diff options
Diffstat (limited to 'gnu/packages/patches')
| -rw-r--r-- | gnu/packages/patches/graphicsmagick-CVE-2017-14649.patch | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/gnu/packages/patches/graphicsmagick-CVE-2017-14649.patch b/gnu/packages/patches/graphicsmagick-CVE-2017-14649.patch new file mode 100644 index 0000000000..8e1166ba7a --- /dev/null +++ b/gnu/packages/patches/graphicsmagick-CVE-2017-14649.patch @@ -0,0 +1,210 @@ +http://hg.code.sf.net/p/graphicsmagick/code/rev/358608a46f0a +http://www.openwall.com/lists/oss-security/2017/09/22/2 + +Some changes were made to make the patch apply. + +Notably, the DestroyJNG() function in the upstream diff has been replaced by +its equivalent, a series of calls to MagickFreeMemory(), DestroyImageInfo(), +and DestroyImage(). See +http://hg.code.sf.net/p/graphicsmagick/code/rev/d445af60a8d5. + +# HG changeset patch +# User Glenn Randers-Pehrson <glennrp+bmo@gmail.com> +# Date 1504014487 14400 +# Node ID 358608a46f0a9c55e9bb8b37d09bf1ac9bc87f06 +# Parent 38c362f0ae5e7a914c3fe822284c6953f8e6eee2 +Fix Issue 439 + +diff -ru a/coders/png.c b/coders/png.c +--- a/coders/png.c 1969-12-31 19:00:00.000000000 -0500 ++++ b/coders/png.c 2017-09-30 08:20:16.218944991 -0400 +@@ -1176,15 +1176,15 @@ + /* allocate space */ + if (length == 0) + { +- (void) ThrowException2(&image->exception,CoderWarning, +- "invalid profile length",(char *) NULL); ++ (void) LogMagickEvent(CoderEvent,GetMagickModule(), ++ "invalid profile length"); + return (MagickFail); + } + info=MagickAllocateMemory(unsigned char *,length); + if (info == (unsigned char *) NULL) + { +- (void) ThrowException2(&image->exception,CoderWarning, +- "unable to copy profile",(char *) NULL); ++ (void) LogMagickEvent(CoderEvent,GetMagickModule(), ++ "Unable to copy profile"); + return (MagickFail); + } + /* copy profile, skipping white space and column 1 "=" signs */ +@@ -1197,8 +1197,8 @@ + if (*sp == '\0') + { + MagickFreeMemory(info); +- (void) ThrowException2(&image->exception,CoderWarning, +- "ran out of profile data",(char *) NULL); ++ (void) LogMagickEvent(CoderEvent,GetMagickModule(), ++ "ran out of profile data"); + return (MagickFail); + } + sp++; +@@ -1234,8 +1234,9 @@ + if(SetImageProfile(image,profile_name,info,length) == MagickFail) + { + MagickFreeMemory(info); +- (void) ThrowException(&image->exception,ResourceLimitError, +- MemoryAllocationFailed,"unable to copy profile"); ++ (void) LogMagickEvent(CoderEvent,GetMagickModule(), ++ "unable to copy profile"); ++ return MagickFail; + } + MagickFreeMemory(info); + return MagickTrue; +@@ -3285,7 +3286,6 @@ + if (status == MagickFalse) + { + DestroyJNGInfo(color_image_info,alpha_image_info); +- DestroyImage(alpha_image); + (void) LogMagickEvent(CoderEvent,GetMagickModule(), + " could not allocate alpha_image blob"); + return ((Image *)NULL); +@@ -3534,7 +3534,7 @@ + CloseBlob(color_image); + if (logging) + (void) LogMagickEvent(CoderEvent,GetMagickModule(), +- " Reading jng_image from color_blob."); ++ " Reading jng_image from color_blob."); + + FormatString(color_image_info->filename,"%.1024s",color_image->filename); + +@@ -3558,13 +3558,18 @@ + + if (logging) + (void) LogMagickEvent(CoderEvent,GetMagickModule(), +- " Copying jng_image pixels to main image."); ++ " Copying jng_image pixels to main image."); + image->rows=jng_height; + image->columns=jng_width; + length=image->columns*sizeof(PixelPacket); ++ if ((jng_height == 0 || jng_width == 0) && logging) ++ (void) LogMagickEvent(CoderEvent,GetMagickModule(), ++ " jng_width=%lu jng_height=%lu", ++ (unsigned long)jng_width,(unsigned long)jng_height); + for (y=0; y < (long) image->rows; y++) + { +- s=AcquireImagePixels(jng_image,0,y,image->columns,1,&image->exception); ++ s=AcquireImagePixels(jng_image,0,y,image->columns,1, ++ &image->exception); + q=SetImagePixels(image,0,y,image->columns,1); + (void) memcpy(q,s,length); + if (!SyncImagePixels(image)) +@@ -3589,45 +3594,79 @@ + CloseBlob(alpha_image); + if (logging) + (void) LogMagickEvent(CoderEvent,GetMagickModule(), +- " Reading opacity from alpha_blob."); ++ " Reading opacity from alpha_blob."); + + FormatString(alpha_image_info->filename,"%.1024s", + alpha_image->filename); + + jng_image=ReadImage(alpha_image_info,exception); + +- for (y=0; y < (long) image->rows; y++) ++ if (jng_image == (Image *)NULL) + { +- s=AcquireImagePixels(jng_image,0,y,image->columns,1, +- &image->exception); +- if (image->matte) +- { +- q=SetImagePixels(image,0,y,image->columns,1); +- for (x=(long) image->columns; x > 0; x--,q++,s++) +- q->opacity=(Quantum) MaxRGB-s->red; +- } +- else ++ (void) LogMagickEvent(CoderEvent,GetMagickModule(), ++ " jng_image is NULL."); ++ if (color_image_info) ++ DestroyImageInfo(color_image_info); ++ if (alpha_image_info) ++ DestroyImageInfo(alpha_image_info); ++ if (color_image) ++ DestroyImage(color_image); ++ if (alpha_image) ++ DestroyImage(alpha_image); ++ } ++ else ++ { ++ ++ if (logging) + { +- q=SetImagePixels(image,0,y,image->columns,1); +- for (x=(long) image->columns; x > 0; x--,q++,s++) +- { +- q->opacity=(Quantum) MaxRGB-s->red; +- if (q->opacity != OpaqueOpacity) +- image->matte=MagickTrue; +- } ++ (void) LogMagickEvent(CoderEvent,GetMagickModule(), ++ " Read jng_image."); ++ (void) LogMagickEvent(CoderEvent,GetMagickModule(), ++ " jng_image->width=%lu, jng_image->height=%lu", ++ (unsigned long)jng_width,(unsigned long)jng_height); ++ (void) LogMagickEvent(CoderEvent,GetMagickModule(), ++ " image->rows=%lu, image->columns=%lu", ++ (unsigned long)image->rows, ++ (unsigned long)image->columns); + } +- if (!SyncImagePixels(image)) +- break; +- } +- (void) LiberateUniqueFileResource(alpha_image->filename); +- DestroyImage(alpha_image); +- alpha_image = (Image *)NULL; +- DestroyImageInfo(alpha_image_info); +- alpha_image_info = (ImageInfo *)NULL; +- (void) LogMagickEvent(CoderEvent,GetMagickModule(), +- " Destroy the JNG image"); +- DestroyImage(jng_image); +- jng_image = (Image *)NULL; ++ ++ for (y=0; y < (long) image->rows; y++) ++ { ++ s=AcquireImagePixels(jng_image,0,y,image->columns,1, ++ &image->exception); ++ if (image->matte) ++ { ++ q=SetImagePixels(image,0,y,image->columns,1); ++ for (x=(long) image->columns; x > 0; x--,q++,s++) ++ q->opacity=(Quantum) MaxRGB-s->red; ++ } ++ else ++ { ++ q=SetImagePixels(image,0,y,image->columns,1); ++ for (x=(long) image->columns; x > 0; x--,q++,s++) ++ { ++ q->opacity=(Quantum) MaxRGB-s->red; ++ if (q->opacity != OpaqueOpacity) ++ image->matte=MagickTrue; ++ } ++ } ++ if (!SyncImagePixels(image)) ++ break; ++ } ++ (void) LiberateUniqueFileResource(alpha_image->filename); ++ if (color_image_info) ++ DestroyImageInfo(color_image_info); ++ if (alpha_image_info) ++ DestroyImageInfo(alpha_image_info); ++ if (color_image) ++ DestroyImage(color_image); ++ if (alpha_image) ++ DestroyImage(alpha_image); ++ (void) LogMagickEvent(CoderEvent,GetMagickModule(), ++ " Destroy the JNG image"); ++ DestroyImage(jng_image); ++ jng_image = (Image *)NULL; ++ } + } + } |