UBUNTU-CVE-2023-54277

In the Linux kernel, the following vulnerability has been resolved: fbdev: udlfb: Fix endpoint check The syzbot fuzzer detected a problem in the udlfb driver, caused by an endpoint not having the expected type: usb 1-1: Read EDID byte 0 failed: -71 usb 1-1: Unable to get valid EDID from...

CVE-2023-54266

In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb: m920x: Fix a potential memory leak in m920xi2cxfer 'read' is freed when it is known to be NULL, but not when a read error occurs. Revert the logic to avoid a small leak, should a m920xread call fail...

UBUNTU-CVE-2022-50881

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: Fix use-after-free in ath9khifusbdisconnect This patch fixes a use-after-free in ath9k that occurs in ath9khifusbdisconnect when ath9kdestroywmi is trying to access 'drvpriv' that has already been freed by...

UBUNTU-CVE-2023-54299

In the Linux kernel, the following vulnerability has been resolved: usb: typec: bus: verify partner exists in typecaltmodeattention Some usb hubs will negotiate DisplayPort Alt mode with the device but will then negotiate a data role swap after entering the alt mode. The data role swap causes the...

UBUNTU-CVE-2023-54186

In the Linux kernel, the following vulnerability has been resolved: usb: typec: altmodes/displayport: fix pinassignmentshow This patch fixes negative indexing of buf array in pinassignmentshow when getcurrentpinassignments returns 0 i.e. no compatible pin assignments are found. BUG: KASAN:...

CVE-2023-54270

In the Linux kernel, the following vulnerability has been resolved: media: usb: siano: Fix use after free bugs caused by dosubmiturb There are UAF bugs caused by dosubmiturb. One of the KASan reports is shown below: 36.403605 BUG: KASAN: use-after-free in workerthread+0x4a2/0x890 36.406105 Read o...

CVE-2022-50881

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: Fix use-after-free in ath9khifusbdisconnect This patch fixes a use-after-free in ath9k that occurs in ath9khifusbdisconnect when ath9kdestroywmi is trying to access 'drvpriv' that has already been freed by...

UBUNTU-CVE-2022-50876

In the Linux kernel, the following vulnerability has been resolved: usb: musb: Fix musbgadget.c rxstate overflow bug The usb function device call musbgadgetqueue adds the passed request to musbep::reqlist,If the request-length musbep-packetsz and isbuffermappedreq return false,the rxstate will co...

UBUNTU-CVE-2023-54270

In the Linux kernel, the following vulnerability has been resolved: media: usb: siano: Fix use after free bugs caused by dosubmiturb There are UAF bugs caused by dosubmiturb. One of the KASan reports is shown below: 36.403605 BUG: KASAN: use-after-free in workerthread+0x4a2/0x890 36.406105 Read o...

CVE-2022-50825

In the Linux kernel, the following vulnerability has been resolved: usb: typec: wusb3801: fix fwnode refcount leak in wusb3801probe I got the following report while doing fault injection test: OF: ERROR: memory leak, expected refcount 1 instead of 4, ofnodeget/ofnodeput unbalanced - destroy cset...

UBUNTU-CVE-2022-50829

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: hifusb: Fix use-after-free in ath9khifusbregincb It is possible that skb is freed in ath9khtcrxmsg, then usbsubmiturb fails and we try to free skb again. It causes use-after-free bug. Moreover, if allocskb fails,...

UBUNTU-CVE-2022-50809

In the Linux kernel, the following vulnerability has been resolved: xhci: dbc: Fix memory leak in xhciallocdbc If DbC is already in use, then the allocated memory for the xhcidbc struct doesn't get freed before returning NULL, which leads to a memleak...

CVE-2022-50829

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: hifusb: Fix use-after-free in ath9khifusbregincb It is possible that skb is freed in ath9khtcrxmsg, then usbsubmiturb fails and we try to free skb again. It causes use-after-free bug. Moreover, if allocskb fails,...

CVE-2022-50825

In the Linux kernel, the following vulnerability has been resolved: usb: typec: wusb3801: fix fwnode refcount leak in wusb3801probe I got the following report while doing fault injection test: OF: ERROR: memory leak, expected refcount 1 instead of 4, ofnodeget/ofnodeput unbalanced - destroy cset...

CVE-2022-50881 wifi: ath9k: Fix use-after-free in ath9k_hif_usb_disconnect()

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: Fix use-after-free in ath9khifusbdisconnect This patch fixes a use-after-free in ath9k that occurs in ath9khifusbdisconnect when ath9kdestroywmi is trying to access 'drvpriv' that has already been freed by...

CVE-2022-50881

CVE-2022-50881 concerns the Linux kernel’s wifi driver ath9k (ath9k_htc) and describes a use-after-free in ath9k_destroy_wmi() triggered during usb disconnect handling. The root cause is access to drv_priv after ieee80211_free_hw() frees hardware in ath9k_htc_hw_deinit(), leading to a use-after-f...

CVE-2022-50876 usb: musb: Fix musb_gadget.c rxstate overflow bug

In the Linux kernel, the following vulnerability has been resolved: usb: musb: Fix musbgadget.c rxstate overflow bug The usb function device call musbgadgetqueue adds the passed request to musbep::reqlist,If the request-length musbep-packetsz and isbuffermappedreq return false,the rxstate will co...

CVE-2022-50876

In the Linux kernel, the following vulnerability has been resolved: usb: musb: Fix musbgadget.c rxstate overflow bug The usb function device call musbgadgetqueue adds the passed request to musbep::reqlist,If the request-length musbep-packetsz and isbuffermappedreq return false,the rxstate will co...

CVE-2022-50876

CVE-2022-50876 — Linux kernel USB musb overflow fix . Concrete details in connected docs show the issue occurs in usb: musb: Fix musb_gadget.c rxstate overflow bug when the usb function device queues a request to musb_ep::req_list; if request->length > musb_ep->packet_sz and the buffer i...

CVE-2023-54277 fbdev: udlfb: Fix endpoint check

In the Linux kernel, the following vulnerability has been resolved: fbdev: udlfb: Fix endpoint check The syzbot fuzzer detected a problem in the udlfb driver, caused by an endpoint not having the expected type: usb 1-1: Read EDID byte 0 failed: -71 usb 1-1: Unable to get valid EDID from...