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 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: Fixed a NULL pointer dereference in sndusbmixercontrolsbadd In sndusbcreatestreams, for UAC version 3 devices, the Interface Association Descriptor IAD is retrieved via usbifnumtoif. If this call fails, a fallbac...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: UVC: Prevent buffer overflow in setup handler The uvcfunctionsetup function allows control transfers with a payload of up to 64 bytes UVCMAXREQUESTSIZE. The data stage handler for OUT transfers uses memcpy to copy th...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: etases58x: allows partial RX URB allocation to succeed. When es58xallocrxurbs fails to allocate the requested number of URs, but manages to allocate some of them, it returns an error code. This causes es58xopen to return early,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: Proper initialization of the struct pn533outarg structure. The struct pn533outarg, which serves as a temporary context for outurb, is not initialized properly. Its uninitialized ‘phy’ field can be dereferenced in erro...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: USB: dummy-hcd: Fixed interrupt synchronization error This fixes an error in synchronization within the dummy-hcd driver. The error has a somewhat complex history. The synchronization mechanism was introduced in commit...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fhid: fix refcount leak on error path When failing to allocate reportdesc, opts-refcnt has already been incremented; therefore, it needs to be decremented to prevent the options structure from being permanently locke...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Use the correct version for UAC3 header validation The entry of the validators table for the UAC3 AC header descriptor was defined with the wrong protocol version, UACVERSION2, whereas it should have been...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: usb: asix: validate PHY address before use The ASIX driver reads the PHY address from the USB device via asixreadphyaddr. A malicious or faulty device may return an invalid address = PHYMAXADDR, which causes a warning in...

Astra Linux – Vulnerability in 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, which would send a specially crafted response to APDUs to the system. When buffers are partially filled with data, the initialized...

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 fails to populate the ndochangemtu function, allowing for a buffer overflow. Sending a PFPACKET message allows bypassing the CAN driver’s logic and directly reaching the xmit function of the CAN driver. The onl...

Astra Linux – Vulnerability in Linux 6.1

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 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 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: musb: Fixed the overflow bug in musbgadget.c’s rxstate function. The musbgadgetqueue function calls the USB function device. This function adds the passed request to musbep::reqlist. If request-length musbep-packetsz and...

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 found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: dwc3: core: Remove the lock of the OTG mode during gadget suspension/resumption to avoid deadlock. When the CONFIGUSBDWC3DUALROLE configuration is selected, and the system is triggered to enter suspension using the following...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: gadgetfs: epio – wait until IRQ finishes. After usbepqueue, if waitforcompletioninterruptible is interrupted, we need to wait until IRQ is completed. Otherwise, complete from epiocomplete can corrupt the stack...

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 – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: usb: gadget: uvc: Fixed a dereference of ERRPTR in uvcv4l2.c. Fixed the potential dereference of ERRPTR in findformatbypix and uvcv4l2enumformat. Also, fixed the following matching errors:...

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: 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...