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| author | Mike Gabriel <mike.gabriel@das-netzwerkteam.de> | 2015-05-31 16:50:39 +0200 |
|---|---|---|
| committer | Mike Gabriel <mike.gabriel@das-netzwerkteam.de> | 2015-05-31 16:50:39 +0200 |
| commit | 11b26436b477b51a1b07e333d2223169f7987d49 (patch) | |
| tree | 2cb2bdf1ab43845f0c6c3f8fbb8e916e4e76dbf5 /nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c | |
| parent | 4ed85e8ef572130d7862b155d3ee9c1e52743230 (diff) | |
| parent | 2db01a9a28c4d1aa5483fe7004e1cf2c50e5f1ee (diff) | |
| download | nx-libs-11b26436b477b51a1b07e333d2223169f7987d49.tar.gz nx-libs-11b26436b477b51a1b07e333d2223169f7987d49.tar.bz2 nx-libs-11b26436b477b51a1b07e333d2223169f7987d49.zip | |
Merge pull request #45 from ArcticaProject/pr/dix-cve-fixes
DIX CVE fixes in nx-X11/programs/Xserver/hw/nxagent/ rather than nx-X11/programs/Xserver/dix/.
Diffstat (limited to 'nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c b/nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c index 3d9ee8c7f..0ed7277a1 100644 --- a/nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c +++ b/nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c @@ -2618,7 +2618,9 @@ ProcPutImage(register ClientPtr client) tmpImage = (char *)&stuff[1]; lengthProto = length; - + if (stuff->height != 0 && lengthProto >= (INT32_MAX / stuff->height)) + return BadLength; + if (((((lengthProto * stuff->height) + (unsigned)3) >> 2) + (sizeof(xPutImageReq) >> 2)) != client->req_len) return BadLength; |