CVE-2023-5870
CVSS 3.1 Score 4.4 of 10 (medium)
Details
Summary
CVE-2023-5870 is a newly identified vulnerability in PostgreSQL that impacts the pg_cancel_backend role. This role is responsible for signaling background workers, such as logical replication launchers, autovacuum workers, and autovacuum launchers. The issue is linked to a specific non-core extension with a less-resilient background worker. Successful exploitation of this vulnerability may enable a remote high privileged user to launch a denial of service (DoS) attack on the affected background worker. This vulnerability poses a significant risk to PostgreSQL deployments if left unaddressed.
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Affected Products
- PostgreSQL
- Red Hat Enterprise Linux
- Redhat Software Collections
- Redhat Enterprise Linux For Ibm Z Systems
Affected Vendors
- Postgresql
- Red Hat
Advisories, Assessments, and Mitigations
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