Resolved issues

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The current release of the product resolves these issues. For a list of issues fixed in earlier releases, see the Release Notes for the specific release.

For a list of current known issues, see:Trellix IPS 11.1 Known Issues (KB96274).

Resolved Manager software issues

The following table lists the high-severity Manager software issues:

Reference #

Resolution

NSPMGR-27552

In an MDR pair, the Secondary active Central Manager fails to display new attacks on the Attack log page while the Primary Central Manager is down.

NSPMGR-27474

An error Initializing Default Policies is displayed in the Manager while creating a new policy from Policy | <Admin Domain Name> | Intrusion Prevention | Policy Types | Inspection Options.

The following table lists the medium-severity Manager software issues:

Reference #

Resolution

NSPMGR-27832

In rare scenarios, the "alertdbcoord.log" file size may exceed more than 100 GB. The log file keeps growing over time and it does not rotate.

NSPMGR-27752

Unable to access the Device Software details from Manager | <Admin Domain Name> | Trellix IPS Protection Status.

NSPMGR-27744

Import of CSV file hashes with hash lengths that are not equal to 32 or 64 hexadecimal digits are accepted and validated.

NSPMGR-27727

In the Linux-based Manager, the Manager service fails to start after upgrading from 10.1.7.65 to 11.1.7.56.

NSPMGR-27578

The deployment failed to activate the secondary Sensor when the primary Sensor was not connected or was inactive.

NSPMGR-27511

The Attack Severity Summary hyperlink in the <Child Domain> of the Dashboard fails to redirect to the specific severity of an Attack Log.

NSPMGR-27426

Unable to add the IP addresses to the Exclusions list in Manager | <Admin Domain Name> | Setup | Telemetry.

NSPMGR-27373

After assigning the inspection policy to the Sensor by 'Policy Group' with Endpoint Reputation Analysis enabled, the IP Reputation fails to be enabled.

NSPMGR-27175

In an MDR pair, the primary becomes inactive due to a large number of new users in the MLC Group Sync.

NSPMGR-22133

In an MDR pair, the Alert Archive file is generated even when the Background Tasks status is "In Progress".

NSPMGR-21141

In the Background Tasks tab of Manager | <Admin Domain Name> | Troubleshooting | Logs, the Manager fails to display the actual End Time, Duration, and task Status for Alert and Packetlog Pruning.

NSPMGR-12768

For alert pruning, tuning, and other maintenance tasks, the Manager displays the data based on time rather than the status of the process.

Resolved Sensor software issues

The following table lists the high-severity Sensor software issues:

Reference #

Resolution

NSPSNSR-15818

Trellix SSL Agent installation fails due to incorrect Glibc library dependency.

The following table lists the medium-severity Sensor software issues:

Reference #

Resolution

NSPSNSR-15209

SSL inspection causes latency with traffic having Diffie Hellman ciphers when the server initiates SSL resumption with a new Session ID.

NSPSNSR-12869

The signature update fails at the Sensor with an error message - "DOWNLOAD FAILED: Reason #28: Sensor sigfile convert error" during incremental sigfile update because the sigfile segments were getting missed while trying to form the full sigset.

NSPSNSR-5107

False Positive: Sensor detects "DNS: Microsoft Windows Internet Connection Sharing Denial of Service" when the internal Application ID resources are getting exhausted and error handling is incorrect.