CVE-2010-0733

Severity: low (CVSS 3.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2010-03-19 · updated 2026-06-16
Weakness: CWE-189

Description

Integer overflow in src/backend/executor/nodeHash.c in PostgreSQL 8.4.1 and earlier, and 8.5 through 8.5alpha2, allows remote authenticated users to cause a denial of service (daemon crash) via a SELECT statement with many LEFT JOIN clauses, related to certain hashtable size calculations.

Affected products

PostgreSQL: through 8.4.1; 8.0, 8.0.0, 8.0.1, 8.0.2, 8.0.3, 8.0.4 (+74)

References

http://archives.postgresql.org/pgsql-bugs/2009-10/msg00277.php
http://archives.postgresql.org/pgsql-bugs/2009-10/msg00287.php
http://archives.postgresql.org/pgsql-bugs/2009-10/msg00289.php
http://archives.postgresql.org/pgsql-bugs/2009-10/msg00310.php
http://git.postgresql.org/gitweb?p=postgresql.git%3Ba=commit%3Bh=64b057e6823655fb6c5d1f24a28f236b94dd6c54
http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.html
http://secunia.com/advisories/39820
http://www.openwall.com/lists/oss-security/2010/03/09/2
http://www.openwall.com/lists/oss-security/2010/03/16/10
http://www.redhat.com/support/errata/RHSA-2010-0427.html
http://www.redhat.com/support/errata/RHSA-2010-0428.html
http://www.redhat.com/support/errata/RHSA-2010-0429.html

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