In libexpat before 2.2.8, crafted XML input could fool the parser into changing from DTD parsing to document parsing too early; a consecutive call to XML_GetCurrentLineNumber (or XML_GetCurrentColumnNumber) then resulted in a heap-based buffer over-read.
NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.
|Base Score:||7.5||Base Metrics:||AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H|
|Access Vector:||Network||Attack Complexity:||Low|
|Privileges Required:||None||User Interaction:||None|
|Integrity Impact:||None||Availability Impact:||High|
|Oracle Linux version 7 (expat)||ELSA-2020-3952||2020-10-06|
|Oracle Linux version 7 (thunderbird)||ELSA-2019-3210||2019-10-29|
|Oracle Linux version 8 (expat)||ELSA-2020-4484||2020-11-10|
|Oracle Linux version 8 (thunderbird)||ELSA-2019-3237||2019-10-30|
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