The try_uudecoding function in mail-format.c for Ximian Evolution Mail User Agent 1.2.2 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a malicious uuencoded (UUE) header, possibly triggering a heap-based buffer overflow.
Ximian Evolution Mail User Agent 1.2.2 and earlier allows remote attackers to cause a denial of service (memory consumption) via a mail message that is uuencoded multiple times.
The IMAP Client for Sylpheed 0.8.11 allows remote malicious IMAP servers to cause a denial of service (crash) via certain large literal size values that cause either integer signedness errors or integer overflow errors.
Evolution 1.0.3 and 1.0.4 allows remote attackers to cause a denial of service (memory consumption and crash) via an email with a malformed MIME header.