CVE-2023-5870 — Postgresql: role pg_signal_backend can signal certain superuser processes.
A flaw was found in PostgreSQL involving the pg_cancel_backend role that signals background workers, including the logical replication launcher, autovacuum workers, and the auto…
Published: 2023-12-10 · CVSS: 2.2 · CVSS 3.1
A flaw was found in PostgreSQL involving the pg_cancel_backend role that signals background workers, including the logical replication launcher, autovacuum workers, and the autovacuum launcher. Successful exploitation requires a non-core extension with a less-resilient background worker and would affect that specific background worker only. This issue may allow a remote high privileged user to launch a denial of service (DoS) attack.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7