cbcvebase.
CVE-2022-49301
published 2025-02-26

CVE-2022-49301: In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix uninit-value in usb_read8() and friends When…

PriorityP420medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.26%
17.3th percentile
In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix uninit-value in usb_read8() and friends When r8712_usbctrl_vendorreq() returns negative, 'data' in usb_read{8,16,32} will not be initialized. BUG: KMSAN: uninit-value in string_nocheck lib/vsprintf.c:643 [inline] BUG: KMSAN: uninit-value in string+0x4ec/0x6f0 lib/vsprintf.c:725 string_nocheck lib/vsprintf.c:643 [inline] string+0x4ec/0x6f0 lib/vsprintf.c:725 vsnprintf+0x2222/0x3650 lib/vsprintf.c:2806 va_format lib/vsprintf.c:1704 [inline] pointer+0x18e6/0x1f70 lib/vsprintf.c:2443 vsnprintf+0x1a9b/0x3650 lib/vsprintf.c:2810 vprintk_store+0x537/0x2150 kernel/printk/printk.c:2158 vprintk_emit+0x28b/0xab0 kernel/printk/printk.c:2256 dev_vprintk_emit+0x5ef/0x6d0 drivers/base/core.c:4604 dev_printk_emit+0x1dd/0x21f drivers/base/core.c:4615 __dev_printk+0x3be/0x440 drivers/base/core.c:4627 _dev_info+0x1ea/0x22f drivers/base/core.c:4673 r871xu_drv_init+0x1929/0x3070 drivers/staging/rtl8712/usb_intf.c:401 usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396 really_probe+0x6c7/0x1350 drivers/base/dd.c:621 __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752 driver_probe_device drivers/base/dd.c:782 [inline] __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899 bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427 __device_attach+0x593/0x8e0 drivers/base/dd.c:970 device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017 bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487 device_add+0x1fff/0x26e0 drivers/base/core.c:3405 usb_set_configuration+0x37e9/0x3ed0 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x13c/0x300 drivers/usb/core/generic.c:238 usb_probe_device+0x309/0x570 drivers/usb/core/driver.c:293 really_probe+0x6c7/0x1350 drivers/base/dd.c:621 __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752 driver_probe_device drivers/base/dd.c:782 [inline] __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899 bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427 __d

Affected

17 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 5.18.5-1 (bookworm)linux 5.18.5-1 (bookworm)
linuxlinux——
linuxlinux>= 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef < 58762f1c63c75cbe1dc393eed3c9cf8e38310ca158762f1c63c75cbe1dc393eed3c9cf8e38310ca1
linuxlinux>= 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef < 33ef21d55418ab6a62a63fd550b2dbe29743337233ef21d55418ab6a62a63fd550b2dbe297433372
linuxlinux>= 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef < 95b0f54f8a898072a2810c05fab34d971f23a61295b0f54f8a898072a2810c05fab34d971f23a612
linuxlinux>= 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef < d7ed3c85da0b230bcdf5329acfe012ed093f3daad7ed3c85da0b230bcdf5329acfe012ed093f3daa
linuxlinux>= 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef < de075af8c404f7d59ed34df230aedd9f645fb846de075af8c404f7d59ed34df230aedd9f645fb846
linuxlinux>= 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef < d1b57669732d09da7e13ef86d058dab0cd57f6e0d1b57669732d09da7e13ef86d058dab0cd57f6e0
linuxlinux_kernel< 5.4.1985.4.198
linuxlinux_kernel>= 0 < 5.10.127-15.10.127-1
linuxlinux_kernel>= 0 < 5.18.5-15.18.5-1
linuxlinux_kernel>= 0 < 5.18.5-15.18.5-1
linuxlinux_kernel>= 0 < 5.18.5-15.18.5-1
linuxlinux_kernel>= 5.11 < 5.15.475.15.47
linuxlinux_kernel>= 5.16 < 5.17.155.17.15
linuxlinux_kernel>= 5.18 < 5.18.45.18.4
linuxlinux_kernel>= 5.5 < 5.10.1225.10.122

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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