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author | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-03-28 11:44:55 +0000 |
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committer | nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-03-28 11:44:55 +0000 |
commit | 70ad5986df7972d8f7cc5240990f2c348ae30842 (patch) | |
tree | 38aaf6fb6ed8491b5a7bbb48e3e440709e5f0f90 /pack.c | |
parent | 0977c1fa2a829308b2ee7b4a110634c39adc19c8 (diff) |
merge revision(s) 62992:
pack.c: fix underflow
* pack.c (pack_unpack_internal): get rid of underflow.
https://hackerone.com/reports/298246
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_4@63001 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'pack.c')
-rw-r--r-- | pack.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -1138,7 +1138,7 @@ pack_unpack_internal(VALUE str, VALUE fmt, int mode) else if (ISDIGIT(*p)) { errno = 0; len = STRTOUL(p, (char**)&p, 10); - if (errno) { + if (len < 0 || errno) { rb_raise(rb_eRangeError, "pack length too big"); } } |