Bug 2529396 - CVE-2026-83534 postgresql16-anonymizer: PostgreSQL Anonymizer: Privilege escalation to superuser via anon.anonymize_database_parallel() function [fedora-all]
Summary: CVE-2026-83534 postgresql16-anonymizer: PostgreSQL Anonymizer: Privilege esca...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: postgresql16-anonymizer
Version: rawhide
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Petr Khartskhaev
QA Contact:
URL:
Whiteboard: {"flaws": ["0075fd1d-6f3b-4732-a5ed-3...
Depends On:
Blocks: CVE-2026-83534
TreeView+ depends on / blocked
 
Reported: 2026-09-07 11:32 UTC by Vladimir Vasilev
Modified: 2026-09-23 01:10 UTC (History)
2 users (show)

Fixed In Version: postgresql16-anonymizer-3.2.2-1.fc45 postgresql16-anonymizer-3.2.2-1.fc44
Clone Of:
Environment:
Last Closed: 2026-09-23 00:17:18 UTC
Type: ---
Embargoed:

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Description Vladimir Vasilev 2026-09-07 11:32:42 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

PostgreSQL Anonymizer contains a vulnerability in the anon.anonymize_database_parallel() function that allows the owner of a table to run arbitrary code with superuser privilege. The issue is fixed in PostgreSQL Anonymizer 3.2.0 and later versions
Comment 1 Fedora Update System 2026-09-14 12:02:30 UTC 
FEDORA-2026-58a319c686 (postgresql16-anonymizer-3.2.2-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-58a319c686
Comment 2 Fedora Update System 2026-09-14 12:02:38 UTC 
FEDORA-2026-bc7408de42 (postgresql16-anonymizer-3.2.2-1.fc45) has been submitted as an update to Fedora 45.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-bc7408de42
Comment 3 Fedora Update System 2026-09-15 01:27:29 UTC 
FEDORA-2026-bc7408de42 has been pushed to the Fedora 45 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-bc7408de42`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-bc7408de42

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
Comment 4 Fedora Update System 2026-09-15 01:42:26 UTC 
FEDORA-2026-58a319c686 has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-58a319c686`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-58a319c686

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
Comment 5 Fedora Update System 2026-09-23 00:17:18 UTC 
FEDORA-2026-bc7408de42 (postgresql16-anonymizer-3.2.2-1.fc45) has been pushed to the Fedora 45 stable repository.
If problem still persists, please make note of it in this bug report.
Comment 6 Fedora Update System 2026-09-23 01:10:05 UTC 
FEDORA-2026-58a319c686 (postgresql16-anonymizer-3.2.2-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.
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