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postgresql: PostgreSQL oidvector discloses a few bytes of memory

🗓️ 12 Mar 2026 22:40:08Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 4 Views

A type validation flaw in PostgreSQL exposes a few bytes of memory via the oidvector type.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2026-2003
12 Feb 202613:00
–attackerkb
Tenable Nessus		Amazon Linux 2023 : postgresql15, postgresql15-contrib, postgresql15-llvmjit (ALAS2023-2026-1456)
6 Mar 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : postgresql17, postgresql17-contrib, postgresql17-llvmjit (ALAS2023-2026-1457)
6 Mar 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : postgresql16, postgresql16-contrib, postgresql16-llvmjit (ALAS2023-2026-1458)
6 Mar 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : postgresql, --advisory ALAS2POSTGRESQL14-2026-022 (ALASPOSTGRESQL14-2026-022)
6 Mar 202600:00
–nessus
Tenable Nessus		AlmaLinux 9 : postgresql:16 (ALSA-2026:4110)
11 Mar 202600:00
–nessus
Tenable Nessus		Debian dla-4524 : libecpg-compat3 - security update
21 Apr 202600:00
–nessus
Tenable Nessus		Debian dsa-6132 : libecpg-compat3 - security update
13 Feb 202600:00
–nessus
Tenable Nessus		Debian dsa-6133 : libecpg-compat3 - security update
13 Feb 202600:00
–nessus
Tenable Nessus		FreeBSD : PostgreSQL -- Multiple vulnerabilities (e3afc190-0821-11f1-a857-6cc21735f730)
13 Feb 202600:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.4aarch64pg_repack0:1.4.8-1.module+el9.4.0+20427+07482b8cpg_repack-0:1.4.8-1.module+el9.4.0+20427+07482b8c.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lepg_repack0:1.4.8-1.module+el9.4.0+20427+07482b8cpg_repack-0:1.4.8-1.module+el9.4.0+20427+07482b8c.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xpg_repack0:1.4.8-1.module+el9.4.0+20427+07482b8cpg_repack-0:1.4.8-1.module+el9.4.0+20427+07482b8c.s390x.rpm
Red Hat Enterprise Linux9.4x86_64pg_repack0:1.4.8-1.module+el9.4.0+20427+07482b8cpg_repack-0:1.4.8-1.module+el9.4.0+20427+07482b8c.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64pg_repack-debuginfo0:1.4.8-1.module+el9.4.0+20427+07482b8cpg_repack-debuginfo-0:1.4.8-1.module+el9.4.0+20427+07482b8c.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lepg_repack-debuginfo0:1.4.8-1.module+el9.4.0+20427+07482b8cpg_repack-debuginfo-0:1.4.8-1.module+el9.4.0+20427+07482b8c.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xpg_repack-debuginfo0:1.4.8-1.module+el9.4.0+20427+07482b8cpg_repack-debuginfo-0:1.4.8-1.module+el9.4.0+20427+07482b8c.s390x.rpm
Red Hat Enterprise Linux9.4x86_64pg_repack-debuginfo0:1.4.8-1.module+el9.4.0+20427+07482b8cpg_repack-debuginfo-0:1.4.8-1.module+el9.4.0+20427+07482b8c.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64pg_repack-debugsource0:1.4.8-1.module+el9.4.0+20427+07482b8cpg_repack-debugsource-0:1.4.8-1.module+el9.4.0+20427+07482b8c.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lepg_repack-debugsource0:1.4.8-1.module+el9.4.0+20427+07482b8cpg_repack-debugsource-0:1.4.8-1.module+el9.4.0+20427+07482b8c.ppc64le.rpm
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03 Jul 2026 00:51Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.14.3
EPSS0.00281
SSVC
CWE-1287
postgresqloidvectormemory disclosuretype validation flawconfidential information
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