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guix/gnu/packages/patches/unzip-allow-greater-hostver-values.patch
Mark H Weaver 385ae063c9 gnu: unzip: Fix CVE-2014-9636 and some other bugs.
* gnu/packages/patches/unzip-CVE-2014-9636.patch,
  gnu/packages/patches/unzip-allow-greater-hostver-values.patch,
  gnu/packages/patches/unzip-increase-size-of-cfactorstr.patch,
  gnu/packages/patches/unzip-initialize-symlink-flag.patch,
  gnu/packages/patches/unzip-remove-build-date.patch: New files.
* gnu-system.am (dist_patch_DATA): Add them.
* gnu/packages/zip.scm (unzip)[source]: Add patches.
  [arguments]: Use 'modify-phases'.  Remove custom 'configure' phase; pass
  additional make-flags instead.  Add custom 'build' phase that builds
  "generic_gcc" target; remove "generic_gcc" from make-flags.
2015-07-15 23:02:27 -04:00

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Diff

Copied from Debian.
From: Santiago Vila <sanvila@debian.org>
Subject: zipinfo.c: Do not crash when hostver byte is >= 100
--- a/zipinfo.c
+++ b/zipinfo.c
@@ -2114,7 +2114,7 @@
else
attribs[9] = (xattr & UNX_ISVTX)? 'T' : '-'; /* T==undefined */
- sprintf(&attribs[12], "%u.%u", hostver/10, hostver%10);
+ sprintf(&attribs[11], "%2u.%u", hostver/10, hostver%10);
break;
} /* end switch (hostnum: external attributes format) */