diff options
Diffstat (limited to 'debian/patches/1028-render-unvalidated-lengths-in-Render-extn.-swapped-p.patch')
-rw-r--r-- | debian/patches/1028-render-unvalidated-lengths-in-Render-extn.-swapped-p.patch | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/debian/patches/1028-render-unvalidated-lengths-in-Render-extn.-swapped-p.patch b/debian/patches/1028-render-unvalidated-lengths-in-Render-extn.-swapped-p.patch new file mode 100644 index 000000000..b90b03c87 --- /dev/null +++ b/debian/patches/1028-render-unvalidated-lengths-in-Render-extn.-swapped-p.patch @@ -0,0 +1,146 @@ +From 9c3842a4f72b4cca28ac1d5c14441787c7dd6e6a Mon Sep 17 00:00:00 2001 +From: Alan Coopersmith <alan.coopersmith@oracle.com> +Date: Sun, 26 Jan 2014 19:51:29 -0800 +Subject: [PATCH 28/40] render: unvalidated lengths in Render extn. swapped + procs [CVE-2014-8100 2/2] + +v2: backport to nx-libs 3.6.x (Mike DePaulo) + +Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com> +Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> + +Conflicts: + render/render.c +--- + nx-X11/programs/Xserver/render/render.c | 17 ++++++++++++++++- + 1 file changed, 16 insertions(+), 1 deletion(-) + +diff --git a/nx-X11/programs/Xserver/render/render.c b/nx-X11/programs/Xserver/render/render.c +index ebbce81..eee21db 100644 +--- a/nx-X11/programs/Xserver/render/render.c ++++ b/nx-X11/programs/Xserver/render/render.c +@@ -2014,6 +2014,7 @@ SProcRenderQueryVersion (ClientPtr client) + { + register int n; + REQUEST(xRenderQueryVersionReq); ++ REQUEST_SIZE_MATCH(xRenderQueryVersionReq); + + swaps(&stuff->length, n); + swapl(&stuff->majorVersion, n); +@@ -2026,6 +2027,7 @@ SProcRenderQueryPictFormats (ClientPtr client) + { + register int n; + REQUEST(xRenderQueryPictFormatsReq); ++ REQUEST_SIZE_MATCH(xRenderQueryPictFormatsReq); + swaps(&stuff->length, n); + return (*ProcRenderVector[stuff->renderReqType]) (client); + } +@@ -2035,6 +2037,7 @@ SProcRenderQueryPictIndexValues (ClientPtr client) + { + register int n; + REQUEST(xRenderQueryPictIndexValuesReq); ++ REQUEST_AT_LEAST_SIZE(xRenderQueryPictIndexValuesReq); + swaps(&stuff->length, n); + swapl(&stuff->format, n); + return (*ProcRenderVector[stuff->renderReqType]) (client); +@@ -2051,6 +2054,7 @@ SProcRenderCreatePicture (ClientPtr client) + { + register int n; + REQUEST(xRenderCreatePictureReq); ++ REQUEST_AT_LEAST_SIZE(xRenderCreatePictureReq); + swaps(&stuff->length, n); + swapl(&stuff->pid, n); + swapl(&stuff->drawable, n); +@@ -2065,6 +2069,7 @@ SProcRenderChangePicture (ClientPtr client) + { + register int n; + REQUEST(xRenderChangePictureReq); ++ REQUEST_AT_LEAST_SIZE(xRenderChangePictureReq); + swaps(&stuff->length, n); + swapl(&stuff->picture, n); + swapl(&stuff->mask, n); +@@ -2077,6 +2082,7 @@ SProcRenderSetPictureClipRectangles (ClientPtr client) + { + register int n; + REQUEST(xRenderSetPictureClipRectanglesReq); ++ REQUEST_AT_LEAST_SIZE(xRenderSetPictureClipRectanglesReq); + swaps(&stuff->length, n); + swapl(&stuff->picture, n); + SwapRestS(stuff); +@@ -2088,6 +2094,7 @@ SProcRenderFreePicture (ClientPtr client) + { + register int n; + REQUEST(xRenderFreePictureReq); ++ REQUEST_SIZE_MATCH(xRenderFreePictureReq); + swaps(&stuff->length, n); + swapl(&stuff->picture, n); + return (*ProcRenderVector[stuff->renderReqType]) (client); +@@ -2098,6 +2105,7 @@ SProcRenderComposite (ClientPtr client) + { + register int n; + REQUEST(xRenderCompositeReq); ++ REQUEST_SIZE_MATCH(xRenderCompositeReq); + swaps(&stuff->length, n); + swapl(&stuff->src, n); + swapl(&stuff->mask, n); +@@ -2118,6 +2126,7 @@ SProcRenderScale (ClientPtr client) + { + register int n; + REQUEST(xRenderScaleReq); ++ REQUEST_SIZE_MATCH(xRenderScaleReq); + swaps(&stuff->length, n); + swapl(&stuff->src, n); + swapl(&stuff->dst, n); +@@ -2223,6 +2232,7 @@ SProcRenderCreateGlyphSet (ClientPtr client) + { + register int n; + REQUEST(xRenderCreateGlyphSetReq); ++ REQUEST_SIZE_MATCH(xRenderCreateGlyphSetReq); + swaps(&stuff->length, n); + swapl(&stuff->gsid, n); + swapl(&stuff->format, n); +@@ -2234,6 +2244,7 @@ SProcRenderReferenceGlyphSet (ClientPtr client) + { + register int n; + REQUEST(xRenderReferenceGlyphSetReq); ++ REQUEST_SIZE_MATCH(xRenderReferenceGlyphSetReq); + swaps(&stuff->length, n); + swapl(&stuff->gsid, n); + swapl(&stuff->existing, n); +@@ -2245,6 +2256,7 @@ SProcRenderFreeGlyphSet (ClientPtr client) + { + register int n; + REQUEST(xRenderFreeGlyphSetReq); ++ REQUEST_SIZE_MATCH(xRenderFreeGlyphSetReq); + swaps(&stuff->length, n); + swapl(&stuff->glyphset, n); + return (*ProcRenderVector[stuff->renderReqType]) (client); +@@ -2259,6 +2271,7 @@ SProcRenderAddGlyphs (ClientPtr client) + void *end; + xGlyphInfo *gi; + REQUEST(xRenderAddGlyphsReq); ++ REQUEST_AT_LEAST_SIZE(xRenderAddGlyphsReq); + swaps(&stuff->length, n); + swapl(&stuff->glyphset, n); + swapl(&stuff->nglyphs, n); +@@ -2295,6 +2308,7 @@ SProcRenderFreeGlyphs (ClientPtr client) + { + register int n; + REQUEST(xRenderFreeGlyphsReq); ++ REQUEST_AT_LEAST_SIZE(xRenderFreeGlyphsReq); + swaps(&stuff->length, n); + swapl(&stuff->glyphset, n); + SwapRestL(stuff); +@@ -2313,7 +2327,8 @@ SProcRenderCompositeGlyphs (ClientPtr client) + int size; + + REQUEST(xRenderCompositeGlyphsReq); +- ++ REQUEST_AT_LEAST_SIZE(xRenderCompositeGlyphsReq); ++ + switch (stuff->renderReqType) { + default: size = 1; break; + case X_RenderCompositeGlyphs16: size = 2; break; +-- +2.1.4 + |