website-function

Function: prevent_read_write_user

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Absent ⚠️
• In 4.15: Absent ⚠️
• In 4.18: Absent ⚠️
• In 5.0: Absent ⚠️
• In 5.3: Absent ⚠️
• In 5.4: Absent ⚠️
• In 5.8: Absent ⚠️
• In 5.11: Absent ⚠️
• In 5.13: Absent ⚠️
• In 5.15: Absent ⚠️
• In 5.19: Absent ⚠️
• In 6.2: Absent ⚠️
• In 6.5: Absent ⚠️
• In 6.8: Absent ⚠️

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Duplicate, Full Inline ⚠️

  Collision: Static Duplication

  Inline: Full

  Transformation: False

  Instances:

  In kernel/futex.c (c00000000021cb28)
  Location: arch/powerpc/include/asm/kup.h:85
  Inline: True
  Inline callers:
    - kernel/futex.c:futex_atomic_op_inuser
    - kernel/futex.c:cmpxchg_futex_value_locked
  

  In fs/compat_ioctl.c (c00000000052a898)
  Location: arch/powerpc/include/asm/kup.h:85
  Inline: True
  Inline callers:
    - fs/compat_ioctl.c:sg_ioctl_trans
  

  In block/compat_ioctl.c (c0000000007ba6fc)
  Location: arch/powerpc/include/asm/kup.h:85
  Inline: True
  Inline callers:
    - block/compat_ioctl.c:compat_blkdev_driver_ioctl
    - block/compat_ioctl.c:compat_cdrom_generic_command
  

  In drivers/video/fbdev/core/fbmem.c (c0000000008a6658)
  Location: arch/powerpc/include/asm/kup.h:85
  Inline: True
  Inline callers:
    - drivers/video/fbdev/core/fbmem.c:fb_getput_cmap
    - drivers/video/fbdev/core/fbmem.c:fb_getput_cmap
  

  In drivers/usb/core/devio.c (c000000000aef9c0)
  Location: arch/powerpc/include/asm/kup.h:85
  Inline: True
  Inline callers:
    - drivers/usb/core/devio.c:usbdev_do_ioctl
  

  In net/socket.c (c000000000c7a634)
  Location: arch/powerpc/include/asm/kup.h:85
  Inline: True
  Inline callers:
    - net/socket.c:ethtool_ioctl
    - net/socket.c:ethtool_ioctl
    - net/socket.c:ethtool_ioctl
    - net/socket.c:ethtool_ioctl
    - net/socket.c:ethtool_ioctl
    - net/socket.c:ethtool_ioctl
  

  In net/compat.c (c000000000d2d080)
  Location: arch/powerpc/include/asm/kup.h:85
  Inline: True
  Inline callers:
    - net/compat.c:compat_mc_setsockopt
    - net/compat.c:compat_mc_setsockopt
    - net/compat.c:compat_mc_setsockopt
  

• In riscv64: Absent ⚠️

Flavor

• In aws: Absent ⚠️
• In azure: Absent ⚠️
• In gcp: Absent ⚠️
• In lowlatency: Absent ⚠️

Differences