diff options
Diffstat (limited to 'contrib/libarchive/libarchive/archive_read_support_format_lha.c')
| -rw-r--r-- | contrib/libarchive/libarchive/archive_read_support_format_lha.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/contrib/libarchive/libarchive/archive_read_support_format_lha.c b/contrib/libarchive/libarchive/archive_read_support_format_lha.c index a7f1d8d..d77a7c2 100644 --- a/contrib/libarchive/libarchive/archive_read_support_format_lha.c +++ b/contrib/libarchive/libarchive/archive_read_support_format_lha.c @@ -924,6 +924,9 @@ lha_read_file_header_1(struct archive_read *a, struct lha *lha) /* Get a real compressed file size. */ lha->compsize -= extdsize - 2; + if (lha->compsize < 0) + goto invalid; /* Invalid compressed file size */ + if (sum_calculated != headersum) { archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, "LHa header sum error"); @@ -1711,7 +1714,7 @@ lha_crc16(uint16_t crc, const void *pp, size_t len) */ for (;len >= 8; len -= 8) { /* This if statement expects compiler optimization will - * remove the stament which will not be executed. */ + * remove the statement which will not be executed. */ #undef bswap16 #if defined(_MSC_VER) && _MSC_VER >= 1400 /* Visual Studio */ # define bswap16(x) _byteswap_ushort(x) |
