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Fencer Intel
medium 4.0

CVE-2012-2655 json

PostgreSQL 8.3.x before 8.3.19, 8.4.x before 8.4.12, 9.0.x before 9.0.8, and 9.1.x before 9.1.4 allows remote authenticated users to cause…

published 2012-07-18 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-2640

cvss
4.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

PostgreSQL 8.3.x before 8.3.19, 8.4.x before 8.4.12, 9.0.x before 9.0.8, and 9.1.x before 9.1.4 allows remote authenticated users to cause a denial of service (server crash) by adding the (1) SECURITY DEFINER or (2) SET attributes to a procedural language's call handler.

Patch / fix

  • postgresql RHEL 6 8.4.12-1.el6_2
  • postgresql84 RHEL 5 8.4.12-1.el5_8
  • postgresql-libs RHEL 6 8.4.12-1.el6_2
  • postgresql-test RHEL 6 8.4.12-1.el6_2
  • postgresql-pltcl RHEL 6 8.4.12-1.el6_2
  • postgresql84-tcl RHEL 5 8.4.12-1.el5_8
  • postgresql-plperl RHEL 6 8.4.12-1.el6_2
  • postgresql-server RHEL 6 8.4.12-1.el6_2

red hat advisories RHSA-2012:1037

  • postgresql94 openSUSE Tumbleweed 9.4.10-1.1
  • postgresql93 openSUSE Tumbleweed 9.3.15-1.1
  • postgresql95 openSUSE Tumbleweed 9.5.4-1.2

opensuse advisories openSUSE-SU-2024:10030-1openSUSE-SU-2024:10256-1openSUSE-SU-2024:10273-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2012-2655 updated cvss 2.2

postgresql: Ability of database owners to install procedural languages via CREATE LANGUAGE found unsafe (DoS)

  • Red Hat Enterprise Linux (v. 5 server) postgresql84 8.4.12-1.el5_8, postgresql84-tcl 8.4.12-1.el5_8, postgresql84-libs 8.4.12-1.el5_8, postgresql84-test 8.4.12-1.el5_8, postgresql84-pltcl 8.4.12-1.el5_8, postgresql84-plperl 8.4.12-1.el5_8, +4 more Red Hat Enterprise Linux Desktop (v. 5 client) postgresql84 8.4.12-1.el5_8, postgresql84-tcl 8.4.12-1.el5_8, postgresql84-libs 8.4.12-1.el5_8, postgresql84-python 8.4.12-1.el5_8, postgresql84-contrib 8.4.12-1.el5_8 Red Hat Enterprise Linux Desktop (v. 6) postgresql 8.4.12-1.el6_2, postgresql-libs 8.4.12-1.el6_2 Red Hat Enterprise Linux Desktop Optional (v. 6) postgresql 8.4.12-1.el6_2, postgresql-test 8.4.12-1.el6_2, postgresql-pltcl 8.4.12-1.el6_2, postgresql-plperl 8.4.12-1.el6_2, postgresql-server 8.4.12-1.el6_2, postgresql-contrib 8.4.12-1.el6_2, +1 more Red Hat Enterprise Linux HPC Node (v. 6) postgresql 8.4.12-1.el6_2, postgresql-libs 8.4.12-1.el6_2 Red Hat Enterprise Linux HPC Node Optional (v. 6) postgresql 8.4.12-1.el6_2, postgresql-test 8.4.12-1.el6_2, postgresql-pltcl 8.4.12-1.el6_2, postgresql-plperl 8.4.12-1.el6_2, postgresql-server 8.4.12-1.el6_2, postgresql-contrib 8.4.12-1.el6_2, +1 more
    +3 more products
    Red Hat Enterprise Linux Server (v. 6) postgresql 8.4.12-1.el6_2, postgresql-libs 8.4.12-1.el6_2, postgresql-test 8.4.12-1.el6_2, postgresql-pltcl 8.4.12-1.el6_2, postgresql-plperl 8.4.12-1.el6_2, postgresql-server 8.4.12-1.el6_2, +2 more Red Hat Enterprise Linux Workstation (v. 6) postgresql 8.4.12-1.el6_2, postgresql-libs 8.4.12-1.el6_2, postgresql-test 8.4.12-1.el6_2, postgresql-pltcl 8.4.12-1.el6_2, postgresql-plperl 8.4.12-1.el6_2, postgresql-server 8.4.12-1.el6_2, +2 more Red Hat RHEL Desktop Workstation (v. 5 client) postgresql84 8.4.12-1.el5_8, postgresql84-test 8.4.12-1.el5_8, postgresql84-pltcl 8.4.12-1.el5_8, postgresql84-plperl 8.4.12-1.el5_8, postgresql84-server 8.4.12-1.el5_8, postgresql84-plpython 8.4.12-1.el5_8
    fixed: vendor fix RHSA-2012:1037
  • Red Hat Enterprise Linux 5 postgresql
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.93% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:N/A:P

Classification

Weakness
  • CWE-399 Resource Management Errors
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.