cbcvebase.
CVE-2021-47273
published 2024-05-21

CVE-2021-47273: In the Linux kernel, the following vulnerability has been resolved: usb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled When only PHY1 is used…

PriorityP419medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.22%
12.8th percentile
In the Linux kernel, the following vulnerability has been resolved: usb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled When only PHY1 is used (for example on Odroid-HC4), the regmap init code uses the usb2 ports when doesn't initialize the PHY1 regmap entry. This fixes: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000020 ... pc : regmap_update_bits_base+0x40/0xa0 lr : dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8 ... Call trace: regmap_update_bits_base+0x40/0xa0 dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8 dwc3_meson_g12a_usb2_init+0x7c/0xc8 dwc3_meson_g12a_usb_init+0x28/0x48 dwc3_meson_g12a_probe+0x298/0x540 platform_probe+0x70/0xe0 really_probe+0xf0/0x4d8 driver_probe_device+0xfc/0x168 ...

Affected

12 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 5.10.46-1 (bookworm)linux 5.10.46-1 (bookworm)
linuxlinux——
linuxlinux>= 013af227f58a97ffc61b99301f8f4448dc7e7f55 < 750a0d75564293be3ed50f13ef7f38ab75106421750a0d75564293be3ed50f13ef7f38ab75106421
linuxlinux>= 013af227f58a97ffc61b99301f8f4448dc7e7f55 < d8dd3754e707104a34f8ec595034d503ea8871a2d8dd3754e707104a34f8ec595034d503ea8871a2
linuxlinux>= 013af227f58a97ffc61b99301f8f4448dc7e7f55 < 4d2aa178d2ad2fb156711113790dde13e9aa23764d2aa178d2ad2fb156711113790dde13e9aa2376
linuxlinux_kernel——
linuxlinux_kernel>= 0 < 5.10.46-15.10.46-1
linuxlinux_kernel>= 0 < 5.10.46-15.10.46-1
linuxlinux_kernel>= 0 < 5.10.46-15.10.46-1
linuxlinux_kernel>= 0 < 5.10.46-15.10.46-1
linuxlinux_kernel>= 5.11 < 5.12.115.12.11
linuxlinux_kernel>= 5.8 < 5.10.445.10.44

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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