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openSUSE:12.2
dosfstools
dosfstools-filename-buffer-overflow.patch
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File dosfstools-filename-buffer-overflow.patch of Package dosfstools
Index: dosfstools-3.0.10/src/check.c =================================================================== --- dosfstools-3.0.10.orig/src/check.c +++ dosfstools-3.0.10/src/check.c @@ -174,7 +174,10 @@ loff_t alloc_rootdir_entry(DOS_FS *fs, D offset = fs->root_start+next_free*sizeof(DIR_ENT); memset(de,0,sizeof(DIR_ENT)); while (1) { - sprintf(de->name,pattern,curr_num); + char expanded[12]; + sprintf(expanded, pattern, curr_num); + memcpy(de->name, expanded, 8); + memcpy(de->ext, expanded+8, 3); for (scan = 0; scan < fs->root_entries; scan++) if (scan != next_free && !strncmp(root[scan].name,de->name,MSDOS_NAME))
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