Astra Linux – Vulnerability in Qemu

A out-of-bounds write flaw was discovered in the UAS USB-attached SCSI device emulation in QEMU in versions prior to 6.2.0-rc0. The device uses the guest-provided stream number without proper checking, which can lead to out-of-bounds access to the UASDevice-data3 and UASDevice-status3 fields. A...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Drivers: USB: Host: Fixed a deadlock in oxubussuspend There is a deadlock in oxubussuspend, as shown below: Thread 1 | Thread 2 | timeraction oxubussuspend | modtimer spinlockirq //1 | Wait for a while ... | oxuwatchdog...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

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, usbputdev must be called to release the reference. This issue was fixed by moving usbputdev...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: xhci: Error handling was added in xhcimapurbfordma. Currently, xhcimapurbfordma creates a temporary buffer and copies the SG list to the new linear buffer. However, if kzallocnode fails, the call to sgpcopytobuffer may lead ...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: Fix for the warning when handling the discoveridentity message Since both the source and sink devices can send the discoveridentity message in PD3, the kernel may display a warning. ------------ Cut here ---...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb:dwc2: Fixed a memory leak in dwc2hcdinit usbcreatehcd will allocate memory for hcd, and we should call usbputhcd to free that memory when platformgetresource fails, thereby preventing the memory leak. To fix this issue, chang...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpci: fix of node refcount leak in tcpciregisterport I encountered the following issue while performing the device mt6370-tcpc load test with CONFIGOFUNITTEST and CONFIGOFDYNAMIC enabled: ERROR: Memory leak; the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: The part of the cdns set that activates the state should be placed outside the spin lock. The device may be scheduled during the resume process; therefore, this issue cannot occur in atomic operations. Since...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: fotg210 – a memory leak was fixed by using debugfslookup. When calling debugfslookup, the result must also contain a call to dput; otherwise, a memory leak will occur over time. To simplify things, simply call...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: dwc3 – A memory leak was fixed by using debugfslookup. When calling debugfslookup, the result must also call dput; otherwise, a memory leak will occur over time. To simplify this, simply call debugfslookupandremove, which...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: hifusb: Clean up skbs if ath9khifusbrxstream fails Syzkaller detected a memory leak of skbs in ath9khifusbrxstream. While processing skbs in ath9khifusbrxstream, the already allocated skbs in skbpool are not freed if...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Prevent race during ffsep0queuewait When performing fast composition switching, there is a possibility that the process of ffsep0write/ffsep0read may enter a race condition due to ep0req being freed from the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Remove sndBUGON from sndusbmidioutputopen The function sndusbmidioutputopen includes a check for the NULL port, which involves calling sndBUGON. The use of sndBUGON was intended to prevent such issues from...

Astra Linux – Vulnerability in Linux 5.15, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: rndis: prevent integer overflow in rndissetresponse If “BufOffset” is very large, the operation “BufOffset + 8” may lead to an integer overflow...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: fixed potential NULL pointer dereferencing in ncmbitrate In Google’s internal bug report 265639009, we received a crash report from a aarch64 GKI 5.10.149-android13 running device. This report is currently...

Astra Linux – Vulnerability in freerdp2

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP lack input length validation in the urbdrc channel. A malicious server can trick a FreeRDP-based client into reading out-of-bound data and sending it back to the server. This issue has been addressed in...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: ffs: Fix use-after-free for epfile Consider a case where ffsfuncepsdisable is called from ffsfuncdisable as part of the composition switch, and at the same time, ffsepfilerelease is called from the user space. ffsepfilerelea...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Video: fbdev: smscufx: Fixed null-ptr-deref in ufxusbprobe I received a report of a null-ptr-deref issue: Bug: NULL pointer dereferencing in the kernel; address: 0000000000000000 … RIP: 0010:fbdestroymodelist+0x38/0x100 … Call...

Astra Linux – Vulnerability in Qemu

A reentrancy issue related to DMA was discovered in the USB EHCI controller emulation of QEMU. EHCI does not verify whether the Buffer Pointer overlaps with its MMIO region when transferring USB packets. Crafted content may be written to the controller’s registers, potentially triggering...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fhid: fixed the lifetime of fhidg relative to cdev The embedded struct cdev does not correctly tie its lifetime to the surrounding struct fhidg. As a result, there may be a use-after-free if /dev/hidgN is kept open...