USN-6411-1: Exim vulnerabilities

It was discovered that Exim incorrectly handled certain challenge requests.
A remote attacker could possibly use this issue to perform out-of-bounds
reads, resulting in information leakage. (CVE-2023-42114)

It was discovered that Exim incorrectly handled validation of user-supplied
data. A remote attacker could possibly use this issue to perform
out-of-bounds writes, resulting in arbitrary code execution. This issue
only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS and Ubuntu 23.04.
(CVE-2023-42115)

It was discovered that Exim incorrectly handled certain challenge requests.
A …

arbitrary code attacker challenge code code execution cve data exim information information leakage issue out-of-bounds requests usn validation vulnerabilities