SILC Server: Denial of Service — GLSA 200703-12

SILC Server is affected by a Denial of Service vulnerability.

Affected Packages

net-im/silc-server on all architectures
Affected versions < 1.0.2-r1
Unaffected versions >= 1.0.2-r1

Background

SILC Server is a server for the Secure Internet Live Conferencing (SILC) protocol.

Description

Frank Benkstein discovered a possible NULL pointer dereference in apps/silcd/command.c if a new channel is created without specifying a valid hmac or cipher algorithm name.

Impact

A remote attacker could cause the server to crash, resulting in a Denial of Service.

Workaround

There is no known workaround at this time.

Resolution

All SILC Server users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=net-im/silc-server-1.0.2-r1"

References

Release Date
March 14, 2007

Latest Revision
March 14, 2007: 01

Severity
normal

Exploitable
remote

Bugzilla entries