From dde6ea7ff6b18bb1da697a365326f34ea33baf88 Mon Sep 17 00:00:00 2001 From: Richard van der Hoff Date: Fri, 26 Jul 2019 11:33:16 +0100 Subject: 1.2.1 --- CHANGES.md | 24 +++++++++++++++++++++++- changelog.d/5744.bugfix | 1 - changelog.d/5767.bugfix | 1 - debian/changelog | 6 ++++++ synapse/__init__.py | 2 +- 5 files changed, 30 insertions(+), 4 deletions(-) delete mode 100644 changelog.d/5744.bugfix delete mode 100644 changelog.d/5767.bugfix diff --git a/CHANGES.md b/CHANGES.md index d655723326..ec79279539 100644 --- a/CHANGES.md +++ b/CHANGES.md @@ -1,3 +1,18 @@ +Synapse 1.2.1 (2019-07-26) +========================== + +Security update +--------------- + +This release includes *four* security fixes: + +- Prevent an attack where a federated server could send redactions for arbitrary events in v1 and v2 rooms. ([\#5767](https://github.com/matrix-org/synapse/issues/5767)) +- Prevent a denial-of-service attack where cycles of redaction events would make Synapse spin infinitely. Thanks to `@lrizika:matrix.org` for identifying and responsibly disclosing this issue. ([0f2ecb961](https://github.com/matrix-org/synapse/commit/0f2ecb961)) +- Prevent an attack where users could be joined or parted from public rooms without their consent. Thanks to @Dylanger for identifying and responsibly disclosing this issue. ([\#5744](https://github.com/matrix-org/synapse/issues/5744)) +- Fix a vulnerability where a federated server could spoof read-receipts from users on other servers. ([\#5743](https://github.com/matrix-org/synapse/issues/5743)) + +Note that Synapse 1.2.0 also contained a security fix which was not correctly identified during the original release. The changelog below is now updated. + Synapse 1.2.0 (2019-07-25) ========================== @@ -16,6 +31,14 @@ Bugfixes Synapse 1.2.0rc1 (2019-07-22) ============================= +Security fixes +-------------- + +This update included a security fix which was initially incorrectly flagged as +a regular bug fix. + +- It was possible for a room moderator to send a redaction for an `m.room.create` event, which would downgrade the room to version 1. Thanks to `/dev/ponies` for identifying and responsibly disclosing this issue! ([\#5701](https://github.com/matrix-org/synapse/issues/5701)) + Features -------- @@ -41,7 +64,6 @@ Bugfixes - Fix bug in #5626 that prevented the original_event field from actually having the contents of the original event in a call to `/relations`. ([\#5654](https://github.com/matrix-org/synapse/issues/5654)) - Fix 3PID bind requests being sent to identity servers as `application/x-form-www-urlencoded` data, which is deprecated. ([\#5658](https://github.com/matrix-org/synapse/issues/5658)) - Fix some problems with authenticating redactions in recent room versions. ([\#5699](https://github.com/matrix-org/synapse/issues/5699), [\#5700](https://github.com/matrix-org/synapse/issues/5700), [\#5707](https://github.com/matrix-org/synapse/issues/5707)) -- Ignore redactions of m.room.create events. ([\#5701](https://github.com/matrix-org/synapse/issues/5701)) Updates to the Docker image diff --git a/changelog.d/5744.bugfix b/changelog.d/5744.bugfix deleted file mode 100644 index 7b67ebb2d3..0000000000 --- a/changelog.d/5744.bugfix +++ /dev/null @@ -1 +0,0 @@ -Log when we receive a `/make_*` request from a different origin. diff --git a/changelog.d/5767.bugfix b/changelog.d/5767.bugfix deleted file mode 100644 index 1a76d02e32..0000000000 --- a/changelog.d/5767.bugfix +++ /dev/null @@ -1 +0,0 @@ -Log when a redaction attempts to redact an event in a different room. diff --git a/debian/changelog b/debian/changelog index aafdd1cde2..6634c1085a 100644 --- a/debian/changelog +++ b/debian/changelog @@ -1,3 +1,9 @@ +matrix-synapse-py3 (1.2.1) stable; urgency=medium + + * New synapse release 1.2.1. + + -- Synapse Packaging team Fri, 26 Jul 2019 11:32:47 +0100 + matrix-synapse-py3 (1.2.0) stable; urgency=medium [ Amber Brown ] diff --git a/synapse/__init__.py b/synapse/__init__.py index 3435de4e2f..8301a13d8f 100644 --- a/synapse/__init__.py +++ b/synapse/__init__.py @@ -35,4 +35,4 @@ try: except ImportError: pass -__version__ = "1.2.0" +__version__ = "1.2.1" -- cgit 1.4.1