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Merge branch 'release-v0.28.1' into develop
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1 changed files with 3 additions and 3 deletions
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@ -4,8 +4,8 @@ Changes in synapse v0.28.1 (2018-05-01)
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SECURITY UPDATE
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SECURITY UPDATE
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* Clamp the allowed values of event depth received over federation to be
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* Clamp the allowed values of event depth received over federation to be
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[0, 2**63 - 1]. This mitigates an attack where malicious events
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[0, 2^63 - 1]. This mitigates an attack where malicious events
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injected with depth = 2**63 - 1 render rooms unusable. Depth is used to
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injected with depth = 2^63 - 1 render rooms unusable. Depth is used to
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determine the cosmetic ordering of events within a room, and so the ordering
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determine the cosmetic ordering of events within a room, and so the ordering
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of events in such a room will default to using stream_ordering rather than depth
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of events in such a room will default to using stream_ordering rather than depth
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(topological_ordering).
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(topological_ordering).
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@ -14,7 +14,7 @@ SECURITY UPDATE
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is being implemented to improve how the depth parameter is used.
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is being implemented to improve how the depth parameter is used.
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Full details at
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Full details at
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https://docs.google.com/document/d/1I3fi2S-XnpO45qrpCsowZv8P8dHcNZ4fsBsbOW7KABI/edit#
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https://docs.google.com/document/d/1I3fi2S-XnpO45qrpCsowZv8P8dHcNZ4fsBsbOW7KABI
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* Pin Twisted to <18.4 until we stop using the private _OpenSSLECCurve API.
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* Pin Twisted to <18.4 until we stop using the private _OpenSSLECCurve API.
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