It was discovered that the fixed-sized redir_stack could be forced to overflow in the Bash parser, resulting in memory corruption, and possibly leading to arbitrary code execution when evaluating untrusted input that would not otherwise be run as code.
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
|Base Score:||4.6||Base Metrics:||AV:L/AC:L/Au:N/C:P/I:P/A:P|
|Access Vector:||Local network||Attack Complexity:||Low|
|Authentication:||None required||Confidentiality Impact:||Partial|
|Integrity Impact:||Partial||Availability Impact:||Partial|
|Oracle Enterprise Linux version 4 (bash)||ELSA-2014-3079||2014-09-26|
|Oracle Linux version 5 (bash)||ELSA-2014-1306||2014-09-25|
|Oracle Linux version 6 (bash)||ELSA-2014-1306||2014-09-25|
|Oracle Linux version 7 (bash)||ELSA-2014-1306||2014-09-25|
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