Input validation

When using an incomplete variable argument, Irssi before 1.0.6 may access data beyond the end of the string...

CVE-2018-5206

When the channel topic is set without specifying a sender, Irssi before 1.0.6 may dereference a NULL pointer...

Null pointer dereference

In Irssi before 1.0.5, certain incorrectly formatted DCC CTCP messages could cause a NULL pointer dereference. This is a separate, but similar, issue relative to CVE-2017-9468...

CVE-2017-15228

Irssi before 1.0.5, when installing themes with unterminated colour formatting sequences, may access data beyond the end of the string...

CVE-2017-10965

An issue was discovered in Irssi before 1.0.4. When receiving messages with invalid time stamps, Irssi would try to dereference a NULL pointer...

CVE-2017-10965

An issue was discovered in Irssi before 1.0.4. When receiving messages with invalid time stamps, Irssi would try to dereference a NULL pointer...