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CVE-2023-52528 (GCVE-0-2023-52528)

Vulnerability from cvelistv5 – Published: 2024-03-02 21:52 – Updated: 2026-05-11 19:29
VLAI
Title
net: usb: smsc75xx: Fix uninit-value access in __smsc75xx_read_reg
Summary
In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc75xx: Fix uninit-value access in __smsc75xx_read_reg syzbot reported the following uninit-value access issue: ===================================================== BUG: KMSAN: uninit-value in smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:975 [inline] BUG: KMSAN: uninit-value in smsc75xx_bind+0x5c9/0x11e0 drivers/net/usb/smsc75xx.c:1482 CPU: 0 PID: 8696 Comm: kworker/0:3 Not tainted 5.8.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x21c/0x280 lib/dump_stack.c:118 kmsan_report+0xf7/0x1e0 mm/kmsan/kmsan_report.c:121 __msan_warning+0x58/0xa0 mm/kmsan/kmsan_instr.c:215 smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:975 [inline] smsc75xx_bind+0x5c9/0x11e0 drivers/net/usb/smsc75xx.c:1482 usbnet_probe+0x1152/0x3f90 drivers/net/usb/usbnet.c:1737 usb_probe_interface+0xece/0x1550 drivers/usb/core/driver.c:374 really_probe+0xf20/0x20b0 drivers/base/dd.c:529 driver_probe_device+0x293/0x390 drivers/base/dd.c:701 __device_attach_driver+0x63f/0x830 drivers/base/dd.c:807 bus_for_each_drv+0x2ca/0x3f0 drivers/base/bus.c:431 __device_attach+0x4e2/0x7f0 drivers/base/dd.c:873 device_initial_probe+0x4a/0x60 drivers/base/dd.c:920 bus_probe_device+0x177/0x3d0 drivers/base/bus.c:491 device_add+0x3b0e/0x40d0 drivers/base/core.c:2680 usb_set_configuration+0x380f/0x3f10 drivers/usb/core/message.c:2032 usb_generic_driver_probe+0x138/0x300 drivers/usb/core/generic.c:241 usb_probe_device+0x311/0x490 drivers/usb/core/driver.c:272 really_probe+0xf20/0x20b0 drivers/base/dd.c:529 driver_probe_device+0x293/0x390 drivers/base/dd.c:701 __device_attach_driver+0x63f/0x830 drivers/base/dd.c:807 bus_for_each_drv+0x2ca/0x3f0 drivers/base/bus.c:431 __device_attach+0x4e2/0x7f0 drivers/base/dd.c:873 device_initial_probe+0x4a/0x60 drivers/base/dd.c:920 bus_probe_device+0x177/0x3d0 drivers/base/bus.c:491 device_add+0x3b0e/0x40d0 drivers/base/core.c:2680 usb_new_device+0x1bd4/0x2a30 drivers/usb/core/hub.c:2554 hub_port_connect drivers/usb/core/hub.c:5208 [inline] hub_port_connect_change drivers/usb/core/hub.c:5348 [inline] port_event drivers/usb/core/hub.c:5494 [inline] hub_event+0x5e7b/0x8a70 drivers/usb/core/hub.c:5576 process_one_work+0x1688/0x2140 kernel/workqueue.c:2269 worker_thread+0x10bc/0x2730 kernel/workqueue.c:2415 kthread+0x551/0x590 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:293 Local variable ----buf.i87@smsc75xx_bind created at: __smsc75xx_read_reg drivers/net/usb/smsc75xx.c:83 [inline] smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:968 [inline] smsc75xx_bind+0x485/0x11e0 drivers/net/usb/smsc75xx.c:1482 __smsc75xx_read_reg drivers/net/usb/smsc75xx.c:83 [inline] smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:968 [inline] smsc75xx_bind+0x485/0x11e0 drivers/net/usb/smsc75xx.c:1482 This issue is caused because usbnet_read_cmd() reads less bytes than requested (zero byte in the reproducer). In this case, 'buf' is not properly filled. This patch fixes the issue by returning -ENODATA if usbnet_read_cmd() reads less bytes than requested.
Severity
No CVSS data available.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-09-10 15:56 UTC
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: d0cad871703b898a442e4049c532ec39168e5b57 , < 3e0af6eec1789fd11934164a7f4dbcad979855a4 (git)
Affected: d0cad871703b898a442e4049c532ec39168e5b57 , < 2a36d9e2995c8c3c3f179aab1215a69cff06cbed (git)
Affected: d0cad871703b898a442e4049c532ec39168e5b57 , < 310f1c92f65ad905b7e81fe14de82d979ebbd825 (git)
Affected: d0cad871703b898a442e4049c532ec39168e5b57 , < 30bc4d7aebe33904b0f2d3aad4b4a9c6029ad0c5 (git)
Affected: d0cad871703b898a442e4049c532ec39168e5b57 , < cda10784a176d7192f08ecb518f777a4e9575812 (git)
Affected: d0cad871703b898a442e4049c532ec39168e5b57 , < 9ffc5018020fe646795a8dc1203224b8f776dc09 (git)
Affected: d0cad871703b898a442e4049c532ec39168e5b57 , < 4931e80da9463b03bfe42be54a9a19f213b0f76d (git)
Affected: d0cad871703b898a442e4049c532ec39168e5b57 , < e9c65989920f7c28775ec4e0c11b483910fb67b8 (git)
guessed Create a notification for this product.
Linux Linux Affected: 2.6.34
Unaffected: 0 , < 2.6.34 (semver)
Unaffected: 4.14.327 , ≤ 4.14.* (semver)
Unaffected: 4.19.296 , ≤ 4.19.* (semver)
Unaffected: 5.4.258 , ≤ 5.4.* (semver)
Unaffected: 5.10.198 , ≤ 5.10.* (semver)
Unaffected: 5.15.135 , ≤ 5.15.* (semver)
Unaffected: 6.1.57 , ≤ 6.1.* (semver)
Unaffected: 6.5.7 , ≤ 6.5.* (semver)
Unaffected: 6.6 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: smsc75xx: Fix uninit-value access in __smsc75xx_read_reg\n\nsyzbot reported the following uninit-value access issue:\n\n=====================================================\nBUG: KMSAN: uninit-value in smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:975 [inline]\nBUG: KMSAN: uninit-value in smsc75xx_bind+0x5c9/0x11e0 drivers/net/usb/smsc75xx.c:1482\nCPU: 0 PID: 8696 Comm: kworker/0:3 Not tainted 5.8.0-rc5-syzkaller #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011\nWorkqueue: usb_hub_wq hub_event\nCall Trace:\n __dump_stack lib/dump_stack.c:77 [inline]\n dump_stack+0x21c/0x280 lib/dump_stack.c:118\n kmsan_report+0xf7/0x1e0 mm/kmsan/kmsan_report.c:121\n __msan_warning+0x58/0xa0 mm/kmsan/kmsan_instr.c:215\n smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:975 [inline]\n smsc75xx_bind+0x5c9/0x11e0 drivers/net/usb/smsc75xx.c:1482\n usbnet_probe+0x1152/0x3f90 drivers/net/usb/usbnet.c:1737\n usb_probe_interface+0xece/0x1550 drivers/usb/core/driver.c:374\n really_probe+0xf20/0x20b0 drivers/base/dd.c:529\n driver_probe_device+0x293/0x390 drivers/base/dd.c:701\n __device_attach_driver+0x63f/0x830 drivers/base/dd.c:807\n bus_for_each_drv+0x2ca/0x3f0 drivers/base/bus.c:431\n __device_attach+0x4e2/0x7f0 drivers/base/dd.c:873\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:920\n bus_probe_device+0x177/0x3d0 drivers/base/bus.c:491\n device_add+0x3b0e/0x40d0 drivers/base/core.c:2680\n usb_set_configuration+0x380f/0x3f10 drivers/usb/core/message.c:2032\n usb_generic_driver_probe+0x138/0x300 drivers/usb/core/generic.c:241\n usb_probe_device+0x311/0x490 drivers/usb/core/driver.c:272\n really_probe+0xf20/0x20b0 drivers/base/dd.c:529\n driver_probe_device+0x293/0x390 drivers/base/dd.c:701\n __device_attach_driver+0x63f/0x830 drivers/base/dd.c:807\n bus_for_each_drv+0x2ca/0x3f0 drivers/base/bus.c:431\n __device_attach+0x4e2/0x7f0 drivers/base/dd.c:873\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:920\n bus_probe_device+0x177/0x3d0 drivers/base/bus.c:491\n device_add+0x3b0e/0x40d0 drivers/base/core.c:2680\n usb_new_device+0x1bd4/0x2a30 drivers/usb/core/hub.c:2554\n hub_port_connect drivers/usb/core/hub.c:5208 [inline]\n hub_port_connect_change drivers/usb/core/hub.c:5348 [inline]\n port_event drivers/usb/core/hub.c:5494 [inline]\n hub_event+0x5e7b/0x8a70 drivers/usb/core/hub.c:5576\n process_one_work+0x1688/0x2140 kernel/workqueue.c:2269\n worker_thread+0x10bc/0x2730 kernel/workqueue.c:2415\n kthread+0x551/0x590 kernel/kthread.c:292\n ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:293\n\nLocal variable ----buf.i87@smsc75xx_bind created at:\n __smsc75xx_read_reg drivers/net/usb/smsc75xx.c:83 [inline]\n smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:968 [inline]\n smsc75xx_bind+0x485/0x11e0 drivers/net/usb/smsc75xx.c:1482\n __smsc75xx_read_reg drivers/net/usb/smsc75xx.c:83 [inline]\n smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:968 [inline]\n smsc75xx_bind+0x485/0x11e0 drivers/net/usb/smsc75xx.c:1482\n\nThis issue is caused because usbnet_read_cmd() reads less bytes than requested\n(zero byte in the reproducer). In this case, \u0027buf\u0027 is not properly filled.\n\nThis patch fixes the issue by returning -ENODATA if usbnet_read_cmd() reads\nless bytes than requested."
        },
        {
          "lang": "es",
          "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: net: usb: smsc75xx: corrigi\u00f3 el acceso a valores uninit en __smsc75xx_read_reg syzbot inform\u00f3 el siguiente problema de acceso a valores uninit: =============== ====================================== ERROR: KMSAN: valor uninit en controladores smsc75xx_wait_ready/net /usb/smsc75xx.c:975 [en l\u00ednea] ERROR: KMSAN: valor uninit en smsc75xx_bind+0x5c9/0x11e0 drivers/net/usb/smsc75xx.c:1482 CPU: 0 PID: 8696 Comm: kworker/0:3 No contaminado 5.8.0-rc5-syzkaller #0 Nombre del hardware: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Cola de trabajo: usb_hub_wq hub_event Seguimiento de llamadas: __dump_stack lib/dump_stack.c:77 [en l\u00ednea] dump_stack+0x21c/ 0x280 lib/dump_stack.c:118 kmsan_report+0xf7/0x1e0 mm/kmsan/kmsan_report.c:121 __msan_warning+0x58/0xa0 mm/kmsan/kmsan_instr.c:215 smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:975 [en l\u00ednea ] smsc75xx_bind+0x5c9/0x11e0 controladores/net/usb/smsc75xx.c:1482 usbnet_probe+0x1152/0x3f90 controladores/net/usb/usbnet.c:1737 usb_probe_interface+0xece/0x1550 controladores/usb/core/driver.c:374 very_probe +0xf20/0x20b0 controladores/base/dd.c:529 driver_probe_device+0x293/0x390 controladores/base/dd.c:701 __device_attach_driver+0x63f/0x830 controladores/base/dd.c:807 bus_for_each_drv+0x2ca/0x3f0 controladores/base/ bus.c:431 __device_attach+0x4e2/0x7f0 controladores/base/dd.c:873 dispositivo_initial_probe+0x4a/0x60 controladores/base/dd.c:920 bus_probe_device+0x177/0x3d0 controladores/base/bus.c:491 dispositivo_add+0x3b0e /0x40d0 controladores/base/core.c:2680 usb_set_configuration+0x380f/0x3f10 controladores/usb/core/message.c:2032 usb_generic_driver_probe+0x138/0x300 controladores/usb/core/generic.c:241 usb_probe_device+0x311/0x490 controladores/ usb/core/driver.c:272 Actually_probe+0xf20/0x20b0 controladores/base/dd.c:529 driver_probe_device+0x293/0x390 controladores/base/dd.c:701 __device_attach_driver+0x63f/0x830 controladores/base/dd.c: 807 bus_for_each_drv+0x2ca/0x3f0 controladores/base/bus.c:431 __device_attach+0x4e2/0x7f0 controladores/base/dd.c:873 device_initial_probe+0x4a/0x60 controladores/base/dd.c:920 bus_probe_device+0x177/0x3d0 controladores/ base/bus.c:491 dispositivos_add+0x3b0e/0x40d0 controladores/base/core.c:2680 usb_new_device+0x1bd4/0x2a30 controladores/usb/core/hub.c:2554 hub_port_connect controladores/usb/core/hub.c:5208 [ en l\u00ednea] hub_port_connect_change drivers/usb/core/hub.c:5348 [en l\u00ednea] port_event drivers/usb/core/hub.c:5494 [en l\u00ednea] hub_event+0x5e7b/0x8a70 drivers/usb/core/hub.c:5576 Process_one_work+ 0x1688/0x2140 kernel/workqueue.c:2269 trabajador_thread+0x10bc/0x2730 kernel/workqueue.c:2415 kthread+0x551/0x590 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:293 Variable local ----buf.i87@smsc75xx_bind creada en: __smsc75xx_read_reg drivers/net/usb/smsc75xx.c:83 [en l\u00ednea] smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:968 [en l\u00ednea] smsc75xx_bind+0x485/0x11e0 drivers /net/usb/smsc75xx.c:1482 __smsc75xx_read_reg controladores/net/usb/smsc75xx.c:83 [en l\u00ednea] smsc75xx_wait_ready controladores/net/usb/smsc75xx.c:968 [en l\u00ednea] smsc75xx_bind+0x485/0x11e0 controladores/net/usb /smsc75xx.c:1482 Este problema se debe a que usbnet_read_cmd() lee menos bytes de los solicitados (cero bytes en el reproductor). En este caso, \u0027buf\u0027 no se completa correctamente. Este parche soluciona el problema devolviendo -ENODATA si usbnet_read_cmd() lee menos bytes de los solicitados."
        }
      ],
      "id": "CVE-2023-52528",
      "lastModified": "2024-12-11T16:27:49.277",
      "metrics": {
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 5.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            },
            "exploitabilityScore": 1.8,
            "impactScore": 3.6,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2024-03-02T22:15:48.463",
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                "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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                "versions": [
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                    "version": "0",
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                    "version": "6.5.7",
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                  {
                    "lessThanOrEqual": "*",
                    "status": "unaffected",
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                    "versionType": "original_commit_for_fix"
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                ]
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        "configurations": [
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          {
            "lang": "en",
            "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: smsc75xx: Fix uninit-value access in __smsc75xx_read_reg\n\nsyzbot reported the following uninit-value access issue:\n\n=====================================================\nBUG: KMSAN: uninit-value in smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:975 [inline]\nBUG: KMSAN: uninit-value in smsc75xx_bind+0x5c9/0x11e0 drivers/net/usb/smsc75xx.c:1482\nCPU: 0 PID: 8696 Comm: kworker/0:3 Not tainted 5.8.0-rc5-syzkaller #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011\nWorkqueue: usb_hub_wq hub_event\nCall Trace:\n __dump_stack lib/dump_stack.c:77 [inline]\n dump_stack+0x21c/0x280 lib/dump_stack.c:118\n kmsan_report+0xf7/0x1e0 mm/kmsan/kmsan_report.c:121\n __msan_warning+0x58/0xa0 mm/kmsan/kmsan_instr.c:215\n smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:975 [inline]\n smsc75xx_bind+0x5c9/0x11e0 drivers/net/usb/smsc75xx.c:1482\n usbnet_probe+0x1152/0x3f90 drivers/net/usb/usbnet.c:1737\n usb_probe_interface+0xece/0x1550 drivers/usb/core/driver.c:374\n really_probe+0xf20/0x20b0 drivers/base/dd.c:529\n driver_probe_device+0x293/0x390 drivers/base/dd.c:701\n __device_attach_driver+0x63f/0x830 drivers/base/dd.c:807\n bus_for_each_drv+0x2ca/0x3f0 drivers/base/bus.c:431\n __device_attach+0x4e2/0x7f0 drivers/base/dd.c:873\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:920\n bus_probe_device+0x177/0x3d0 drivers/base/bus.c:491\n device_add+0x3b0e/0x40d0 drivers/base/core.c:2680\n usb_set_configuration+0x380f/0x3f10 drivers/usb/core/message.c:2032\n usb_generic_driver_probe+0x138/0x300 drivers/usb/core/generic.c:241\n usb_probe_device+0x311/0x490 drivers/usb/core/driver.c:272\n really_probe+0xf20/0x20b0 drivers/base/dd.c:529\n driver_probe_device+0x293/0x390 drivers/base/dd.c:701\n __device_attach_driver+0x63f/0x830 drivers/base/dd.c:807\n bus_for_each_drv+0x2ca/0x3f0 drivers/base/bus.c:431\n __device_attach+0x4e2/0x7f0 drivers/base/dd.c:873\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:920\n bus_probe_device+0x177/0x3d0 drivers/base/bus.c:491\n device_add+0x3b0e/0x40d0 drivers/base/core.c:2680\n usb_new_device+0x1bd4/0x2a30 drivers/usb/core/hub.c:2554\n hub_port_connect drivers/usb/core/hub.c:5208 [inline]\n hub_port_connect_change drivers/usb/core/hub.c:5348 [inline]\n port_event drivers/usb/core/hub.c:5494 [inline]\n hub_event+0x5e7b/0x8a70 drivers/usb/core/hub.c:5576\n process_one_work+0x1688/0x2140 kernel/workqueue.c:2269\n worker_thread+0x10bc/0x2730 kernel/workqueue.c:2415\n kthread+0x551/0x590 kernel/kthread.c:292\n ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:293\n\nLocal variable ----buf.i87@smsc75xx_bind created at:\n __smsc75xx_read_reg drivers/net/usb/smsc75xx.c:83 [inline]\n smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:968 [inline]\n smsc75xx_bind+0x485/0x11e0 drivers/net/usb/smsc75xx.c:1482\n __smsc75xx_read_reg drivers/net/usb/smsc75xx.c:83 [inline]\n smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:968 [inline]\n smsc75xx_bind+0x485/0x11e0 drivers/net/usb/smsc75xx.c:1482\n\nThis issue is caused because usbnet_read_cmd() reads less bytes than requested\n(zero byte in the reproducer). In this case, \u0027buf\u0027 is not properly filled.\n\nThis patch fixes the issue by returning -ENODATA if usbnet_read_cmd() reads\nless bytes than requested."
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          {
            "lang": "es",
            "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: net: usb: smsc75xx: corrigi\u00f3 el acceso a valores uninit en __smsc75xx_read_reg syzbot inform\u00f3 el siguiente problema de acceso a valores uninit: =============== ====================================== ERROR: KMSAN: valor uninit en controladores smsc75xx_wait_ready/net /usb/smsc75xx.c:975 [en l\u00ednea] ERROR: KMSAN: valor uninit en smsc75xx_bind+0x5c9/0x11e0 drivers/net/usb/smsc75xx.c:1482 CPU: 0 PID: 8696 Comm: kworker/0:3 No contaminado 5.8.0-rc5-syzkaller #0 Nombre del hardware: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Cola de trabajo: usb_hub_wq hub_event Seguimiento de llamadas: __dump_stack lib/dump_stack.c:77 [en l\u00ednea] dump_stack+0x21c/ 0x280 lib/dump_stack.c:118 kmsan_report+0xf7/0x1e0 mm/kmsan/kmsan_report.c:121 __msan_warning+0x58/0xa0 mm/kmsan/kmsan_instr.c:215 smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:975 [en l\u00ednea ] smsc75xx_bind+0x5c9/0x11e0 controladores/net/usb/smsc75xx.c:1482 usbnet_probe+0x1152/0x3f90 controladores/net/usb/usbnet.c:1737 usb_probe_interface+0xece/0x1550 controladores/usb/core/driver.c:374 very_probe +0xf20/0x20b0 controladores/base/dd.c:529 driver_probe_device+0x293/0x390 controladores/base/dd.c:701 __device_attach_driver+0x63f/0x830 controladores/base/dd.c:807 bus_for_each_drv+0x2ca/0x3f0 controladores/base/ bus.c:431 __device_attach+0x4e2/0x7f0 controladores/base/dd.c:873 dispositivo_initial_probe+0x4a/0x60 controladores/base/dd.c:920 bus_probe_device+0x177/0x3d0 controladores/base/bus.c:491 dispositivo_add+0x3b0e /0x40d0 controladores/base/core.c:2680 usb_set_configuration+0x380f/0x3f10 controladores/usb/core/message.c:2032 usb_generic_driver_probe+0x138/0x300 controladores/usb/core/generic.c:241 usb_probe_device+0x311/0x490 controladores/ usb/core/driver.c:272 Actually_probe+0xf20/0x20b0 controladores/base/dd.c:529 driver_probe_device+0x293/0x390 controladores/base/dd.c:701 __device_attach_driver+0x63f/0x830 controladores/base/dd.c: 807 bus_for_each_drv+0x2ca/0x3f0 controladores/base/bus.c:431 __device_attach+0x4e2/0x7f0 controladores/base/dd.c:873 device_initial_probe+0x4a/0x60 controladores/base/dd.c:920 bus_probe_device+0x177/0x3d0 controladores/ base/bus.c:491 dispositivos_add+0x3b0e/0x40d0 controladores/base/core.c:2680 usb_new_device+0x1bd4/0x2a30 controladores/usb/core/hub.c:2554 hub_port_connect controladores/usb/core/hub.c:5208 [ en l\u00ednea] hub_port_connect_change drivers/usb/core/hub.c:5348 [en l\u00ednea] port_event drivers/usb/core/hub.c:5494 [en l\u00ednea] hub_event+0x5e7b/0x8a70 drivers/usb/core/hub.c:5576 Process_one_work+ 0x1688/0x2140 kernel/workqueue.c:2269 trabajador_thread+0x10bc/0x2730 kernel/workqueue.c:2415 kthread+0x551/0x590 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:293 Variable local ----buf.i87@smsc75xx_bind creada en: __smsc75xx_read_reg drivers/net/usb/smsc75xx.c:83 [en l\u00ednea] smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:968 [en l\u00ednea] smsc75xx_bind+0x485/0x11e0 drivers /net/usb/smsc75xx.c:1482 __smsc75xx_read_reg controladores/net/usb/smsc75xx.c:83 [en l\u00ednea] smsc75xx_wait_ready controladores/net/usb/smsc75xx.c:968 [en l\u00ednea] smsc75xx_bind+0x485/0x11e0 controladores/net/usb /smsc75xx.c:1482 Este problema se debe a que usbnet_read_cmd() lee menos bytes de los solicitados (cero bytes en el reproductor). En este caso, \u0027buf\u0027 no se completa correctamente. Este parche soluciona el problema devolviendo -ENODATA si usbnet_read_cmd() lee menos bytes de los solicitados."
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        "id": "CVE-2023-52528",
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                  "status": "affected",
                  "version": "d0cad871703b898a442e4049c532ec39168e5b57",
                  "versionType": "git"
                },
                {
                  "lessThan": "4931e80da9463b03bfe42be54a9a19f213b0f76d",
                  "status": "affected",
                  "version": "d0cad871703b898a442e4049c532ec39168e5b57",
                  "versionType": "git"
                },
                {
                  "lessThan": "e9c65989920f7c28775ec4e0c11b483910fb67b8",
                  "status": "affected",
                  "version": "d0cad871703b898a442e4049c532ec39168e5b57",
                  "versionType": "git"
                }
              ]
            },
            {
              "defaultStatus": "affected",
              "product": "Linux",
              "programFiles": [
                "drivers/net/usb/smsc75xx.c"
              ],
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "vendor": "Linux",
              "versions": [
                {
                  "status": "affected",
                  "version": "2.6.34"
                },
                {
                  "lessThan": "2.6.34",
                  "status": "unaffected",
                  "version": "0",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "4.14.*",
                  "status": "unaffected",
                  "version": "4.14.327",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "4.19.*",
                  "status": "unaffected",
                  "version": "4.19.296",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.4.*",
                  "status": "unaffected",
                  "version": "5.4.258",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.10.*",
                  "status": "unaffected",
                  "version": "5.10.198",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "5.15.*",
                  "status": "unaffected",
                  "version": "5.15.135",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "6.1.*",
                  "status": "unaffected",
                  "version": "6.1.57",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "6.5.*",
                  "status": "unaffected",
                  "version": "6.5.7",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "*",
                  "status": "unaffected",
                  "version": "6.6",
                  "versionType": "original_commit_for_fix"
                }
              ]
            }
          ],
          "cpeApplicability": [
            {
              "nodes": [
                {
                  "cpeMatch": [
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "4.14.327",
                      "versionStartIncluding": "2.6.34",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "4.19.296",
                      "versionStartIncluding": "2.6.34",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.4.258",
                      "versionStartIncluding": "2.6.34",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.10.198",
                      "versionStartIncluding": "2.6.34",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "5.15.135",
                      "versionStartIncluding": "2.6.34",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.1.57",
                      "versionStartIncluding": "2.6.34",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.5.7",
                      "versionStartIncluding": "2.6.34",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.6",
                      "versionStartIncluding": "2.6.34",
                      "vulnerable": true
                    }
                  ],
                  "negate": false,
                  "operator": "OR"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: smsc75xx: Fix uninit-value access in __smsc75xx_read_reg\n\nsyzbot reported the following uninit-value access issue:\n\n=====================================================\nBUG: KMSAN: uninit-value in smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:975 [inline]\nBUG: KMSAN: uninit-value in smsc75xx_bind+0x5c9/0x11e0 drivers/net/usb/smsc75xx.c:1482\nCPU: 0 PID: 8696 Comm: kworker/0:3 Not tainted 5.8.0-rc5-syzkaller #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011\nWorkqueue: usb_hub_wq hub_event\nCall Trace:\n __dump_stack lib/dump_stack.c:77 [inline]\n dump_stack+0x21c/0x280 lib/dump_stack.c:118\n kmsan_report+0xf7/0x1e0 mm/kmsan/kmsan_report.c:121\n __msan_warning+0x58/0xa0 mm/kmsan/kmsan_instr.c:215\n smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:975 [inline]\n smsc75xx_bind+0x5c9/0x11e0 drivers/net/usb/smsc75xx.c:1482\n usbnet_probe+0x1152/0x3f90 drivers/net/usb/usbnet.c:1737\n usb_probe_interface+0xece/0x1550 drivers/usb/core/driver.c:374\n really_probe+0xf20/0x20b0 drivers/base/dd.c:529\n driver_probe_device+0x293/0x390 drivers/base/dd.c:701\n __device_attach_driver+0x63f/0x830 drivers/base/dd.c:807\n bus_for_each_drv+0x2ca/0x3f0 drivers/base/bus.c:431\n __device_attach+0x4e2/0x7f0 drivers/base/dd.c:873\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:920\n bus_probe_device+0x177/0x3d0 drivers/base/bus.c:491\n device_add+0x3b0e/0x40d0 drivers/base/core.c:2680\n usb_set_configuration+0x380f/0x3f10 drivers/usb/core/message.c:2032\n usb_generic_driver_probe+0x138/0x300 drivers/usb/core/generic.c:241\n usb_probe_device+0x311/0x490 drivers/usb/core/driver.c:272\n really_probe+0xf20/0x20b0 drivers/base/dd.c:529\n driver_probe_device+0x293/0x390 drivers/base/dd.c:701\n __device_attach_driver+0x63f/0x830 drivers/base/dd.c:807\n bus_for_each_drv+0x2ca/0x3f0 drivers/base/bus.c:431\n __device_attach+0x4e2/0x7f0 drivers/base/dd.c:873\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:920\n bus_probe_device+0x177/0x3d0 drivers/base/bus.c:491\n device_add+0x3b0e/0x40d0 drivers/base/core.c:2680\n usb_new_device+0x1bd4/0x2a30 drivers/usb/core/hub.c:2554\n hub_port_connect drivers/usb/core/hub.c:5208 [inline]\n hub_port_connect_change drivers/usb/core/hub.c:5348 [inline]\n port_event drivers/usb/core/hub.c:5494 [inline]\n hub_event+0x5e7b/0x8a70 drivers/usb/core/hub.c:5576\n process_one_work+0x1688/0x2140 kernel/workqueue.c:2269\n worker_thread+0x10bc/0x2730 kernel/workqueue.c:2415\n kthread+0x551/0x590 kernel/kthread.c:292\n ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:293\n\nLocal variable ----buf.i87@smsc75xx_bind created at:\n __smsc75xx_read_reg drivers/net/usb/smsc75xx.c:83 [inline]\n smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:968 [inline]\n smsc75xx_bind+0x485/0x11e0 drivers/net/usb/smsc75xx.c:1482\n __smsc75xx_read_reg drivers/net/usb/smsc75xx.c:83 [inline]\n smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:968 [inline]\n smsc75xx_bind+0x485/0x11e0 drivers/net/usb/smsc75xx.c:1482\n\nThis issue is caused because usbnet_read_cmd() reads less bytes than requested\n(zero byte in the reproducer). In this case, \u0027buf\u0027 is not properly filled.\n\nThis patch fixes the issue by returning -ENODATA if usbnet_read_cmd() reads\nless bytes than requested."
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-05-11T19:29:01.647Z",
            "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "shortName": "Linux"
          },
          "references": [
            {
              "url": "https://git.kernel.org/stable/c/3e0af6eec1789fd11934164a7f4dbcad979855a4"
            },
            {
              "url": "https://git.kernel.org/stable/c/2a36d9e2995c8c3c3f179aab1215a69cff06cbed"
            },
            {
              "url": "https://git.kernel.org/stable/c/310f1c92f65ad905b7e81fe14de82d979ebbd825"
            },
            {
              "url": "https://git.kernel.org/stable/c/30bc4d7aebe33904b0f2d3aad4b4a9c6029ad0c5"
            },
            {
              "url": "https://git.kernel.org/stable/c/cda10784a176d7192f08ecb518f777a4e9575812"
            },
            {
              "url": "https://git.kernel.org/stable/c/9ffc5018020fe646795a8dc1203224b8f776dc09"
            },
            {
              "url": "https://git.kernel.org/stable/c/4931e80da9463b03bfe42be54a9a19f213b0f76d"
            },
            {
              "url": "https://git.kernel.org/stable/c/e9c65989920f7c28775ec4e0c11b483910fb67b8"
            }
          ],
          "title": "net: usb: smsc75xx: Fix uninit-value access in __smsc75xx_read_reg",
          "x_generator": {
            "engine": "bippy-1.2.0"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "assignerShortName": "Linux",
        "cveId": "CVE-2023-52528",
        "datePublished": "2024-03-02T21:52:33.554Z",
        "dateReserved": "2024-02-20T12:30:33.318Z",
        "dateUpdated": "2026-05-11T19:29:01.647Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


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