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| author | Gerd Hoffmann <kraxel@redhat.com> | 2017-02-08 11:18:36 +0100 |
|---|---|---|
| committer | Michael Roth <mdroth@linux.vnet.ibm.com> | 2017-03-16 12:10:41 -0500 |
| commit | fc8e94c3e5e74437c4e73a5582f17cfd4cae5ccf (patch) | |
| tree | 39ca15b473db331d47489e2c37da8702fa4f9c9a /slirp/if.h | |
| parent | 5e4641777c3cb06206127419ce7617aeff2327f4 (diff) | |
| download | qemu-fc8e94c3e5e74437c4e73a5582f17cfd4cae5ccf.tar.gz | |
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>
(cherry picked from commit 92f2b88cea48c6aeba8de568a45f2ed958f3c298)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Diffstat (limited to 'slirp/if.h')
0 files changed, 0 insertions, 0 deletions