CVE-2026-33816: CWE-697 — Incorrect Comparison in github.com/jackc/pgx/v5 github.com/jackc/pgx/v5/pgproto3
Memory-safety vulnerability in github.com/jackc/pgx/v5.
AI Analysis
Technical Summary
CVE-2026-33816 affects Red Hat Hardened Images, specifically the go-fdo-server RPM packages. The vulnerability relates to an out-of-bounds write condition (CWE-787) that could impact confidentiality, integrity, and availability, as indicated by the CVSS vector (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). The Red Hat advisory RHSA-2026:13907 provides an update including go-fdo-server-1.0.1-0.1.hum1 and related packages for multiple architectures. No known exploits in the wild have been reported. The advisory does not explicitly state patch availability, but the update implies a fix has been issued.
Potential Impact
The vulnerability allows an unauthenticated attacker to remotely exploit the out-of-bounds write flaw, potentially leading to full compromise of confidentiality, integrity, and availability of the affected system. This could result in arbitrary code execution or system crashes.
Mitigation Recommendations
Red Hat has issued an update for the go-fdo-server RPM packages as part of the Red Hat Hardened Images update. Users should apply the provided RPM updates (go-fdo-server-1.0.1-0.1.hum1 and related packages) to remediate the vulnerability. Patch status is implied by the advisory update; therefore, applying the update is the recommended mitigation.
CVE-2026-33816: CWE-697 — Incorrect Comparison in github.com/jackc/pgx/v5 github.com/jackc/pgx/v5/pgproto3
Description
Memory-safety vulnerability in github.com/jackc/pgx/v5.
CVSS v3.1
Score 9.8critical
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-33816 affects Red Hat Hardened Images, specifically the go-fdo-server RPM packages. The vulnerability relates to an out-of-bounds write condition (CWE-787) that could impact confidentiality, integrity, and availability, as indicated by the CVSS vector (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). The Red Hat advisory RHSA-2026:13907 provides an update including go-fdo-server-1.0.1-0.1.hum1 and related packages for multiple architectures. No known exploits in the wild have been reported. The advisory does not explicitly state patch availability, but the update implies a fix has been issued.
Potential Impact
The vulnerability allows an unauthenticated attacker to remotely exploit the out-of-bounds write flaw, potentially leading to full compromise of confidentiality, integrity, and availability of the affected system. This could result in arbitrary code execution or system crashes.
Mitigation Recommendations
Red Hat has issued an update for the go-fdo-server RPM packages as part of the Red Hat Hardened Images update. Users should apply the provided RPM updates (go-fdo-server-1.0.1-0.1.hum1 and related packages) to remediate the vulnerability. Patch status is implied by the advisory update; therefore, applying the update is the recommended mitigation.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:13907
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- 3.1
Threat ID: 6a16097ce29bf47b506487bf
Added to database: 05/26/2026, 20:58:36 UTC
Last enriched: 07/31/2026, 01:21:21 UTC
Last updated: 07/31/2026, 19:30:14 UTC
Views: 116
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