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CVE-2026-40684

CVE-kwetsbaarheidsdetails - eXtreme Datacenter Security Operations

Gepubliceerd 2026-04-30 00:00:00

Laatst bijgewerkt 2026-05-01 17:22:32

Toegewezen door mitre

CVSS-score 5.9

Status PUBLISHED

Beschrijving

In Exim before 4.99.2, on systems using musl libc (not glibc), an attacker can crash the connection instance when malformed DNS data is present in PTR records. This is caused by a dn_expand oddity in octal printing.

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