Non-exhaustively fixes CVE-2016-9844, CVE-2018-1000035, CVE-2018-18384, and CVE-2019-13232. * gnu/packages/patches/unzip-COVSCAN-fix-unterminated-string.patch, gnu/packages/patches/unzip-CVE-2016-9844.patch, gnu/packages/patches/unzip-CVE-2018-1000035.patch, gnu/packages/patches/unzip-CVE-2018-18384.patch, gnu/packages/patches/unzip-case-insensitive.patch, gnu/packages/patches/unzip-alt-iconv-utf8-print.patch, gnu/packages/patches/unzip-alt-iconv-utf8.patch, gnu/packages/patches/unzip-close.patch, gnu/packages/patches/unzip-exec-shield.patch, gnu/packages/patches/unzip-fix-recmatch.patch, gnu/packages/patches/unzip-manpage-fix.patch, gnu/packages/patches/unzip-overflow.patch, gnu/packages/patches/unzip-symlink.patch, gnu/packages/patches/unzip-timestamp.patch, gnu/packages/patches/unzip-valgrind.patch, gnu/packages/patches/unzip-x-option.patch, gnu/packages/patches/unzip-zipbomb-manpage.patch, gnu/packages/patches/unzip-zipbomb-part1.patch, gnu/packages/patches/unzip-zipbomb-part2.patch, gnu/packages/patches/unzip-zipbomb-part3.patch: New patches. * gnu/local.mk (dist_patch_DATA): Register them. * gnu/packages/compression.scm (unzip/fixed): New variable. Apply patches. (unzip)[replacement]: Graft.
		
			
				
	
	
		
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			34 lines
		
	
	
	
		
			1.2 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| --- a/fileio.c	2014-12-05 05:06:05 -0600
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| +++ b/fileio.c	2017-11-14 01:06:28 -0600
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| @@ -1,5 +1,5 @@
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|  /*
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| -  Copyright (c) 1990-2009 Info-ZIP.  All rights reserved.
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| +  Copyright (c) 1990-2017 Info-ZIP.  All rights reserved.
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|  
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|    See the accompanying file LICENSE, version 2009-Jan-02 or later
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|    (the contents of which are also included in unzip.h) for terms of use.
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| @@ -1582,6 +1582,8 @@
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|      int r = IZ_PW_ENTERED;
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|      char *m;
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|      char *prompt;
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| +    char *ep;
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| +    char *zp;
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|  
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|  #ifndef REENTRANT
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|      /* tell picky compilers to shut up about "unused variable" warnings */
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| @@ -1590,9 +1592,12 @@
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|  
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|      if (*rcnt == 0) {           /* First call for current entry */
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|          *rcnt = 2;
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| -        if ((prompt = (char *)malloc(2*FILNAMSIZ + 15)) != (char *)NULL) {
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| -            sprintf(prompt, LoadFarString(PasswPrompt),
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| -                    FnFilter1(zfn), FnFilter2(efn));
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| +        zp = FnFilter1( zfn);
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| +        ep = FnFilter2( efn);
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| +        prompt = (char *)malloc(        /* Slightly too long (2* "%s"). */
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| +         sizeof( PasswPrompt)+ strlen( zp)+ strlen( ep));
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| +        if (prompt != (char *)NULL) {
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| +            sprintf(prompt, LoadFarString(PasswPrompt), zp, ep);
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|              m = prompt;
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|          } else
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|              m = (char *)LoadFarString(PasswPrompt2);
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