diff options
Diffstat (limited to 'source/a/infozip/unzip-patches/unzip-6.0-overflow-long-fsize.patch')
| -rw-r--r-- | source/a/infozip/unzip-patches/unzip-6.0-overflow-long-fsize.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/source/a/infozip/unzip-patches/unzip-6.0-overflow-long-fsize.patch b/source/a/infozip/unzip-patches/unzip-6.0-overflow-long-fsize.patch new file mode 100644 index 00000000..80cd708f --- /dev/null +++ b/source/a/infozip/unzip-patches/unzip-6.0-overflow-long-fsize.patch @@ -0,0 +1,34 @@ +diff --git a/list.c b/list.c +index f7359c3..4c3d703 100644 +--- a/list.c ++++ b/list.c +@@ -97,7 +97,7 @@ int list_files(__G) /* return PK-type error code */ + { + int do_this_file=FALSE, cfactor, error, error_in_archive=PK_COOL; + #ifndef WINDLL +- char sgn, cfactorstr[10]; ++ char sgn, cfactorstr[13]; + int longhdr=(uO.vflag>1); + #endif + int date_format; +@@ -339,7 +339,19 @@ int list_files(__G) /* return PK-type error code */ + G.crec.compression_method == ENHDEFLATED) { + methbuf[5] = dtype[(G.crec.general_purpose_bit_flag>>1) & 3]; + } else if (methnum >= NUM_METHODS) { +- sprintf(&methbuf[4], "%03u", G.crec.compression_method); ++ /* 2013-02-26 SMS. ++ * http://sourceforge.net/tracker/?func=detail ++ * &aid=2861648&group_id=118012&atid=679786 ++ * Unexpectedly large compression methods overflow ++ * &methbuf[]. Use the old, three-digit decimal format ++ * for values which fit. Otherwise, sacrifice the ++ * colon, and use four-digit hexadecimal. ++ */ ++ if (G.crec.compression_method <= 999) { ++ sprintf( &methbuf[ 4], "%03u", G.crec.compression_method); ++ } else { ++ sprintf( &methbuf[ 3], "%04X", G.crec.compression_method); ++ } + } + + #if 0 /* GRR/Euro: add this? */ |