GO-2026-4899 Sliver: Nil Pointer Dereference in tunnelCloseHandler causes panic when a reverse tunnel (rportfwd) close is attempted in github.com/bishopfox/sliver

Sliver: Nil Pointer Dereference in tunnelCloseHandler causes panic when a reverse tunnel rportfwd close is attempted in github.com/bishopfox/sliver...

PT-2026-29943

Sliver: Nil Pointer Dereference in tunnelCloseHandler causes panic when a reverse tunnel rportfwd close is attempted in github.com/bishopfox/sliver...

GHSA-C279-989M-238F Sliver: Nil Pointer Dereference in tunnelCloseHandler causes panic when a reverse tunnel (rportfwd) close is attempted

Summary A nil pointer dereference in tunnelCloseHandler causes the handler goroutine to panic whenever a reverse tunnel rportfwd close is attempted. Both the legitimate close path AND the unauthorized close path dereference tunnel.SessionID where tunnel is guaranteed nil. This means rportfwd...

NULL Pointer Dereference

Overview Affected versions of this package are vulnerable to NULL Pointer Dereference through the tunnelCloseHandler process. An attacker can cause repeated handler goroutine panics and resource leaks by attempting to close a reverse tunnel when the tunnel reference is nil. Remediation A fix was...

Sliver: Nil Pointer Dereference in tunnelCloseHandler causes panic when a reverse tunnel (rportfwd) close is attempted

Summary A nil pointer dereference in tunnelCloseHandler causes the handler goroutine to panic whenever a reverse tunnel rportfwd close is attempted. Both the legitimate close path AND the unauthorized close path dereference tunnel.SessionID where tunnel is guaranteed nil. This means rportfwd...