diff options
author | Pav Lucistnik <pav@FreeBSD.org> | 2005-05-04 12:49:45 +0000 |
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committer | Pav Lucistnik <pav@FreeBSD.org> | 2005-05-04 12:49:45 +0000 |
commit | d87be82877219660bcde859597380d945b0de564 (patch) | |
tree | 136e6984afcf727202d8392cd1650e7937e84391 /graphics/zgv | |
parent | 79e81fd27d4f69d6b2f8b5fa7be8903fc353c582 (diff) | |
download | ports-d87be82877219660bcde859597380d945b0de564.tar.gz ports-d87be82877219660bcde859597380d945b0de564.zip |
Notes
Diffstat (limited to 'graphics/zgv')
-rw-r--r-- | graphics/zgv/Makefile | 3 | ||||
-rw-r--r-- | graphics/zgv/distinfo | 4 | ||||
-rw-r--r-- | graphics/zgv/files/patch-security-1 | 316 |
3 files changed, 3 insertions, 320 deletions
diff --git a/graphics/zgv/Makefile b/graphics/zgv/Makefile index 69592ca5e33e..21fa12def9e4 100644 --- a/graphics/zgv/Makefile +++ b/graphics/zgv/Makefile @@ -6,8 +6,7 @@ # PORTNAME= zgv -PORTVERSION= 5.8 -PORTREVISION= 1 +PORTVERSION= 5.9 CATEGORIES= graphics MASTER_SITES= ${MASTER_SITE_SUNSITE} MASTER_SITE_SUBDIR= apps/graphics/viewers/svga diff --git a/graphics/zgv/distinfo b/graphics/zgv/distinfo index f370d367eeea..ba211eae8503 100644 --- a/graphics/zgv/distinfo +++ b/graphics/zgv/distinfo @@ -1,2 +1,2 @@ -MD5 (zgv-5.8.tar.gz) = 016bb8f3b9f3d1aa01a837dbbb67c5dc -SIZE (zgv-5.8.tar.gz) = 391623 +MD5 (zgv-5.9.tar.gz) = d65a434ddeb612f0c488177f873afad2 +SIZE (zgv-5.9.tar.gz) = 395525 diff --git a/graphics/zgv/files/patch-security-1 b/graphics/zgv/files/patch-security-1 deleted file mode 100644 index d134f14d5085..000000000000 --- a/graphics/zgv/files/patch-security-1 +++ /dev/null @@ -1,316 +0,0 @@ -diff -urN zgv-5.8/ChangeLog zgv/ChangeLog ---- zgv-5.8/ChangeLog Mon Mar 29 05:34:03 2004 -+++ ChangeLog Sun Oct 31 15:23:27 2004 -@@ -1,3 +1,27 @@ -+2004-10-31 Russell Marks <russell.marks@ntlworld.com> -+ -+ * Added width/height limits to all picture readers, 32767x32767 is -+ now the maximum image size supported (consistent with xzgv). This -+ is a crude (albeit effective) fix for heap overflow bugs - there -+ may yet be more subtle problems, but I can't really fix them until -+ I know they're there. :-) Thanks to Luke Macken for letting me -+ know about the heap overflow problems. I suppose I should also -+ thank "infamous41md" for publishing the original exploit (for the -+ XPM colours bug), even if he didn't bother emailing me or -+ anything. -+ -+ * src/readxpm.c (read_xpm_file): fix for exploitable malloc() arg -+ overflow. There are several more of these in zgv, but this is the -+ easiest to fix. -+ -+2004-07-08 Russell Marks <russell.marks@ntlworld.com> -+ -+ * src/readgif.c (read_gif_file): added more multiple-image (e.g. -+ animated) GIF brokenness checks than before. Previously it was -+ possible to get a segfault with the `right' file, despite there -+ already being various range checks. Thanks to Mikulas Patocka for -+ spotting this. -+ - 2004-03-29 Russell Marks <russell.marks@ntlworld.com> - - * Version 5.8. -diff -urN zgv-5.8/src/readbmp.c zgv/src/readbmp.c ---- zgv-5.8/src/readbmp.c Thu Oct 4 16:48:36 2001 -+++ src/readbmp.c Sun Oct 31 14:32:44 2004 -@@ -177,7 +177,8 @@ - bytepp=1; - if ((pp->bpp == 24) && (*output_type == 3)) - bytepp = 3; -- if ((work_bmap = *bmap = calloc (w * (h + 2) * bytepp,1)) == NULL) -+ if (WH_BAD(w,h) || -+ (work_bmap = *bmap = calloc (w * (h + 2) * bytepp,1)) == NULL) - CLOSE_AND_RET(_PICERR_NOMEM); - - bytes_in_image=w*h*bytepp; -diff -urN zgv-5.8/src/readgif.c zgv/src/readgif.c ---- zgv-5.8/src/readgif.c Sat Mar 15 02:39:42 2003 -+++ src/readgif.c Sun Oct 31 14:31:48 2004 -@@ -491,7 +491,7 @@ - readcolmap(in,im->cmap,lnumcols); - } - -- if((im->image=(byte *)malloc(width*height))==NULL) -+ if(WH_BAD(width,height) || (im->image=(byte *)malloc(width*height))==NULL) - { - fclose(in); - return(_PICERR_NOMEM); -@@ -599,7 +599,8 @@ - - /* allocate main image and palette */ - --if((*theimageptr=(byte *)malloc(ginfo->width*ginfo->height))==NULL) -+if(WH_BAD(ginfo->width,ginfo->height) || -+ (*theimageptr=(byte *)malloc(ginfo->width*ginfo->height))==NULL) - { - images_cleanup(); - return(_PICERR_NOMEM); -@@ -668,7 +669,11 @@ - for(i=0;i<imagecount;i++) - { - int x,y,left,w; -- unsigned char *ptr1,*ptr2; -+ unsigned char *ptr1,*ptr2,*oldptr1; -+ -+ /* basic width/height vs. "screen" checks, left/top handled elsewhere */ -+ if(images[i]->width>swidth) images[i]->width=swidth; -+ if(images[i]->height>sheight) images[i]->height=sheight; - - /* for images after the first, we need to set the initial contents - * (as far as GIF is concerned, the `screen' contents) as directed -@@ -708,20 +713,28 @@ - */ - } - } -- -- ptr1=ptr+images[i]->left+images[i]->top*swidth; -- ptr2=images[i]->image; -- -- for(y=0;y<images[i]->height;y++) -+ -+ /* an image with left or top offscreen is broken, but relying -+ * unknowingly on the image not appearing at all. So skip it. -+ */ -+ if(images[i]->left<swidth && images[i]->top<sheight) - { -- for(x=0;x<images[i]->width;x++) -- if(!(images[i]->gcb_control&1) || /* if no transparent col defined */ -- images[i]->transparent_col!=*ptr2) -- *ptr1++=*ptr2++; -- else -- ptr1++,ptr2++; -+ ptr1=ptr+images[i]->left+images[i]->top*swidth; - -- ptr1+=swidth-images[i]->width; -+ for(y=0;y<images[i]->height && images[i]->top+y<sheight;y++) -+ { -+ oldptr1=ptr1; -+ ptr2=images[i]->image+y*images[i]->width; -+ -+ for(x=0;x<images[i]->width && images[i]->left+x<swidth;x++) -+ if(!(images[i]->gcb_control&1) || /* if no transparent col defined */ -+ images[i]->transparent_col!=*ptr2) -+ *ptr1++=*ptr2++; -+ else -+ ptr1++,ptr2++; -+ -+ ptr1=oldptr1+swidth; -+ } - } - - ptr+=swidth*sheight; -diff -urN zgv-5.8/src/readjpeg.c zgv/src/readjpeg.c ---- zgv-5.8/src/readjpeg.c Wed Sep 27 17:28:30 2000 -+++ src/readjpeg.c Sun Oct 31 14:54:26 2004 -@@ -190,10 +190,10 @@ - height=cinfo.output_height; - } - --theimage=(byte *)malloc(pixelsize*width*height); --if(theimage==NULL) -+if(WH_BAD(width,height) || -+ (theimage=(byte *)malloc(pixelsize*width*height))==NULL) - { -- jpegerr("Out of memory"); -+ jpegerr("Out of memory"); /* XXX misleading if width/height are bad */ - longjmp(jerr.setjmp_buffer,1); - } - -diff -urN zgv-5.8/src/readmrf.c zgv/src/readmrf.c ---- zgv-5.8/src/readmrf.c Wed Oct 21 07:28:23 1998 -+++ src/readmrf.c Sun Oct 31 14:56:33 2004 -@@ -103,7 +103,8 @@ - w64=(w+63)/64; - h64=(h+63)/64; - --if((*bmap=malloc(w*h))==NULL || -+if(WH_BAD(w64*64,h64*64) || WH_BAD(w,h) || -+ (*bmap=malloc(w*h))==NULL || - (image=calloc(w64*h64*64*64,1))==NULL) - CLOSE_AND_RET(_PICERR_NOMEM); - -diff -urN zgv-5.8/src/readpcd.c zgv/src/readpcd.c ---- zgv-5.8/src/readpcd.c Thu Sep 30 01:56:59 1999 -+++ src/readpcd.c Sun Oct 31 14:57:37 2004 -@@ -39,7 +39,7 @@ - - if((*output_type)!=1)*output_type=3; - --if((*bmap=malloc(w*(h+3-*output_type)*(*output_type)))==NULL) -+if(WH_BAD(w,h) || (*bmap=malloc(w*(h+3-*output_type)*(*output_type)))==NULL) - return(_PICERR_NOMEM); - - if((*pal=malloc(768))==NULL) -diff -urN zgv-5.8/src/readpcx.c zgv/src/readpcx.c ---- zgv-5.8/src/readpcx.c Wed Mar 31 00:11:36 1999 -+++ src/readpcx.c Sun Oct 31 14:59:30 2004 -@@ -127,7 +127,7 @@ - bytemax=(1<<30); /* we use a 'y<h' test instead for these files */ - - /* the normal +2 lines in case we're dithering a 24-bit file */ --if((*bmap=malloc(w*(h+2)*bytepp))==NULL) -+if(WH_BAD(w,h) || (*bmap=malloc(w*(h+2)*bytepp))==NULL) - CLOSE_AND_RET(_PICERR_NOMEM); - - /* need this if more than one bitplane */ -diff -urN zgv-5.8/src/readpng.c zgv/src/readpng.c ---- zgv-5.8/src/readpng.c Mon Jul 7 19:59:18 2003 -+++ src/readpng.c Sun Oct 31 15:00:23 2004 -@@ -223,8 +223,9 @@ - - - /* allocate image memory (with two extra lines for dithering) */ --theimage=(byte *)malloc(pixelsize*width*(height+2)); --if(theimage==NULL) return(_PICERR_NOMEM); -+if(WH_BAD(width,height) || -+ (theimage=(byte *)malloc(pixelsize*width*(height+2)))==NULL) -+ return(_PICERR_NOMEM); - - - ilheight=height*number_passes; -diff -urN zgv-5.8/src/readpnm.c zgv/src/readpnm.c ---- zgv-5.8/src/readpnm.c Thu Jun 1 15:45:53 2000 -+++ src/readpnm.c Sun Oct 31 15:02:58 2004 -@@ -144,7 +144,7 @@ - * 3 times as much for each line, which works out only meaning - * 3x as much for the last line. If you see what I mean. (!?) - */ --if((*bmap=malloc(w*(h+2)*bytepp))==NULL) -+if(WH_BAD(w,h) || (*bmap=malloc(w*(h+2)*bytepp))==NULL) - CLOSE_AND_RET(_PICERR_NOMEM); - - -@@ -294,6 +294,8 @@ - - int ditherinit(int w) - { -+if(WH_BAD(w+10,sizeof(int))) return(0); -+ - ditherfinish(); /* make sure any previous mem is unallocated */ - if((evenerr=calloc(3*(w+10),sizeof(int)))==NULL || - (odderr =calloc(3*(w+10),sizeof(int)))==NULL || -@@ -418,7 +420,7 @@ - if((maxval=read_next_number(in))!=255) - return(_PICERR_CORRUPT); - --if((*bmap=malloc(w*h))==NULL) -+if(WH_BAD(w,h) || (*bmap=malloc(w*h))==NULL) - return(_PICERR_NOMEM); - - count=fread(*bmap,1,w*h,in); -diff -urN zgv-5.8/src/readprf.c zgv/src/readprf.c ---- zgv-5.8/src/readprf.c Mon Jan 15 20:31:51 2001 -+++ src/readprf.c Sun Oct 31 15:05:24 2004 -@@ -184,7 +184,7 @@ - } - - n=width*squaresize; --if((planebuf[0]=work_planebuf=calloc(n,planes))==NULL) -+if(WH_BAD(width,height) || (planebuf[0]=work_planebuf=calloc(n,planes))==NULL) - CLOSE_AND_RET(_PICERR_NOMEM); - for(f=1;f<planes;f++) - planebuf[f]=planebuf[f-1]+n; -@@ -202,7 +202,9 @@ - } - - /* add the usual extra 2 lines in case of dithering */ --if((*bmap=work_bmap=malloc(width*(height+2)*planes))==NULL) -+/* width/height check already done, but WTF :-) */ -+if(WH_BAD(width,height) || -+ (*bmap=work_bmap=malloc(width*(height+2)*planes))==NULL) - { - free(planebuf[0]); - CLOSE_AND_RET(_PICERR_NOMEM); -diff -urN zgv-5.8/src/readtga.c zgv/src/readtga.c ---- zgv-5.8/src/readtga.c Wed Oct 24 17:02:24 2001 -+++ src/readtga.c Sun Oct 31 15:05:54 2004 -@@ -179,7 +179,7 @@ - * 3 times as much for each line, which works out only meaning - * 3x as much for the last line. If you see what I mean. (!?) - */ --if((*bmap=malloc(w*(h+2)*bytepp))==NULL) -+if(WH_BAD(w,h) || (*bmap=malloc(w*(h+2)*bytepp))==NULL) - CLOSE_AND_RET(_PICERR_NOMEM); - - -diff -urN zgv-5.8/src/readtiff.c zgv/src/readtiff.c ---- zgv-5.8/src/readtiff.c Thu Jan 18 23:45:59 2001 -+++ src/readtiff.c Sun Oct 31 15:06:15 2004 -@@ -86,7 +86,8 @@ - * certain the dithering has room. - */ - numpix=width*height; --if((image=*bmap=work_bmap=malloc(numpix*sizeof(uint32)+width*3*2))==NULL) -+if(WH_BAD(width,height) || -+ (image=*bmap=work_bmap=malloc(numpix*sizeof(uint32)+width*3*2))==NULL) - CLOSE_AND_RET(_PICERR_NOMEM); - - /* XXX what about hffunc!? */ -diff -urN zgv-5.8/src/readxbm.c zgv/src/readxbm.c ---- zgv-5.8/src/readxbm.c Wed Oct 21 07:28:23 1998 -+++ src/readxbm.c Sun Oct 31 15:08:14 2004 -@@ -97,7 +97,7 @@ - - w8=(w+7)/8; - --if((*bmap=image=malloc(w*h))==NULL) -+if(WH_BAD(w,h) || (*bmap=image=malloc(w*h))==NULL) - CLOSE_AND_RET(_PICERR_NOMEM); - - /* save stuff in case of abort */ -diff -urN zgv-5.8/src/readxpm.c zgv/src/readxpm.c ---- zgv-5.8/src/readxpm.c Sat Jan 22 11:32:28 2000 -+++ src/readxpm.c Sun Oct 31 15:08:48 2004 -@@ -180,7 +180,7 @@ - if(colchars!=NULL) free(colchars); - - /* alloc colchars array */ --if((colchars=malloc(ncols*sizeof(struct colchars_tag)))==NULL) -+if(ncols>(1<<24) || (colchars=malloc(ncols*sizeof(struct colchars_tag)))==NULL) - CLOSE_AND_RET(_PICERR_NOMEM); - - -@@ -369,7 +369,7 @@ - */ - - /* extra lines are in case we're dithering. */ --if((*bmap=malloc(w*(h+2)*bytepp))==NULL) -+if(WH_BAD(w,h) || (*bmap=malloc(w*(h+2)*bytepp))==NULL) - CLOSE_AND_RET(_PICERR_NOMEM); - - ptr=*bmap; -diff -urN zgv-5.8/src/zgv.h zgv/src/zgv.h ---- zgv-5.8/src/zgv.h Sat Feb 21 16:31:29 2004 -+++ src/zgv.h Sun Oct 31 14:58:34 2004 -@@ -66,3 +66,12 @@ - /* make 15/16-bit colours, used in a few different places */ - #define GET15BITCOLOUR(r,g,b) ((((r)&0xf8)<<7)|(((g)&0xf8)<<2)|((b)>>3)) - #define GET16BITCOLOUR(r,g,b) ((((r)&0xf8)<<8)|(((g)&0xfc)<<3)|((b)>>3)) -+ -+/* range check on width and height as a crude way of avoiding overflows -+ * when calling malloc/calloc. The maximum we can allow is around 37000, -+ * but 32767 at least makes it consistent with xzgv. :-) -+ * Adds an extra 2 to height for max-height check, as we usually allocate -+ * 2 more lines to allow for dithering. -+ */ -+#define WH_MAX 32767 -+#define WH_BAD(w,h) ((w)<=0 || (w)>WH_MAX || (h)<=0 || ((h)+2)>WH_MAX) |