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authorMark Dickinson <dickinsm@gmail.com>2010-08-06 18:55:26 (GMT)
committerMark Dickinson <dickinsm@gmail.com>2010-08-06 18:55:26 (GMT)
commite6fc7401a92c7b51a80782d8095819b9909a0322 (patch)
treed31c18c8224c1a8248091b54c156ff45726212a7 /Misc
parentaf5ac3974b7dbf824c8ed560c7dd5588fab0d419 (diff)
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In PySlice_IndicesEx, clip the step to [-PY_SSIZE_T_MAX, PY_SSIZE_T_MAX] rather than [PY_SSIZE_T_MIN, PY_SSIZE_T_MAX].
Diffstat (limited to 'Misc')
-rw-r--r--Misc/NEWS4
1 files changed, 4 insertions, 0 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index 0567a20..bac8d00 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -529,6 +529,10 @@ Core and Builtins
C-API
-----
+- PySlice_GetIndicesEx now clips the step to [-PY_SSIZE_T_MAX, PY_SSIZE_T_MAX]
+ instead of [-PY_SSIZE_T_MAX-1, PY_SSIZE_T_MAX]. This makes it safe to do
+ "step = -step" when reversing a slice.
+
- Issue #5753: A new C API function, `PySys_SetArgvEx`, allows embedders of the
interpreter to set sys.argv without also modifying sys.path. This helps fix
`CVE-2008-5983