20 lines
651 B
Diff
20 lines
651 B
Diff
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Fix CVE-2017-5981:
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https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5981
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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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@@ -311,7 +311,8 @@ zzip_entry_findfirst(FILE * disk)
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} else
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continue;
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- assert(0 <= root && root < mapsize);
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+ if (root < 0 || root >= mapsize)
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+ goto error;
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if (fseeko(disk, root, SEEK_SET) == -1)
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goto error;
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if (fread(disk_(entry), 1, sizeof(*disk_(entry)), disk)
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