How many CVEs have patched _received_remote_receipt?

2 published CVEs changed _received_remote_receipt in matrix-org/synapse, in 3 distinct patches totalling 16 changed lines, between 2023 and 2023.

What is the latest CVE that changed _received_remote_receipt?

CVE-2023-42453 (Improper validation of receipts allows forged read receipts in matrix synapse), published 2023-09-26, changed lines 86 to 99 of synapse/handlers/receipts.py.

How does _received_remote_receipt compare to the rest of matrix-org/synapse?

matrix-org/synapse has 29 CVEs with a located fix in total; 2 of them changed _received_remote_receipt.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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matrix-org/synapse

Function

_received_remote_receipt

Name: _received_remote_receipt in matrix-org/synapse: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

synapse/handlers/receipts.py

Last patched September 26, 2023

2

CVEs

That changed this function

3

Distinct patches

Backports counted once

16

Lines changed

Added plus removed

2023

Years

By CVE publication date

Overview

_received_remote_receipt in matrix-org/synapse was changed by 2 published CVE fixes in 2023, in 3 distinct patches that added or removed 16 lines in total.

matrix-org/synapse has 29 CVEs with a located fix in total, so 7% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed _received_remote_receipt, newest first, with the lines each fix touched.

Improper validation of receipts allows forged read receipts in matrix synapse
CVE-2023-42453 · lines 86–99 · +14 −0
Medium · CVSS 6.3
EPSS 0.8%2023-09-26
Synapse does not apply enough checks to servers requesting auth events of events in a room
CVE-2022-39335 · line 73 · +1 −1
High · CVSS 7.7
EPSS 0.6%2023-05-26

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Other functions in these files

Functions in the same file that CVE fixes also changed.

Other hotspots in the repository

Functions in matrix-org/synapse changed by the most CVE fixes.

read_templates3 CVEs · synapse/config/_base.py read_config3 CVEs · synapse/config/consent_config.py read_config3 CVEs · synapse/config/registration.py read_config3 CVEs · synapse/config/captcha.py get_rooms_in_group3 CVEs · synapse/groups/groups_server.py get_file2 CVEs · synapse/http/client.py

All patched functions in matrix-org/synapse

Frequently asked questions

Common questions about CVE fixes to _received_remote_receipt.

How many CVEs have patched _received_remote_receipt?: 2 published CVEs changed _received_remote_receipt in matrix-org/synapse, in 3 distinct patches totalling 16 changed lines, between 2023 and 2023.
What is the latest CVE that changed _received_remote_receipt?: CVE-2023-42453 (Improper validation of receipts allows forged read receipts in matrix synapse), published 2023-09-26, changed lines 86 to 99 of synapse/handlers/receipts.py.
How does _received_remote_receipt compare to the rest of matrix-org/synapse?: matrix-org/synapse has 29 CVEs with a located fix in total; 2 of them changed _received_remote_receipt.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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