Algorithmic complexity vulnerability in the regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows remote authenticated users to cause a denial of service (memory consumption) via a crafted complex regular expression with doubly-nested states.
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
|Base Score:||1.5||Base Metrics:||AV:L/AC:M/Au:S/C:N/I:N/A:P|
|Access Vector:||Local network||Attack Complexity:||Medium|
|Authentication:||Requires single instance||Confidentiality Impact:||None|
|Integrity Impact:||None||Availability Impact:||Partial|
|Oracle Enterprise Linux version 4 (postgresql)||ELSA-2008-0038||2008-01-11|
|Oracle Linux version 5 (postgresql)||ELSA-2008-0038||2008-01-11|
|Oracle Linux version 5 (tcl)||ELSA-2013-0122||2013-01-11|
This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team