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Issue #19428: Handle PyMarshal_Read*() errors in run_pyc_file()

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Detect also earlier PyMarshal_Read*() errors in zipimport.
This commit is contained in:
Victor Stinner 2015-03-18 13:56:25 +01:00
parent 50931f41d0
commit 5200f55024
2 changed files with 9 additions and 2 deletions
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3
Modules/zipimport.c
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@ -939,6 +939,9 @@ read_directory(PyObject *archive)
header_size = name_size +
PyMarshal_ReadShortFromFile(fp) +
PyMarshal_ReadShortFromFile(fp);
if (PyErr_Occurred())
goto error;
if (fread(dummy, 1, 8, fp) != 8) /* Skip unused fields, avoid fseek */
goto file_error;
file_offset = PyMarshal_ReadLongFromFile(fp) + arc_offset;