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postgresql: PostgreSQL: Operating system account hijack via symlink following in pg_basebackup and pg_rewind

🗓️ 26 May 2026 23:31:06Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 2 Views

PostgreSQL flaw lets a superuser hijack an operating system account via symlink following in basebackup and rewind.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64postgresql1717.10-0.1.hum1postgresql17-17.10-0.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64postgresql1717.10-0.1.hum1postgresql17-17.10-0.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanynoarchpostgresql17-test-rpm-macros17.10-0.1.hum1postgresql17-test-rpm-macros-17.10-0.1.hum1.noarch.rpm

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23 Jul 2026 17:13Current
7High risk
Vulners AI Score7
CVSS 3.18.8
EPSS0.00324
SSVC
2