=========================================================================== Ubuntu Security Notice USN-3283-2 May 23, 2017 rtmpdump vulnerabilities =========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 12.04 ESM Summary: rtmpdump could be made to crash or run programs as your login if it processed a specially crafted stream. Software Description: - rtmpdump: small dumper for media content streamed over the RTMP protocol Details: Dave McDaniel discovered that rtmpdump incorrectly handled certain malformed streams. If a user were tricked into processing a specially crafted stream, a remote attacker could cause rtmpdump to crash, resulting in a denial of service, or possibly execute arbitrary code. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 12.04 ESM: =C2=A0 librtmp0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A02.4~20110711.gitc28f1bab-1ubuntu0.1 In general, a standard system update will make all the necessary changes. References: =C2=A0 https://www.ubuntu.com/usn/usn-3283-2 =C2=A0 https://www.ubuntu.com/usn/usn-3283-1 =C2=A0 CVE-2015-8270, CVE-2015-8271, CVE-2015-8272