An issue was discovered in libxml2 before 2.10.3. When parsing a multi-gigabyte XML document with the XML_PARSE_HUGE parser option enabled, several integer counters can overflow. This results in an attempt to access an array at a negative 2GB offset, typically leading to a segmentation fault.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | libxml2 | 2023-04-27 16:19 | ALAS-2023-1743 |
Amazon Linux 2 - Core | libxml2 | 2023-03-17 16:34 | ALAS2-2023-1996 |
Amazon Linux 2023 | libxml2 | 2023-02-17 20:47 | ALAS2023-2023-096 |
Amazon Linux 2023 | xmlsec1 | 2023-02-17 20:47 | ALAS2023-2023-097 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 8.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H |
NVD | CVSSv3 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |