{"id":"CVE-2023-53119","summary":"nfc: pn533: initialize struct pn533_out_arg properly","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: pn533: initialize struct pn533_out_arg properly\n\nstruct pn533_out_arg used as a temporary context for out_urb is not\ninitialized properly. Its uninitialized 'phy' field can be dereferenced in\nerror cases inside pn533_out_complete() callback function. It causes the\nfollowing failure:\n\ngeneral protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN\nKASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]\nCPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.2.0-rc3-next-20230110-syzkaller #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022\nRIP: 0010:pn533_out_complete.cold+0x15/0x44 drivers/nfc/pn533/usb.c:441\nCall Trace:\n \u003cIRQ\u003e\n __usb_hcd_giveback_urb+0x2b6/0x5c0 drivers/usb/core/hcd.c:1671\n usb_hcd_giveback_urb+0x384/0x430 drivers/usb/core/hcd.c:1754\n dummy_timer+0x1203/0x32d0 drivers/usb/gadget/udc/dummy_hcd.c:1988\n call_timer_fn+0x1da/0x800 kernel/time/timer.c:1700\n expire_timers+0x234/0x330 kernel/time/timer.c:1751\n __run_timers kernel/time/timer.c:2022 [inline]\n __run_timers kernel/time/timer.c:1995 [inline]\n run_timer_softirq+0x326/0x910 kernel/time/timer.c:2035\n __do_softirq+0x1fb/0xaf6 kernel/softirq.c:571\n invoke_softirq kernel/softirq.c:445 [inline]\n __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650\n irq_exit_rcu+0x9/0x20 kernel/softirq.c:662\n sysvec_apic_timer_interrupt+0x97/0xc0 arch/x86/kernel/apic/apic.c:1107\n\nInitialize the field with the pn533_usb_phy currently used.\n\nFound by Linux Verification Center (linuxtesting.org) with Syzkaller.","modified":"2026-04-03T13:14:46.333631Z","published":"2025-05-02T15:55:56.818Z","related":["SUSE-SU-2025:01918-1","SUSE-SU-2025:01966-1","SUSE-SU-2025:01983-1","SUSE-SU-2025:02173-1","SUSE-SU-2025:02262-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53119.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0f9c1f26d434c32520dfe33326b28c5954bc4299"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2703da78849c47b6b5b4471edb35fc7b7f91dead"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2bd1ed6d607d7013ed4959e86990a04f028543ef"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2bee84369b76f6c9ef71938069c65a6ebd1a12f7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2cbd4213baf7be5d87d183e2032c54003de0790f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/484b7059796e3bc1cb527caa61dfc60da649b4f6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4c20a07ed26a71a8ccc9c6d935fc181573f5462e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a97ef110c491b72c138111a595a3a3af56cbc94c"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53119.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53119"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"35529d6b827eedb6bf7e81130e4b7e0aba9e58d2"},{"fixed":"2bd1ed6d607d7013ed4959e86990a04f028543ef"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"321db5131c92983dac4f3338e8fbb6df214238c0"},{"fixed":"4c20a07ed26a71a8ccc9c6d935fc181573f5462e"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"9424d2205fe94a095fb9365ec0c6137f0b394a2b"},{"fixed":"0f9c1f26d434c32520dfe33326b28c5954bc4299"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0ca78c99656f5c448567db1e148367aa3b01c80a"},{"fixed":"2703da78849c47b6b5b4471edb35fc7b7f91dead"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"39ae73e581112cfe27ba50aecb1c891ce57cecb1"},{"fixed":"2bee84369b76f6c9ef71938069c65a6ebd1a12f7"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"8998db5021a28ad67aa8d627bdb4226e4046ccc4"},{"fixed":"a97ef110c491b72c138111a595a3a3af56cbc94c"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"9dab880d675b9d0dd56c6428e4e8352a3339371d"},{"fixed":"2cbd4213baf7be5d87d183e2032c54003de0790f"},{"fixed":"484b7059796e3bc1cb527caa61dfc60da649b4f6"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53119.json"}}],"schema_version":"1.7.5"}