URB processing stage. Although a check was performed for a...