0c5a8007fe
* gnu/packages/patches/zziplib-CVE-2017-5974.patch, gnu/packages/patches/zziplib-CVE-2017-5975.patch, gnu/packages/patches/zziplib-CVE-2017-5976.patch, gnu/packages/patches/zziplib-CVE-2017-5978.patch, gnu/packages/patches/zziplib-CVE-2017-5979.patch, gnu/packages/patches/zziplib-CVE-2017-5981.patch: New files. * gnu/local.mk (dist_patch_DATA): Add them. * gnu/packages/zip.scm (zziplib)[source]: Use them.
20 lines
695 B
Diff
20 lines
695 B
Diff
Fix CVE-2017-5979:
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https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5979
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Patch copied from Debian.
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Index: zziplib-0.13.62/zzip/fseeko.c
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===================================================================
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--- zziplib-0.13.62.orig/zzip/fseeko.c
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+++ zziplib-0.13.62/zzip/fseeko.c
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@@ -255,7 +255,7 @@ zzip_entry_findfirst(FILE * disk)
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return 0;
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/* we read out chunks of 8 KiB in the hope to match disk granularity */
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___ zzip_off_t pagesize = PAGESIZE; /* getpagesize() */
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- ___ ZZIP_ENTRY *entry = malloc(sizeof(*entry));
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+ ___ ZZIP_ENTRY *entry = calloc(1, sizeof(*entry));
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if (! entry)
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return 0;
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___ unsigned char *buffer = malloc(pagesize);
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