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author | Mike DePaulo <mikedep333@gmail.com> | 2015-01-10 12:03:47 -0500 |
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committer | Mike DePaulo <mikedep333@gmail.com> | 2015-01-10 12:06:49 -0500 |
commit | 7e1c3b94f42dfc5e52f0f724b6bf7d03e3b743e3 (patch) | |
tree | f2a4bfed7809a8e0bf4d06ec56a80191badba48b /xorg-server/hw/xfree86/dri2 | |
parent | 212ca5c6023b6b7455ad64b2c29aeff82f301a03 (diff) | |
download | vcxsrv-7e1c3b94f42dfc5e52f0f724b6bf7d03e3b743e3.tar.gz vcxsrv-7e1c3b94f42dfc5e52f0f724b6bf7d03e3b743e3.tar.bz2 vcxsrv-7e1c3b94f42dfc5e52f0f724b6bf7d03e3b743e3.zip |
Fix CVE-2014-8091..8103. Patches were ported from Ubuntu 14.04 (xorg-server 1.15.1)
Diffstat (limited to 'xorg-server/hw/xfree86/dri2')
-rw-r--r-- | xorg-server/hw/xfree86/dri2/dri2ext.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/dri2/dri2ext.c b/xorg-server/hw/xfree86/dri2/dri2ext.c index ffd66fad6..221ec530b 100644 --- a/xorg-server/hw/xfree86/dri2/dri2ext.c +++ b/xorg-server/hw/xfree86/dri2/dri2ext.c @@ -270,6 +270,9 @@ ProcDRI2GetBuffers(ClientPtr client) unsigned int *attachments; REQUEST_FIXED_SIZE(xDRI2GetBuffersReq, stuff->count * 4); + if (stuff->count > (INT_MAX / 4)) + return BadLength; + if (!validDrawable(client, stuff->drawable, DixReadAccess | DixWriteAccess, &pDrawable, &status)) return status; |