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linux/drivers/video/fbdev
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Kees Cook 2dc705a993 fbdev: color map copying bounds checking 
Copying color maps to userspace doesn't check the value of to->start,
which will cause kernel heap buffer OOB read due to signedness wraps.

CVE-2016-8405

Link: http://lkml.kernel.org/r/20170105224249.GA50925@beast
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Kees Cook <keescook@chromium.org>
Reported-by: Peter Pi (@heisecode) of Trend Micro
Cc: Min Chong <mchong@google.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2017-01-24 16:26:14 -08:00
..
aty
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
core
fbdev: color map copying bounds checking
2017-01-24 16:26:14 -08:00
geode
video: constify geode ops structures
2015-12-15 15:41:22 +02:00
i810
video: fbdev: i810: add in missing white space in error message text
2016-09-27 11:08:15 +03:00
intelfb
video: fbdev: intelfb: remove impossible condition
2016-09-07 11:16:05 +03:00
kyro
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
matrox
matroxfb: fix size of memcpy
2016-09-27 11:43:24 +03:00
mb862xx
video: fbdev: mb862xx: remove unused variable
2016-08-30 12:00:15 +03:00
mbx
video/mbx: indent some if statements
2014-07-01 13:32:30 +03:00
mmp
fbdev: mmp: print IRQ resource using %pR format string
2016-01-29 13:42:58 +02:00
nvidia
video: fbdev: nvidia: use arch_phys_wc_add() and ioremap_wc()
2015-06-03 12:41:50 +03:00
omap
fbdev: Remove deprecated create_singlethread_workqueue
2016-08-11 17:54:56 +03:00
omap2
omapfb: fix return value check in dsi_bind()
2016-09-27 11:04:05 +03:00
riva
video: fbdev: rivafb: unlock chip before probiding EDID
2015-12-15 15:41:23 +02:00
savage
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
sis
video: fbdev: sis: remove unused variable
2016-03-03 13:38:29 +02:00
vermilion
mm, page_alloc: distinguish between being unable to sleep, unwilling to sleep and avoiding waking kswapd
2015-11-06 17:50:42 -08:00
via
fbdev: Use IS_ENABLED() instead of checking for built-in or module
2016-05-13 15:14:38 +03:00
68328fb.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
acornfb.c
dma, mm/pat: Rename dma_*_writecombine() to dma_*_wc()
2016-03-09 14:57:51 +01:00
acornfb.h
…
amba-clcd-nomadik.c
video: ARM CLCD: export symbols for driver module
2016-08-30 11:54:23 +03:00
amba-clcd-nomadik.h
video: ARM CLCD: add special board and panel hooks for Nomadik
2016-08-11 17:54:54 +03:00
amba-clcd-versatile.c
video: ARM CLCD: fix Vexpress regression
2016-11-03 12:20:14 +02:00
amba-clcd-versatile.h
video: ARM CLCD: add special panel hook for Versatiles
2016-08-11 17:54:54 +03:00
amba-clcd.c
video: ARM CLCD: fix endpoint lookup logic
2016-08-30 11:31:22 +03:00
amifb.c
fbdev changes for 4.2
2015-06-23 16:23:30 -07:00
arcfb.c
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
arkfb.c
drivers/video/fbdev/arkfb.c: Use arch_phys_wc_add() and pci_iomap_wc()
2015-08-25 09:59:45 +02:00
asiliantfb.c
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
atafb_iplan2p2.c
…
atafb_iplan2p4.c
…
atafb_iplan2p8.c
…
atafb_mfb.c
…
atafb_utils.h
…
atafb.c
fbdev: kill fb_rotate
2016-02-26 13:28:35 +02:00
atafb.h
…
atmel_lcdfb.c
This is the bulk of GPIO changes for kernel v4.6:
2016-03-17 21:05:32 -07:00
au1100fb.c
fbdev: kill fb_rotate
2016-02-26 13:28:35 +02:00
au1100fb.h
MIPS: Alchemy: au1100fb: use clk framework
2014-07-30 14:10:39 +02:00
au1200fb.c
mips: separate extable.h, switch module.h to it
2016-10-05 18:36:18 -04:00
au1200fb.h
…
auo_k190x.c
fbdev: auo_k190x: avoid unused function warnings
2015-12-15 15:41:23 +02:00
auo_k190x.h
…
auo_k1900fb.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
auo_k1901fb.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
bf54x-lq043fb.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
bf537-lq035.c
fbdev: kill fb_rotate
2016-02-26 13:28:35 +02:00
bfin_adv7393fb.c
fb: adv7393: off by one in probe function
2016-08-30 12:06:12 +03:00
bfin_adv7393fb.h
fbdev/bfin_adv7393fb: move DRIVER_NAME before its first use
2016-08-02 19:35:05 -04:00
bfin-lq035q1-fb.c
…
bfin-t350mcqb-fb.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
broadsheetfb.c
fbdev: broadsheetfb: fix memory leak
2015-09-30 10:33:57 +03:00
bt431.h
video: fbdev: bt431: Correct cursor format control macro
2016-02-26 13:06:11 +02:00
bt455.h
video: fbdev: pmag-ba-fb: Optimize Bt455 colormap addressing
2016-02-26 13:06:11 +02:00
bw2.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
c2p_core.h
…
c2p_iplan2.c
…
c2p_planar.c
…
c2p.h
…
carminefb_regs.h
…
carminefb.c
…
carminefb.h
…
cg3.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
cg6.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
cg14.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
chipsfb.c
fbdev: Remove __init from chips_hw_init() to fix build failure
2014-08-26 12:48:34 +03:00
cirrusfb.c
…
clps711x-fb.c
video: clps711x-fb: Changing the compatibility string to match with the smallest supported chip
2016-07-06 17:38:19 +02:00
clps711xfb.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
cobalt_lcdfb.c
video: fbdev: cobalt_lcdfb: Handle return NULL error from devm_ioremap
2017-01-04 12:58:45 +01:00
controlfb.c
powerpc: Move Power Macintosh drivers to generic byteswappers
2015-03-23 14:29:40 +11:00
controlfb.h
…
cyber2000fb.c
video: fbdev: cyber2000fb.c: use container_of to resolve cfb_info from fb_info
2014-09-30 13:06:01 +03:00
cyber2000fb.h
…
da8xx-fb.c
remove lots of IS_ERR_VALUE abuses
2016-05-27 15:26:11 -07:00
dnfb.c
…
edid.h
…
efifb.c
efifb: Show framebuffer layout as device attributes
2016-10-18 17:11:19 +02:00
ep93xx-fb.c
dma, mm/pat: Rename dma_*_writecombine() to dma_*_wc()
2016-03-09 14:57:51 +01:00
fb-puv3.c
drivers/video/fbdev/fb-puv3.c: Add header files for function unifb_mmap
2014-05-23 13:51:10 +03:00
ffb.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
fm2fb.c
…
fsl-diu-fb.c
video: fbdev: fsl: Fix kernel crash when diu_ops is not implemented
2015-12-09 12:57:06 +02:00
g364fb.c
…
gbefb.c
dma, mm/pat: Rename dma_*_writecombine() to dma_*_wc()
2016-03-09 14:57:51 +01:00
goldfishfb.c
…
grvga.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
gxt4500.c
gxt4500: enable panning
2015-10-08 12:19:39 +03:00
hecubafb.c
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
hgafb.c
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
hitfb.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
hpfb.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
hyperv_fb.c
drivers:hv: Use new vmbus_mmio_free() from client drivers.
2016-04-30 14:01:37 -07:00
i740_reg.h
…
i740fb.c
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
igafb.c
…
imsttfb.c
PCI: Remove includes of asm/pci-bridge.h
2016-02-05 16:29:28 -06:00
imxfb.c
video: fbdev: imxfb: add some error handling
2016-05-10 11:42:25 +03:00
jz4740_fb.c
…
Kconfig
Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus
2016-10-15 09:26:12 -07:00
leo.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
macfb.c
…
macmodes.c
…
macmodes.h
…
Makefile
video: fbdev: exynos: Remove old non-working MIPI driver
2016-09-27 11:05:29 +03:00
maxinefb.c
…
metronomefb.c
video: fbdev: metronomefb: two harmless off by one bugs
2016-02-16 14:52:43 +02:00
mx3fb.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
mxsfb.c
video: mxsfb: Fix framebuffer corruption on mx6sx
2016-08-30 11:59:33 +03:00
n411.c
fbdev: n411: check return value
2016-02-26 12:16:58 +02:00
neofb.c
video: fbdev: neofb: use arch_phys_wc_add() and ioremap_wc()
2015-06-03 12:41:49 +03:00
nuc900fb.c
dma, mm/pat: Rename dma_*_writecombine() to dma_*_wc()
2016-03-09 14:57:51 +01:00
nuc900fb.h
…
ocfb.c
ocfb: fix tgdel and tvdel timing parameters
2016-01-29 13:34:07 +02:00
offb.c
video: fbdev: offb: Call pci_enable_device() before using the PCI VGA device
2016-09-27 10:55:02 +03:00
p9100.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
platinumfb.c
powerpc: Move Power Macintosh drivers to generic byteswappers
2015-03-23 14:29:40 +11:00
platinumfb.h
…
pm2fb.c
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
pm3fb.c
video: fbdev: pm3fb: use arch_phys_wc_add() and ioremap_wc()
2015-06-03 12:41:52 +03:00
pmag-aa-fb.c
video: fbdev: pmag-ba-fb: Optimize Bt455 colormap addressing
2016-02-26 13:06:11 +02:00
pmag-ba-fb.c
video: fbdev: pmag-ba-fb: Fix the lower margin size
2016-02-26 13:02:58 +02:00
pmagb-b-fb.c
…
ps3fb.c
…
pvr2fb.c
mm: replace get_user_pages_unlocked() write/force parameters with gup_flags
2016-10-18 14:13:37 -07:00
pxa3xx-gcu.c
video: fbdev: pxa3xx_gcu: prepare the clocks
2015-08-10 12:25:43 +03:00
pxa3xx-gcu.h
…
pxa168fb.c
dma, mm/pat: Rename dma_*_writecombine() to dma_*_wc()
2016-03-09 14:57:51 +01:00
pxa168fb.h
…
pxafb.c
video: fbdev: pxafb: add missing of_node_put() in of_get_pxafb_mode_info()
2016-08-30 12:04:16 +03:00
pxafb.h
video: fbdev: pxafb: loosen the platform data bond
2015-12-15 15:41:24 +02:00
q40fb.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
s1d13xxxfb.c
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
s3c2410fb.c
video: s3c2410fb: Register cpufreq notifier only on S3C24xx
2016-08-11 17:54:55 +03:00
s3c2410fb.h
video: s3c2410fb: Register cpufreq notifier only on S3C24xx
2016-08-11 17:54:55 +03:00
s3c-fb.c
dma, mm/pat: Rename dma_*_writecombine() to dma_*_wc()
2016-03-09 14:57:51 +01:00
s3fb.c
drivers/video/fbdev/s3fb: Use arch_phys_wc_add() and pci_iomap_wc()
2015-08-25 09:59:45 +02:00
sa1100fb.c
dma, mm/pat: Rename dma_*_writecombine() to dma_*_wc()
2016-03-09 14:57:51 +01:00
sa1100fb.h
ARM: 8244/1: fbdev: sa1100fb: make use of device clock
2014-12-05 16:30:25 +00:00
sbuslib.c
…
sbuslib.h
…
sh7760fb.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
sh_mobile_lcdcfb.c
fbdev: sh_mobile_lcdc: Fix destruction of uninitialized mutex
2015-04-07 16:24:15 +03:00
sh_mobile_lcdcfb.h
…
sh_mobile_meram.c
More ACPI and power management updates for 3.19-rc1
2014-12-18 20:28:33 -08:00
simplefb.c
simplefb: Disable and release clocks and regulators in destroy callback
2016-09-27 11:21:36 +03:00
skeletonfb.c
docs: fix locations of several documents that got moved
2016-10-24 08:12:35 -02:00
sm501fb.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
sm712.h
staging: sm7xxfb: merge sm712fb with fbdev
2015-08-07 15:05:01 -07:00
sm712fb.c
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
smscufx.c
video: smscufx: remove unused variable
2016-09-27 11:47:37 +03:00
ssd1307fb.c
fbdev: ssd1307fb: fix a possible NULL dereference
2016-09-27 11:41:30 +03:00
sstfb.c
…
sticore.h
…
stifb.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
sunxvr500.c
drivers/video: make fbdev/sunxvr500.c explicitly non-modular
2016-03-03 13:36:51 +02:00
sunxvr1000.c
drivers/video: make fbdev/sunxvr1000.c explicitly non-modular
2016-03-03 13:36:51 +02:00
sunxvr2500.c
drivers/video: make fbdev/sunxvr2500.c explicitly non-modular
2016-03-03 13:36:51 +02:00
tcx.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
tdfxfb.c
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
tgafb.c
…
tmiofb.c
…
tridentfb.c
fbdev changes for 4.4
2015-11-10 10:00:09 -08:00
udlfb.c
fbdev: udlfb: remove unneeded initialization in few places
2015-08-20 10:32:40 +03:00
uvesafb.c
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
valkyriefb.c
video: fbdev: valkyriefb.c: use container_of to resolve fb_info_valkyrie from fb_info
2014-09-30 13:06:01 +03:00
valkyriefb.h
…
vesafb.c
video: fbdev: vesafb: use arch_phys_wc_add()
2015-06-16 09:42:11 +03:00
vfb.c
fbdev: vfb: simplify memory management
2016-09-07 12:06:53 +03:00
vga16fb.c
video: fbdev: constify fb_fix_screeninfo and fb_var_screeninfo structures
2016-09-27 11:16:35 +03:00
vt8500lcdfb.c
video: vt8500lcdfb: remove unneeded continue
2015-01-13 13:35:04 +02:00
vt8500lcdfb.h
…
vt8623fb.c
drivers/video/fbdev/vt8623fb: Use arch_phys_wc_add() and pci_iomap_wc()
2015-08-25 09:59:45 +02:00
w100fb.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
w100fb.h
…
wm8505fb_regs.h
…
wm8505fb.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
wmt_ge_rops.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00
wmt_ge_rops.h
…
xen-fbfront.c
xen: make use of xenbus_read_unsigned() in xen-fbfront
2016-11-07 13:55:32 +01:00
xilinxfb.c
video: fbdev: drop owner assignment from platform_drivers
2014-10-20 16:21:51 +02:00