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| author | Gerd Hoffmann | 2018-03-09 15:37:04 +0100 |
|---|---|---|
| committer | Gerd Hoffmann | 2018-03-12 11:45:21 +0100 |
| commit | 7cdc61becd095b64a786b2625f321624e7111f3d (patch) | |
| tree | 860a198e9e4e4c3833c05d1a48feb04f1e7888bb /linux-headers/linux | |
| parent | Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into ... (diff) | |
| download | qemu-7cdc61becd095b64a786b2625f321624e7111f3d.tar.gz qemu-7cdc61becd095b64a786b2625f321624e7111f3d.tar.xz qemu-7cdc61becd095b64a786b2625f321624e7111f3d.zip | |
vga: fix region calculation
Typically the scanline length and the line offset are identical. But
in case they are not our calculation for region_end is incorrect. Using
line_offset is fine for all scanlines, except the last one where we have
to use the actual scanline length.
Fixes: CVE-2018-7550
Reported-by: Ross Lagerwall <ross.lagerwall@citrix.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Prasad J Pandit <pjp@fedoraproject.org>
Tested-by: Ross Lagerwall <ross.lagerwall@citrix.com>
Message-id: 20180309143704.13420-1-kraxel@redhat.com
Diffstat (limited to 'linux-headers/linux')
0 files changed, 0 insertions, 0 deletions