{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: pn533: Wait for out_urb's completion in pn533_usb_send_frame()\n\nFix a use-after-free that occurs in hcd when in_urb sent from\npn533_usb_send_frame() is completed earlier than out_urb. Its callback\nfrees the skb data in pn533_send_async_complete() that is used as a\ntransfer buffer of out_urb. Wait before sending in_urb until the\ncallback of out_urb is called. To modify the callback of out_urb alone,\nseparate the complete function of out_urb and ack_urb.\n\nFound by a modified version of syzkaller.\n\nBUG: KASAN: use-after-free in dummy_timer\nCall Trace:\n memcpy (mm/kasan/shadow.c:65)\n dummy_perform_transfer (drivers/usb/gadget/udc/dummy_hcd.c:1352)\n transfer (drivers/usb/gadget/udc/dummy_hcd.c:1453)\n dummy_timer (drivers/usb/gadget/udc/dummy_hcd.c:1972)\n arch_static_branch (arch/x86/include/asm/jump_label.h:27)\n static_key_false (include/linux/jump_label.h:207)\n timer_expire_exit (include/trace/events/timer.h:127)\n call_timer_fn (kernel/time/timer.c:1475)\n expire_timers (kernel/time/timer.c:1519)\n __run_timers (kernel/time/timer.c:1790)\n run_timer_softirq (kernel/time/timer.c:1803)"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/nfc/pn533/usb.c"
               ],
               "versions": [
                  {
                     "version": "c46ee38620a2",
                     "lessThan": "35529d6b827e",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "c46ee38620a2",
                     "lessThan": "321db5131c92",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "c46ee38620a2",
                     "lessThan": "9424d2205fe9",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "c46ee38620a2",
                     "lessThan": "0ca78c99656f",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "c46ee38620a2",
                     "lessThan": "39ae73e58111",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "c46ee38620a2",
                     "lessThan": "8998db5021a2",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "c46ee38620a2",
                     "lessThan": "9dab880d675b",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/nfc/pn533/usb.c"
               ],
               "versions": [
                  {
                     "version": "3.1",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "3.1",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.14.303",
                     "lessThanOrEqual": "4.14.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.270",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.229",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.164",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.89",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.7",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.2",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/35529d6b827eedb6bf7e81130e4b7e0aba9e58d2"
            },
            {
               "url": "https://git.kernel.org/stable/c/321db5131c92983dac4f3338e8fbb6df214238c0"
            },
            {
               "url": "https://git.kernel.org/stable/c/9424d2205fe94a095fb9365ec0c6137f0b394a2b"
            },
            {
               "url": "https://git.kernel.org/stable/c/0ca78c99656f5c448567db1e148367aa3b01c80a"
            },
            {
               "url": "https://git.kernel.org/stable/c/39ae73e581112cfe27ba50aecb1c891ce57cecb1"
            },
            {
               "url": "https://git.kernel.org/stable/c/8998db5021a28ad67aa8d627bdb4226e4046ccc4"
            },
            {
               "url": "https://git.kernel.org/stable/c/9dab880d675b9d0dd56c6428e4e8352a3339371d"
            }
         ],
         "title": "nfc: pn533: Wait for out_urb's completion in pn533_usb_send_frame()",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2023-52907",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}