android-gadget

android-gadget Summary Certain revisions of the Linux kernel used in Android are affected by issue CVE-2021-39685. Detailed information and a POC for CVE-2021-39685 may be found in the inspector-gadget repository. This repository includes POC targeting few Android specific USB gadgets including:...

rndis-co

RNDIS-CO Summary The RNDIS USB Gadget may be exploited to dump contents of kernel memory space via packet filter update mechanism. Description The RNDISMSGSET usb control transfer request handler - rndissetresponse calls genndissetresp passing a buffer pointer offset by BufOffset + 8. The BufOffs...

inspector-gadget

inspector-gadget Go Go Gadget Exploit! ..--"\ |""--.. .-' \ | '-. / |...----'\ |,,..--""--.. | '\ .--'.I. ''--..' ''",JGS/|,---' ,' .::-. ', ' ,'-;oIo;-', ' - | = | | | ; .. ; ..-;|\ - /|;-. -' / \// \ '- / ; /-'; \ ; .--| |O O |'-./ ; |/ \ ;OO/ | | \ II / | \ / |O O \ / / | \ / | \ / /\ \ /...

d-os-descriptor

d-os-descriptor Summary The USB Gadget Subsystem includes security issues in the OS descriptor handling section of compositesetup function composite.c. Processing of properly crafted control transfer request messages result in device crash due to null pointer dereference or memory corruption...

f_hid-4.14-backports

fhid backports for Linux 4.14.190 SM-A525F Three fixes to drivers/usb/gadget/function/fhid.c, carried by hand to a 4.14.190 Android vendor kernel and verified on the device they run on. 4.14 is end-of-life. No stable backport exists for any of these, and none is coming. That is the whole reason...

CVE-2019-14079

USB device fuzzing on Android CVE-2019-14079 This blog post is about a simple bug I found in my android deviceMI A2 - runs stock android using USB device fuzzing and was marked as high severity by google. The bug was in Qualcomm USB driver which was later patched and disclosed in March 2020 Andro...

linux-kernel-codex-harness

Kernel Codex Harness 한국어 | English Strumento di Ricerca · Importazione Originale: 3 Aprile 2026 · Revisione Documentazione: 11 Luglio 2026 Filosofia Fondamentale — Segnale Esterno Lascia che osservazioni riproducibili al di fuori dell'inferenza del modello guidino l'attenzione; non scambiare mai ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: USB: gadget: Fixed the memory leak in the rawgadget driver. Currently, increasing rawdev-count occurs before invoking rawqueueevent. If rawqueueevent returns an error, invoking rawrelease will not trigger devfree to be called...

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: ffs: Remove WARNON from functionfsbind This commit addresses an issue related to a kernel panic that occurs when paniconwarn is enabled. The issue is caused by the unnecessary use of WARNON in functionfsbind, which c...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Prevent deadlock during ep0 read loop Currently, the ffsep0read function holds ffs-mutex when it prepares to go to sleep and wait for an event. When no setup events are pending, it calls...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fmassstorage: Fixed a potential integer overflow in the checkcommandsizeinblocks function. The checkcommandsizeinblocks function calculates the data size in bytes by shifting common-datasizefromcmnd by the block size...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ftcm: Keep the port count until LUN teardown completes The tcmusbg DropNexus function allows for the removal of a session once tpgportcount reaches zero. However, the usbgportunlink function currently decrements 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: 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: 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 5.15, Linux 6.1

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

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

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, 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 in Linux 6.1

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

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: net2280: Fix double-free in probe error path The usbinitializegadget function installs gadgetrelease as the release callback for the embedded gadget device. Therefore, the struct net2280 instance is released through...

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: udc: fix use-after-free in usbgadgetstatework A race condition during the gadget teardown can lead to a use-after-free in usbgadgetstatework, as reported by KASAN: - BUG: KASAN: invalid-access in sysfs...