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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2024-50268

usb: typec: fix potential out of bounds in ucsi_ccg_update_set_new_cam_cmd()

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Status
Published
Published
Updated
Assigning organization
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: usb: typec: fix potential out of bounds in ucsi_ccg_update_set_new_cam_cmd() The "*cmd" variable can be controlled by the user via debugfs. That means "new_cam" can be as high as 255 while the size of the uc->updated[] array is UCSI_MAX_ALTMODES (30). The call tree is: ucsi_cmd() // val comes from simple_attr_write_xsigned() -> ucsi_send_command() -> ucsi_send_command_common() -> ucsi_run_command() // calls ucsi->ops->sync_control() -> ucsi_ccg_sync_control()

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 170a6726d0e266f2c8f306e3d61715c32f4ee41e to < d76923164705821aa1b01b8d9d1741f20c654ab4affected
  • 170a6726d0e266f2c8f306e3d61715c32f4ee41e to < 8f47984b35f3be0cfc652c2ca358d5768ea3456baffected
  • 170a6726d0e266f2c8f306e3d61715c32f4ee41e to < 604314ecd682913925980dc955caea2d036eab5faffected
  • 170a6726d0e266f2c8f306e3d61715c32f4ee41e to < 69e19774f15e12dda6c6c58001d059e30895009baffected
  • 170a6726d0e266f2c8f306e3d61715c32f4ee41e to < 3a2ba841659a0f15102585120dea75d8d5209616affected
  • 170a6726d0e266f2c8f306e3d61715c32f4ee41e to < 7dd08a0b4193087976db6b3ee7807de7e8316f96affected

Linux Linux

Default version status: affected

  • 5.6affected
  • 0 to < 5.6unaffected
  • 5.10.230 to ≤ 5.10.*unaffected
  • 5.15.172 to ≤ 5.15.*unaffected
  • 6.1.117 to ≤ 6.1.*unaffected
  • 6.6.61 to ≤ 6.6.*unaffected
  • 6.11.8 to ≤ 6.11.*unaffected
  • 6.12 to ≤ *unaffected

References