diff options
Diffstat (limited to 'gnu/packages')
| -rw-r--r-- | gnu/packages/image.scm | 10 | ||||
| -rw-r--r-- | gnu/packages/patches/libtiff-CVE-2015-8665+CVE-2015-8683.patch | 107 | ||||
| -rw-r--r-- | gnu/packages/patches/libtiff-oob-accesses-in-decode.patch | 171 | ||||
| -rw-r--r-- | gnu/packages/patches/libtiff-oob-write-in-nextdecode.patch | 49 |
4 files changed, 334 insertions, 3 deletions
diff --git a/gnu/packages/image.scm b/gnu/packages/image.scm index d3ed92fde8..bf120f0184 100644 --- a/gnu/packages/image.scm +++ b/gnu/packages/image.scm @@ -1,6 +1,6 @@ ;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2013, 2015 Andreas Enge <andreas@enge.fr> -;;; Copyright © 2014, 2015 Mark H Weaver <mhw@netris.org> +;;; Copyright © 2014, 2015, 2016 Mark H Weaver <mhw@netris.org> ;;; Copyright © 2014, 2015 Alex Kost <alezost@gmail.com> ;;; Copyright © 2014 Ricardo Wurmus <rekado@elephly.net> ;;; Copyright © 2015 Taylan Ulrich Bayırlı/Kammer <taylanbayirli@gmail.com> @@ -131,13 +131,17 @@ maximum quality factor.") (define-public libtiff (package (name "libtiff") - (version "4.0.5") + (version "4.0.6") (source (origin (method url-fetch) (uri (string-append "ftp://ftp.remotesensing.org/pub/libtiff/tiff-" version ".tar.gz")) (sha256 (base32 - "171hgy4mylwmvdm7gp6ffjva81m4j56v3fbqsbfl7avzxn1slpp2")))) + "136nf1rj9dp5jgv1p7z4dk0xy3wki1w0vfjbk82f645m0w4samsd")) + (patches (map search-patch + '("libtiff-oob-accesses-in-decode.patch" + "libtiff-oob-write-in-nextdecode.patch" + "libtiff-CVE-2015-8665+CVE-2015-8683.patch"))))) (build-system gnu-build-system) (outputs '("out" "doc")) ;1.3 MiB of HTML documentation 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 new file mode 100644 index 0000000000..811516dbe9 --- /dev/null +++ b/gnu/packages/patches/libtiff-CVE-2015-8665+CVE-2015-8683.patch @@ -0,0 +1,107 @@ +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; diff --git a/gnu/packages/patches/libtiff-oob-accesses-in-decode.patch b/gnu/packages/patches/libtiff-oob-accesses-in-decode.patch new file mode 100644 index 0000000000..3fea745056 --- /dev/null +++ b/gnu/packages/patches/libtiff-oob-accesses-in-decode.patch @@ -0,0 +1,171 @@ +2015-12-27 Even Rouault <even.rouault at spatialys.com> + + * libtiff/tif_luv.c: fix potential out-of-bound writes in decode + functions in non debug builds by replacing assert()s by regular if + checks (bugzilla #2522). + Fix potential out-of-bound reads in case of short input data. + +diff -u -r1.40 -r1.41 +--- libtiff/libtiff/tif_luv.c 21 Jun 2015 01:09:09 -0000 1.40 ++++ libtiff/libtiff/tif_luv.c 27 Dec 2015 16:25:11 -0000 1.41 +@@ -1,4 +1,4 @@ +-/* $Id: tif_luv.c,v 1.40 2015-06-21 01:09:09 bfriesen Exp $ */ ++/* $Id: tif_luv.c,v 1.41 2015-12-27 16:25:11 erouault Exp $ */ + + /* + * Copyright (c) 1997 Greg Ward Larson +@@ -202,7 +202,11 @@ + if (sp->user_datafmt == SGILOGDATAFMT_16BIT) + tp = (int16*) op; + else { +- assert(sp->tbuflen >= npixels); ++ if(sp->tbuflen < npixels) { ++ TIFFErrorExt(tif->tif_clientdata, module, ++ "Translation buffer too short"); ++ return (0); ++ } + tp = (int16*) sp->tbuf; + } + _TIFFmemset((void*) tp, 0, npixels*sizeof (tp[0])); +@@ -211,9 +215,11 @@ + cc = tif->tif_rawcc; + /* get each byte string */ + for (shft = 2*8; (shft -= 8) >= 0; ) { +- for (i = 0; i < npixels && cc > 0; ) ++ for (i = 0; i < npixels && cc > 0; ) { + if (*bp >= 128) { /* run */ +- rc = *bp++ + (2-128); /* TODO: potential input buffer overrun when decoding corrupt or truncated data */ ++ if( cc < 2 ) ++ break; ++ rc = *bp++ + (2-128); + b = (int16)(*bp++ << shft); + cc -= 2; + while (rc-- && i < npixels) +@@ -223,6 +229,7 @@ + while (--cc && rc-- && i < npixels) + tp[i++] |= (int16)*bp++ << shft; + } ++ } + if (i != npixels) { + #if defined(__WIN32__) && (defined(_MSC_VER) || defined(__MINGW32__)) + TIFFErrorExt(tif->tif_clientdata, module, +@@ -268,13 +275,17 @@ + if (sp->user_datafmt == SGILOGDATAFMT_RAW) + tp = (uint32 *)op; + else { +- assert(sp->tbuflen >= npixels); ++ if(sp->tbuflen < npixels) { ++ TIFFErrorExt(tif->tif_clientdata, module, ++ "Translation buffer too short"); ++ return (0); ++ } + tp = (uint32 *) sp->tbuf; + } + /* copy to array of uint32 */ + bp = (unsigned char*) tif->tif_rawcp; + cc = tif->tif_rawcc; +- for (i = 0; i < npixels && cc > 0; i++) { ++ for (i = 0; i < npixels && cc >= 3; i++) { + tp[i] = bp[0] << 16 | bp[1] << 8 | bp[2]; + bp += 3; + cc -= 3; +@@ -325,7 +336,11 @@ + if (sp->user_datafmt == SGILOGDATAFMT_RAW) + tp = (uint32*) op; + else { +- assert(sp->tbuflen >= npixels); ++ if(sp->tbuflen < npixels) { ++ TIFFErrorExt(tif->tif_clientdata, module, ++ "Translation buffer too short"); ++ return (0); ++ } + tp = (uint32*) sp->tbuf; + } + _TIFFmemset((void*) tp, 0, npixels*sizeof (tp[0])); +@@ -334,11 +349,13 @@ + cc = tif->tif_rawcc; + /* get each byte string */ + for (shft = 4*8; (shft -= 8) >= 0; ) { +- for (i = 0; i < npixels && cc > 0; ) ++ for (i = 0; i < npixels && cc > 0; ) { + if (*bp >= 128) { /* run */ ++ if( cc < 2 ) ++ break; + rc = *bp++ + (2-128); + b = (uint32)*bp++ << shft; +- cc -= 2; /* TODO: potential input buffer overrun when decoding corrupt or truncated data */ ++ cc -= 2; + while (rc-- && i < npixels) + tp[i++] |= b; + } else { /* non-run */ +@@ -346,6 +363,7 @@ + while (--cc && rc-- && i < npixels) + tp[i++] |= (uint32)*bp++ << shft; + } ++ } + if (i != npixels) { + #if defined(__WIN32__) && (defined(_MSC_VER) || defined(__MINGW32__)) + TIFFErrorExt(tif->tif_clientdata, module, +@@ -413,6 +431,7 @@ + static int + LogL16Encode(TIFF* tif, uint8* bp, tmsize_t cc, uint16 s) + { ++ static const char module[] = "LogL16Encode"; + LogLuvState* sp = EncoderState(tif); + int shft; + tmsize_t i; +@@ -433,7 +452,11 @@ + tp = (int16*) bp; + else { + tp = (int16*) sp->tbuf; +- assert(sp->tbuflen >= npixels); ++ if(sp->tbuflen < npixels) { ++ TIFFErrorExt(tif->tif_clientdata, module, ++ "Translation buffer too short"); ++ return (0); ++ } + (*sp->tfunc)(sp, bp, npixels); + } + /* compress each byte string */ +@@ -506,6 +529,7 @@ + static int + LogLuvEncode24(TIFF* tif, uint8* bp, tmsize_t cc, uint16 s) + { ++ static const char module[] = "LogLuvEncode24"; + LogLuvState* sp = EncoderState(tif); + tmsize_t i; + tmsize_t npixels; +@@ -521,7 +545,11 @@ + tp = (uint32*) bp; + else { + tp = (uint32*) sp->tbuf; +- assert(sp->tbuflen >= npixels); ++ if(sp->tbuflen < npixels) { ++ TIFFErrorExt(tif->tif_clientdata, module, ++ "Translation buffer too short"); ++ return (0); ++ } + (*sp->tfunc)(sp, bp, npixels); + } + /* write out encoded pixels */ +@@ -553,6 +581,7 @@ + static int + LogLuvEncode32(TIFF* tif, uint8* bp, tmsize_t cc, uint16 s) + { ++ static const char module[] = "LogLuvEncode32"; + LogLuvState* sp = EncoderState(tif); + int shft; + tmsize_t i; +@@ -574,7 +603,11 @@ + tp = (uint32*) bp; + else { + tp = (uint32*) sp->tbuf; +- assert(sp->tbuflen >= npixels); ++ if(sp->tbuflen < npixels) { ++ TIFFErrorExt(tif->tif_clientdata, module, ++ "Translation buffer too short"); ++ return (0); ++ } + (*sp->tfunc)(sp, bp, npixels); + } + /* compress each byte string */ diff --git a/gnu/packages/patches/libtiff-oob-write-in-nextdecode.patch b/gnu/packages/patches/libtiff-oob-write-in-nextdecode.patch new file mode 100644 index 0000000000..50657b667c --- /dev/null +++ b/gnu/packages/patches/libtiff-oob-write-in-nextdecode.patch @@ -0,0 +1,49 @@ +2015-12-27 Even Rouault <even.rouault at spatialys.com> + + * libtiff/tif_next.c: fix potential out-of-bound write in NeXTDecode() + triggered by http://lcamtuf.coredump.cx/afl/vulns/libtiff5.tif + (bugzilla #2508) + +diff -u -r1.16 -r1.18 +--- libtiff/libtiff/tif_next.c 29 Dec 2014 12:09:11 -0000 1.16 ++++ libtiff/libtiff/tif_next.c 27 Dec 2015 17:14:52 -0000 1.18 +@@ -1,4 +1,4 @@ +-/* $Id: tif_next.c,v 1.16 2014-12-29 12:09:11 erouault Exp $ */ ++/* $Id: tif_next.c,v 1.18 2015-12-27 17:14:52 erouault Exp $ */ + + /* + * Copyright (c) 1988-1997 Sam Leffler +@@ -37,7 +37,7 @@ + case 0: op[0] = (unsigned char) ((v) << 6); break; \ + case 1: op[0] |= (v) << 4; break; \ + case 2: op[0] |= (v) << 2; break; \ +- case 3: *op++ |= (v); break; \ ++ case 3: *op++ |= (v); op_offset++; break; \ + } \ + } + +@@ -103,6 +103,7 @@ + } + default: { + uint32 npixels = 0, grey; ++ tmsize_t op_offset = 0; + uint32 imagewidth = tif->tif_dir.td_imagewidth; + if( isTiled(tif) ) + imagewidth = tif->tif_dir.td_tilewidth; +@@ -122,10 +123,15 @@ + * bounds, potentially resulting in a security + * issue. + */ +- while (n-- > 0 && npixels < imagewidth) ++ while (n-- > 0 && npixels < imagewidth && op_offset < scanline) + SETPIXEL(op, grey); + if (npixels >= imagewidth) + break; ++ if (op_offset >= scanline ) { ++ TIFFErrorExt(tif->tif_clientdata, module, "Invalid data for scanline %ld", ++ (long) tif->tif_row); ++ return (0); ++ } + if (cc == 0) + goto bad; + n = *bp++, cc--; |