tjh.dev
unzip: patch CVE-2018-18384
Patch from https://sourceforge.net/p/infozip/bugs/53/
+35
pkgs/tools/archivers/unzip/CVE-2018-18384.patch
+35
pkgs/tools/archivers/unzip/CVE-2018-18384.patch
···
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+
--- unzip60/list.c
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+
+++ unzip60/list.c
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@@ -97,7 +97,7 @@ int list_files(__G) /* return PK-type
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{
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int do_this_file=FALSE, cfactor, error, error_in_archive=PK_COOL;
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+
#ifndef WINDLL
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- char sgn, cfactorstr[10];
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+ char sgn, cfactorstr[1+10+1+1]; /* <sgn><int>%NUL */
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int longhdr=(uO.vflag>1);
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#endif
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int date_format;
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@@ -389,9 +389,9 @@ int list_files(__G) /* return PK-type
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}
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#else /* !WINDLL */
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if (cfactor == 100)
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- sprintf(cfactorstr, LoadFarString(CompFactor100));
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+ snprintf(cfactorstr, sizeof(cfactorstr), LoadFarString(CompFactor100));
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else
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- sprintf(cfactorstr, LoadFarString(CompFactorStr), sgn, cfactor);
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+ snprintf(cfactorstr, sizeof(cfactorstr), LoadFarString(CompFactorStr), sgn, cfactor);
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if (longhdr)
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Info(slide, 0, ((char *)slide, LoadFarString(LongHdrStats),
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FmZofft(G.crec.ucsize, "8", "u"), methbuf,
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@@ -471,9 +471,9 @@ int list_files(__G) /* return PK-type
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+
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#else /* !WINDLL */
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if (cfactor == 100)
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- sprintf(cfactorstr, LoadFarString(CompFactor100));
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+ snprintf(cfactorstr, sizeof(cfactorstr), LoadFarString(CompFactor100));
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else
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- sprintf(cfactorstr, LoadFarString(CompFactorStr), sgn, cfactor);
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+ snprintf(cfactorstr, sizeof(cfactorstr), LoadFarString(CompFactorStr), sgn, cfactor);
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if (longhdr) {
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Info(slide, 0, ((char *)slide, LoadFarString(LongFileTrailer),
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FmZofft(tot_ucsize, "8", "u"), FmZofft(tot_csize, "8", "u"),