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| author | Gerd Hoffmann | 2017-02-08 11:18:36 +0100 |
|---|---|---|
| committer | Gerd Hoffmann | 2017-02-24 14:35:50 +0100 |
| commit | 92f2b88cea48c6aeba8de568a45f2ed958f3c298 (patch) | |
| tree | 6ed759495bfcf73c74481e0d8cc01c7d33cc8d21 /scripts | |
| parent | Merge remote-tracking branch 'remotes/yongbok/tags/mips-20170222' into staging (diff) | |
| download | qemu-92f2b88cea48c6aeba8de568a45f2ed958f3c298.tar.gz qemu-92f2b88cea48c6aeba8de568a45f2ed958f3c298.tar.xz qemu-92f2b88cea48c6aeba8de568a45f2ed958f3c298.zip | |
cirrus: add blit_is_unsafe call to cirrus_bitblt_cputovideo (CVE-2017-2620)
CIRRUS_BLTMODE_MEMSYSSRC blits do NOT check blit destination
and blit width, at all. Oops. Fix it.
Security impact: high.
The missing blit destination check allows to write to host memory.
Basically same as CVE-2014-8106 for the other blit variants.
Cc: qemu-stable@nongnu.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'scripts')
0 files changed, 0 insertions, 0 deletions