CVE-2016-0773

Impact:
Important
Public Date:
2016-02-11
CWE:
CWE-190->CWE-122
Bugzilla:
1303832: CVE-2016-0773 postgresql: case insensitive range handling integer overflow leading to buffer overflow
An integer overflow flaw, leading to a heap-based buffer overflow, was found in the PostgreSQL handling code for regular expressions. A remote attacker could use a specially crafted regular expression to cause PostgreSQL to crash or possibly execute arbitrary code.

Find out more about CVE-2016-0773 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 6.8
Base Metrics AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Satellite 5.7 (RHEL v.6) (postgresql92-postgresql) RHSA-2016:1060 2016-05-12
Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-postgresql94-postgresql) RHSA-2016:0348 2016-03-02
Red Hat Software Collections for Red Hat Enterprise Linux 6 (postgresql92-postgresql) RHSA-2016:0349 2016-03-02
Red Hat Software Collections for Red Hat Enterprise Linux 7 (postgresql92-postgresql) RHSA-2016:0349 2016-03-02
Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-postgresql94-postgresql) RHSA-2016:0348 2016-03-02
Red Hat Enterprise Linux 7 (postgresql) RHSA-2016:0346 2016-03-02
Red Hat Satellite Managed DB 5.7 (RHEL v.6) (postgresql92-postgresql) RHSA-2016:1060 2016-05-12
Red Hat Enterprise Linux 6 (postgresql) RHSA-2016:0347 2016-03-02

Affected Packages State

Platform Package State
Red Hat Software Collections for Red Hat Enterprise Linux rh-postgresql95-postgresql Affected
Red Hat Satellite 5.7 postgresql92 Affected
Red Hat Satellite 5.7 postgresql Affected
Red Hat Enterprise Linux 7 tcl Not affected
Red Hat Enterprise Linux 6 pl Not affected
Red Hat Enterprise Linux 6 tcl Not affected
Red Hat Enterprise Linux 5 postgresql84 Will not fix
Red Hat Enterprise Linux 5 postgresql Will not fix
Red Hat Enterprise Linux 5 tcl Not affected

Acknowledgements

Red Hat would like to thank PostgreSQL upstream for reporting this issue. Upstream acknowledges Tom Lane and Greg Stark as the original reporters.

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