diff options
Diffstat (limited to 'gnu/packages/patches/libtiff-CVE-2015-8665+CVE-2015-8683.patch')
| -rw-r--r-- | gnu/packages/patches/libtiff-CVE-2015-8665+CVE-2015-8683.patch | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/gnu/packages/patches/libtiff-CVE-2015-8665+CVE-2015-8683.patch b/gnu/packages/patches/libtiff-CVE-2015-8665+CVE-2015-8683.patch deleted file mode 100644 index 811516dbe9..0000000000 --- a/gnu/packages/patches/libtiff-CVE-2015-8665+CVE-2015-8683.patch +++ /dev/null @@ -1,107 +0,0 @@ -2015-12-26 Even Rouault <even.rouault at spatialys.com> - - * libtiff/tif_getimage.c: fix out-of-bound reads in TIFFRGBAImage - interface in case of unsupported values of SamplesPerPixel/ExtraSamples - for LogLUV / CIELab. Add explicit call to TIFFRGBAImageOK() in - TIFFRGBAImageBegin(). Fix CVE-2015-8665 reported by limingxing and - CVE-2015-8683 reported by zzf of Alibaba. - -diff -u -r1.93 -r1.94 ---- libtiff/libtiff/tif_getimage.c 22 Nov 2015 15:31:03 -0000 1.93 -+++ libtiff/libtiff/tif_getimage.c 26 Dec 2015 17:32:03 -0000 1.94 -@@ -182,20 +182,22 @@ - "Planarconfiguration", td->td_planarconfig); - return (0); - } -- if( td->td_samplesperpixel != 3 ) -+ if( td->td_samplesperpixel != 3 || colorchannels != 3 ) - { - sprintf(emsg, -- "Sorry, can not handle image with %s=%d", -- "Samples/pixel", td->td_samplesperpixel); -+ "Sorry, can not handle image with %s=%d, %s=%d", -+ "Samples/pixel", td->td_samplesperpixel, -+ "colorchannels", colorchannels); - return 0; - } - break; - case PHOTOMETRIC_CIELAB: -- if( td->td_samplesperpixel != 3 || td->td_bitspersample != 8 ) -+ if( td->td_samplesperpixel != 3 || colorchannels != 3 || td->td_bitspersample != 8 ) - { - sprintf(emsg, -- "Sorry, can not handle image with %s=%d and %s=%d", -+ "Sorry, can not handle image with %s=%d, %s=%d and %s=%d", - "Samples/pixel", td->td_samplesperpixel, -+ "colorchannels", colorchannels, - "Bits/sample", td->td_bitspersample); - return 0; - } -@@ -255,6 +257,9 @@ - int colorchannels; - uint16 *red_orig, *green_orig, *blue_orig; - int n_color; -+ -+ if( !TIFFRGBAImageOK(tif, emsg) ) -+ return 0; - - /* Initialize to normal values */ - img->row_offset = 0; -@@ -2509,29 +2514,33 @@ - case PHOTOMETRIC_RGB: - switch (img->bitspersample) { - case 8: -- if (img->alpha == EXTRASAMPLE_ASSOCALPHA) -+ if (img->alpha == EXTRASAMPLE_ASSOCALPHA && -+ img->samplesperpixel >= 4) - img->put.contig = putRGBAAcontig8bittile; -- else if (img->alpha == EXTRASAMPLE_UNASSALPHA) -+ else if (img->alpha == EXTRASAMPLE_UNASSALPHA && -+ img->samplesperpixel >= 4) - { - if (BuildMapUaToAa(img)) - img->put.contig = putRGBUAcontig8bittile; - } -- else -+ else if( img->samplesperpixel >= 3 ) - img->put.contig = putRGBcontig8bittile; - break; - case 16: -- if (img->alpha == EXTRASAMPLE_ASSOCALPHA) -+ if (img->alpha == EXTRASAMPLE_ASSOCALPHA && -+ img->samplesperpixel >=4 ) - { - if (BuildMapBitdepth16To8(img)) - img->put.contig = putRGBAAcontig16bittile; - } -- else if (img->alpha == EXTRASAMPLE_UNASSALPHA) -+ else if (img->alpha == EXTRASAMPLE_UNASSALPHA && -+ img->samplesperpixel >=4 ) - { - if (BuildMapBitdepth16To8(img) && - BuildMapUaToAa(img)) - img->put.contig = putRGBUAcontig16bittile; - } -- else -+ else if( img->samplesperpixel >=3 ) - { - if (BuildMapBitdepth16To8(img)) - img->put.contig = putRGBcontig16bittile; -@@ -2540,7 +2549,7 @@ - } - break; - case PHOTOMETRIC_SEPARATED: -- if (buildMap(img)) { -+ if (img->samplesperpixel >=4 && buildMap(img)) { - if (img->bitspersample == 8) { - if (!img->Map) - img->put.contig = putRGBcontig8bitCMYKtile; -@@ -2636,7 +2645,7 @@ - } - break; - case PHOTOMETRIC_CIELAB: -- if (buildMap(img)) { -+ if (img->samplesperpixel == 3 && buildMap(img)) { - if (img->bitspersample == 8) - img->put.contig = initCIELabConversion(img); - break; |