{"id":"CVE-2023-53761","state":"PUBLISHED","title":"USB: usbtmc: Fix direction for 0-length ioctl control messages","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nUSB: usbtmc: Fix direction for 0-length ioctl control messages\n\nThe syzbot fuzzer found a problem in the usbtmc driver: When a user\nsubmits an ioctl for a 0-length control transfer, the driver does not\ncheck that the direction is set to OUT:\n\n------------[ cut here ]------------\nusb 3-1: BOGUS control dir, pipe 80000b80 doesn't match bRequestType fd\nWARNING: CPU: 0 PID: 5100 at drivers/usb/core/urb.c:411 usb_submit_urb+0x14a7/0x1880 drivers/usb/core/urb.c:411\nModules linked in:\nCPU: 0 PID: 5100 Comm: syz-executor428 Not tainted 6.3.0-syzkaller-12049-g58390c8ce1bd #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023\nRIP: 0010:usb_submit_urb+0x14a7/0x1880 drivers/usb/core/urb.c:411\nCode: 7c 24 40 e8 1b 13 5c fb 48 8b 7c 24 40 e8 21 1d f0 fe 45 89 e8 44 89 f1 4c 89 e2 48 89 c6 48 c7 c7 e0 b5 fc 8a e8 19 c8 23 fb <0f> 0b e9 9f ee ff ff e8 ed 12 5c fb 0f b6 1d 12 8a 3c 08 31 ff 41\nRSP: 0018:ffffc90003d2fb00 EFLAGS: 00010282\nRAX: 0000000000000000 RBX: ffff8880789e9058 RCX: 0000000000000000\nRDX: ffff888029593b80 RSI: ffffffff814c1447 RDI: 0000000000000001\nRBP: ffff88801ea742f8 R08: 0000000000000001 R09: 0000000000000000\nR10: 0000000000000001 R11: 0000000000000001 R12: ffff88802915e528\nR13: 00000000000000fd R14: 0000000080000b80 R15: ffff8880222b3100\nFS:  0000555556ca63c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f9ef4d18150 CR3: 0000000073e5b000 CR4: 00000000003506f0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n <TASK>\n usb_start_wait_urb+0x101/0x4b0 drivers/usb/core/message.c:58\n usb_internal_control_msg drivers/usb/core/message.c:102 [inline]\n usb_control_msg+0x320/0x4a0 drivers/usb/core/message.c:153\n usbtmc_ioctl_request drivers/usb/class/usbtmc.c:1954 [inline]\n usbtmc_ioctl+0x1b3d/0x2840 drivers/usb/class/usbtmc.c:2097\n\nTo fix this, we must override the direction in the bRequestType field\nof the control request structure when the length is 0.","publishedAt":"2025-12-08T01:19:22.571Z","updatedAt":"2026-05-11T19:51:10.341Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"658f24f4523e41cda6a389c38b763f4c0cad6fbc","status":"affected","lessThan":"7cef7681aa7719ff585dd06113a061ab2def7da0","versionType":"git"},{"version":"658f24f4523e41cda6a389c38b763f4c0cad6fbc","status":"affected","lessThan":"6340e432cf70bf156b19c6f5dd737d940eca02a3","versionType":"git"},{"version":"658f24f4523e41cda6a389c38b763f4c0cad6fbc","status":"affected","lessThan":"3b43d9df27a708f4079d518b879f517fea150a91","versionType":"git"},{"version":"658f24f4523e41cda6a389c38b763f4c0cad6fbc","status":"affected","lessThan":"0ced12bdf624d8d8977ddb16eb130cd479d92bcf","versionType":"git"},{"version":"658f24f4523e41cda6a389c38b763f4c0cad6fbc","status":"affected","lessThan":"50775a046c68e1d157d5e413cae2e5e00da1c463","versionType":"git"},{"version":"658f24f4523e41cda6a389c38b763f4c0cad6fbc","status":"affected","lessThan":"94d25e9128988c6a1fc9070f6e98215a95795bd8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/class/usbtmc.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.20","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.20","versionType":"semver"},{"version":"5.4.244","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.181","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.113","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.30","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.3.4","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/class/usbtmc.c"]}],"references":["https://git.kernel.org/stable/c/7cef7681aa7719ff585dd06113a061ab2def7da0","https://git.kernel.org/stable/c/6340e432cf70bf156b19c6f5dd737d940eca02a3","https://git.kernel.org/stable/c/3b43d9df27a708f4079d518b879f517fea150a91","https://git.kernel.org/stable/c/0ced12bdf624d8d8977ddb16eb130cd479d92bcf","https://git.kernel.org/stable/c/50775a046c68e1d157d5e413cae2e5e00da1c463","https://git.kernel.org/stable/c/94d25e9128988c6a1fc9070f6e98215a95795bd8"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53761.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53761","state":"PUBLISHED","datePublished":"2025-12-08T01:19:22.571Z","dateUpdated":"2026-05-11T19:51:10.341Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-08T01:18:04.280Z"},"containers":{"cna":{"title":"USB: usbtmc: Fix direction for 0-length ioctl control messages","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nUSB: usbtmc: Fix direction for 0-length ioctl control messages\n\nThe syzbot fuzzer found a problem in the usbtmc driver: When a user\nsubmits an ioctl for a 0-length control transfer, the driver does not\ncheck that the direction is set to OUT:\n\n------------[ cut here ]------------\nusb 3-1: BOGUS control dir, pipe 80000b80 doesn't match bRequestType fd\nWARNING: CPU: 0 PID: 5100 at drivers/usb/core/urb.c:411 usb_submit_urb+0x14a7/0x1880 drivers/usb/core/urb.c:411\nModules linked in:\nCPU: 0 PID: 5100 Comm: syz-executor428 Not tainted 6.3.0-syzkaller-12049-g58390c8ce1bd #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023\nRIP: 0010:usb_submit_urb+0x14a7/0x1880 drivers/usb/core/urb.c:411\nCode: 7c 24 40 e8 1b 13 5c fb 48 8b 7c 24 40 e8 21 1d f0 fe 45 89 e8 44 89 f1 4c 89 e2 48 89 c6 48 c7 c7 e0 b5 fc 8a e8 19 c8 23 fb <0f> 0b e9 9f ee ff ff e8 ed 12 5c fb 0f b6 1d 12 8a 3c 08 31 ff 41\nRSP: 0018:ffffc90003d2fb00 EFLAGS: 00010282\nRAX: 0000000000000000 RBX: ffff8880789e9058 RCX: 0000000000000000\nRDX: ffff888029593b80 RSI: ffffffff814c1447 RDI: 0000000000000001\nRBP: ffff88801ea742f8 R08: 0000000000000001 R09: 0000000000000000\nR10: 0000000000000001 R11: 0000000000000001 R12: ffff88802915e528\nR13: 00000000000000fd R14: 0000000080000b80 R15: ffff8880222b3100\nFS:  0000555556ca63c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f9ef4d18150 CR3: 0000000073e5b000 CR4: 00000000003506f0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n <TASK>\n usb_start_wait_urb+0x101/0x4b0 drivers/usb/core/message.c:58\n usb_internal_control_msg drivers/usb/core/message.c:102 [inline]\n usb_control_msg+0x320/0x4a0 drivers/usb/core/message.c:153\n usbtmc_ioctl_request drivers/usb/class/usbtmc.c:1954 [inline]\n usbtmc_ioctl+0x1b3d/0x2840 drivers/usb/class/usbtmc.c:2097\n\nTo fix this, we must override the direction in the bRequestType field\nof the control request structure when the length is 0."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"658f24f4523e41cda6a389c38b763f4c0cad6fbc","status":"affected","lessThan":"7cef7681aa7719ff585dd06113a061ab2def7da0","versionType":"git"},{"version":"658f24f4523e41cda6a389c38b763f4c0cad6fbc","status":"affected","lessThan":"6340e432cf70bf156b19c6f5dd737d940eca02a3","versionType":"git"},{"version":"658f24f4523e41cda6a389c38b763f4c0cad6fbc","status":"affected","lessThan":"3b43d9df27a708f4079d518b879f517fea150a91","versionType":"git"},{"version":"658f24f4523e41cda6a389c38b763f4c0cad6fbc","status":"affected","lessThan":"0ced12bdf624d8d8977ddb16eb130cd479d92bcf","versionType":"git"},{"version":"658f24f4523e41cda6a389c38b763f4c0cad6fbc","status":"affected","lessThan":"50775a046c68e1d157d5e413cae2e5e00da1c463","versionType":"git"},{"version":"658f24f4523e41cda6a389c38b763f4c0cad6fbc","status":"affected","lessThan":"94d25e9128988c6a1fc9070f6e98215a95795bd8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/class/usbtmc.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.20","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.20","versionType":"semver"},{"version":"5.4.244","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.181","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.113","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.30","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.3.4","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/class/usbtmc.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/7cef7681aa7719ff585dd06113a061ab2def7da0"},{"url":"https://git.kernel.org/stable/c/6340e432cf70bf156b19c6f5dd737d940eca02a3"},{"url":"https://git.kernel.org/stable/c/3b43d9df27a708f4079d518b879f517fea150a91"},{"url":"https://git.kernel.org/stable/c/0ced12bdf624d8d8977ddb16eb130cd479d92bcf"},{"url":"https://git.kernel.org/stable/c/50775a046c68e1d157d5e413cae2e5e00da1c463"},{"url":"https://git.kernel.org/stable/c/94d25e9128988c6a1fc9070f6e98215a95795bd8"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:51:10.341Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.4.244"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.10.181"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.15.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.1.30"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.3.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.4"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}