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| author | Zack Rusin <zack.rusin@broadcom.com> | 2026-08-09 16:45:15 -0400 |
|---|---|---|
| committer | Zack Rusin <zack.rusin@broadcom.com> | 2026-09-28 10:55:40 -0400 |
| commit | 21bc51cb89ced74d6645a138cc2f21184bc75094 (patch) | |
| tree | f60047a75ace47b902598d6413e4188af5ca8560 /tools/lib/python/kdoc | |
| parent | 01c83795d50ccdb441f60e89ff50767cb2f6045a (diff) | |
| download | linux-next-21bc51cb89ced74d6645a138cc2f21184bc75094.tar.gz linux-next-21bc51cb89ced74d6645a138cc2f21184bc75094.zip | |
drm/vmwgfx: validate pitch coming from userspace
Validate the pitch, alongside the box dimensions before trying
to copy data from the underlying surface. Fixes possible
out of bounds reads with cursor snooping.
Fixes: 2ac863719e51 ("vmwgfx: Snoop DMA transfers with non-covering sizes")
Cc: stable@vger.kernel.org
Reported-by: Youness HFA <hfa.youness@gmail.com>
Signed-off-by: Zack Rusin <zack.rusin@broadcom.com>
Reviewed-by: Maaz Mombasawala <maaz.mombasawala@broadcom.com>
Link: https://patch.msgid.link/20260809204515.211045-1-zack.rusin@broadcom.com
Diffstat (limited to 'tools/lib/python/kdoc')
0 files changed, 0 insertions, 0 deletions