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

In the Linux kernel, the following vulnerability has been resolved: usb:dwc3:st: fix probed platform device ref count on probe error path The probe function never performs any platform device allocation. Therefore, the error path “undoplatformdevalloc” is completely spurious. It simply reduces th...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: usb: lan78xx: Fixed the double-free issue with interrupt buffer allocation. In lan78xxprobe, the buffer buf was freed twice: once implicitly through usbfreeurbdev-urbintr with the URBFREEBUFFER flag, and again explicitly...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ftcm: Do not free the command immediately Do not release the command prematurely. Wait for the status completion of the sense status. The command can then be released. Otherwise, we will perform a double-release of t...

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: can: esdusb: esdusbreadbulkcallback: fixed the URB memory leak. The memory leak was fixed in a similar manner to the issue in commit 7352e1d5932a “can: gsusb: gsusbreceivebulkcallback: fixed the URB memory leak”. In esdusbopen, t...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.10, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix NULL pointer dereference in epqueue When the gadget endpoint is disabled or not yet configured, the ep-desc pointer can be NULL. This can lead to a NULL pointer dereference when cdns3gadgetepqueue is calle...

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: frndis: Protect RNDIS options with a mutex The class/subclass/protocol options are susceptible to race conditions, as they can be accessed concurrently through configfs. A mutex should be used to protect these option...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix state inconsistency on gadget init failure When cdns3gadgetstart fails, the DRD hardware remains in gadget mode, while the software state remains INACTIVE, resulting in hardware/software state inconsistenc...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: serial: cypressm8: validate interrupt packet headers The cypressreadintcallback function parses the interrupt-in buffer according to the selected Cypress packet format. Format 1 includes a two-byte status/count header, and...

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: renesasusb3: Validates the endpoint index in standard request handlers. The GETSTATUS and SET/CLEARFEATURE handlers extract the endpoint number from the wIndex provided by the host, without any validation. This issue...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: UBTMC: Check URB actuallength for interrupt-IN notifications. USB UBTMC devices can use an optional interrupt endpoint for notification messages. These messages typically contain two-byte headers that indicate the payload...

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: fsubset: Fixed an unbalanced reference count in gethfree. gethalloc increments the reference count, but gethfree fails to decrement it. This causes issues when configuring attributes via configfs after unlinking the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In the can:usb:etases58x module, the task management structure urb is correctly anchored during the read bulk callback. When submitting a task management structure urb, if the anchor pattern is used, it must be anchored before...

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: usb-audio: Bound MIDI endpoint descriptor scans The sndusbmidigetmsinfo function validates the size of the internal MIDIStreaming endpoint descriptor before using the baAssocJackID array. However, the descriptor walker may...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: wdm: the race between wdmopen and wdmwwanportstop has been eliminated. Clearing WDMWWANINUSE must be the last action; otherwise, we may open a device whose URBs User-Redirected Behavior are still compromised...

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: The mcbausb driver lacks the implementation of netdeviceops-ndochangemtu, which prevents buffer overflows. Sending a PFPACKET message allows bypassing the CAN driver’s logic and directly reaching the xmit function. The only check...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: frndis: Refactor the bind path to use free After a bind/unbind cycle, the rndis-notifyreq remains stale. If a subsequent bind fails, the unified error handling mechanism attempts to free this stale request. This lead...

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

In the Linux kernel, the following vulnerability has been resolved: USB: core: Fixed the issue of duplicate endpoints by clearing the reserved bits in the descriptor. Syzbot has identified a bug in usbcore see the Closes tag below. The bug is caused by our assumption that the reserved bits in the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: qcom: A memory leak has been fixed in dwc3qcominterconnectinit. In the alloc Resources for path handle function of oficcget, resources should be released when they are no longer needed. This should be done similarly in...

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: qmiwwan: Initialize the MAC header offset in qmimuxrxfixup Raw IP packets do not have a MAC header, resulting in skb-macheader being uninitialized. This can trigger kernel panics on ARM64 when xfrm or other subsystems...

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...