CVE-2024-57659

What it actually does

The flaw in the sqlg_parallel_ts_seq component permits crafted SQL statements to trigger a denial of service condition in the database engine.

Why it matters to the business

Successful attacks can interrupt database availability, causing downtime for dependent applications and services with potential operational disruption.

How an attack unfolds

An attacker connects to a vulnerable instance and submits specially crafted SQL statements that exercise the flawed component, resulting in a crash or hang.

How to fix it

Upgrade affected packages to the listed fixed versions such as hdf5 1.8.11-5ubuntu7.1 on Ubuntu 14.04 LTS or 1.8.16+docs-4ubuntu1.1 on Ubuntu 16.04 LTS; apply vendor patches for virtuoso-opensource if available.

How to confirm the fix worked

Confirm upgraded package versions via package manager, then test with known malicious SQL patterns to verify the denial of service condition no longer occurs.

Typical attack path

1. Locate an exposed database instance running the affected version
2. Craft and send malicious SQL targeting sqlg_parallel_ts_seq
3. Trigger the denial of service condition
4. Repeat queries to sustain disruption

How to detect it

Review database query logs and crash reports for repeated or unusual SQL statements that coincide with service restarts or failures.

What your security team should do

• Apply available updates to fixed versions immediately
• Restrict direct database access to trusted sources
• Monitor query logs for anomalous SQL patterns