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| author | Martin Panter <vadmium+py@gmail.com> | 2016-10-01 02:45:17 (GMT) |
|---|---|---|
| committer | Martin Panter <vadmium+py@gmail.com> | 2016-10-01 02:45:17 (GMT) |
| commit | 38317d3318e05832a864d413aa744a48a8975dce (patch) | |
| tree | 8757c1d2116ed1d20aa28b02e0b11f05e9bc3412 /Modules/_bz2module.c | |
| parent | 34b9d14be642be80e9ac10c59004570a7efa5804 (diff) | |
| download | cpython-38317d3318e05832a864d413aa744a48a8975dce.zip cpython-38317d3318e05832a864d413aa744a48a8975dce.tar.gz cpython-38317d3318e05832a864d413aa744a48a8975dce.tar.bz2 | |
Issue #28275: Clean up to avoid use-after-free after bzip decompress failure
Diffstat (limited to 'Modules/_bz2module.c')
| -rw-r--r-- | Modules/_bz2module.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Modules/_bz2module.c b/Modules/_bz2module.c index e3e0eb1..67e1b65 100644 --- a/Modules/_bz2module.c +++ b/Modules/_bz2module.c @@ -534,8 +534,10 @@ decompress(BZ2Decompressor *d, char *data, size_t len, Py_ssize_t max_length) } result = decompress_buf(d, max_length); - if(result == NULL) + if(result == NULL) { + bzs->next_in = NULL; return NULL; + } if (d->eof) { d->needs_input = 0; |