Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: usbip: fixed a reference count leak in stubprobe The usbgetdev function is called in stubdevicealloc. When stubprobe fails later on, the usbputdev function must be called to release the reference. This issue was fixed by...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: gsusb: fix time stamp counter initialization If the gsusb device driver is unloaded or unbound before the interface is shut down, the USB stack first calls the struct usbdriver::disconnect, and then the struct...

Astra Linux – Vulnerability in Qemu

A flaw was discovered in the USB redirector device usb-redir of QEMU. Small USB packets are combined into a single, large transfer request, in order to reduce overhead and improve performance. The combined size of the bulk transfer is used to dynamically allocate a variable length array VLA on th...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: USB: usbfs: Do not issue a WARN message regarding excessively large memory allocations Syzbot discovered that the kernel generates a WARN message if the user attempts to perform a bulk transfer using usbfs with a buffer that i...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb:dwc2: check return value after calling platformgetresource This issue could lead to a null-ptr-deref error if platformgetresource returns NULL. Therefore, we need to check the return value...

Astra Linux – Vulnerability in Qemu

A divide-by-zero issue was discovered in dwc2handlepacket in hw/usb/hcd-dwc2.c, within the hcd-dwc2 USB host controller emulation in QEMU. A malicious guest could exploit this flaw to crash the QEMU process on the host, resulting in a denial of service...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb:typec:tipd: The WARNON message in tps6598xblockread has been removed. Calling tps6598xblockread with a parameter length greater than allowed can be handled by simply returning an error. There is no need to cause system crashe...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: peakusb: fix use after free bugs After calling peakusbnetifrxniskb, dereferencing skb is unsafe. In particular, the canframe function, which aliases skb memory, is accessed after peakusbnetifrxni. Reordering the lines of cod...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: rndishost: The secure rdrisquery check prevents integer overflow. The variables off and len, which are typed as uint32 in the rdrisquery function, are controlled by the incoming RNDIS response message. Therefore, their value...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Thunderbolt: Fixed a memory leak in margining. The memory associated with usb4-margining needs to be released for the upstream port of the router. This issue also affects the debugfs directory when the router device is removed...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: hifusb: fixed a memory leak of urbs in ath9khifusbdealloctxurbs. Syzkaller reported a well-known leak of urbs in ath9khifusbdealloctxurbs. The cause of the leak is that usbgeturb is called, but usbfreeurb or usbputur...

Astra Linux – Vulnerability in Linux, Linux 5.10

A issue was discovered in the drivers/usb/gadget/composite.c file within the Linux kernel before version 5.16.10. The USB Gadget subsystem lacks certain validations for interface OS descriptor requests those with a large array index and those associated with NULL function pointer retrieval. Memor...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: can: mcbausb: properly checking the endpoint type Syzbot reported a warning in usbsubmiturb, which is caused by an incorrect endpoint type. We should check that the endpoint actually exists to prevent this warning. Pipes found ar...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: A NULL pointer dereference has been fixed in tcpmpdsvdm. It is possible that typecregisterpartner returns ERRPTR upon failure. When port-partner results in an error, a NULL pointer dereference may occur, as show...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: typec: wusb3801: fixed the refcount leak in wusb3801probe I encountered the following report during the fault injection test: OF: ERROR: memory leak; the expected refcount was 4 instead of 1. ofnodeget/ofnodeput is unbalance...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: rt2x00: Fixed memory leak when handling survey data When removing a rt2x00 device, the associated channel surveys are not freed, resulting in a memory leak observable with kmemleak. The affected object is: 0xffff9620f0881a0...

Astra Linux – Vulnerability in Qemu

A flaw was discovered in the USB redirector device emulation of QEMU in versions prior to 6.1.0-rc2. This flaw occurs when dropping packets during a bulk transfer from a SPICE client, due to the packet queue being full. A malicious SPICE client could exploit this flaw to call the free function in...

Astra Linux – Vulnerability in udisks2

A vulnerability has been discovered in udisks2. This flaw allows an attacker to submit a specially crafted image file/USB, resulting in kernel panic. The greatest threat posed by this vulnerability is to system availability...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: plfxlc – a potential memory leak has been fixed in lfxusbenablerx. urbs does not get freed during exception paths in lfxusbenablerx, which could lead to a memory leak. To fix this issue, add a call to kfree for urbs within...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k – Verify that the expected usbendpoints are present. This bug occurs when a USB device claims to be an ATH9K device, but it does not have the expected endpoints. In this case, there was an interrupt endpoint, and the...