fix segfault in ZEND_FUNC_GET_ARGS#12768
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bwoebi merged 7 commits intophp:PHP-8.1from Nov 24, 2023
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In case a `ZEND_BIND_STATIC` is being executed, while the current chunk is full, the `zend_array_dup()` call will trigger a OOM in ZendMM which will crash, as the opline might be a dangling pointer.
In case a `ZEND_FUNC_GET_ARGS` is being executed, while the current chunk is full, the `zend_new_array()` call will trigger a OOM in ZendMM which will crash, as the opline might be a dangling pointer.
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bwoebi
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Nov 24, 2023
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This approach doesn't seem to work for |
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@iluuu1994 can we explicitly set USE_ZEND_ALLOC=1 in the test via --ENV--? |
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@bwoebi That should probably work. |
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Yes, I too think that this should work. Is it okay if I have a look on Monday? |
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This PR is based on the work of #12758 (which should be merged before this one, as it contains all the work on
zend_test)In case a
ZEND_FUNC_GET_ARGSis being executed, while the current chunk is full, thezend_new_array()call will trigger a OOM in ZendMM which will crash, as the opline might be a dangling pointer.Commit 8a73bb5 brings the test and the fix