USN-6431-1: iperf3 vulnerabilities
16 October 2023
Several security issues were fixed in iperf3.
Releases
Packages
- iperf3 - Internet Protocol bandwidth measuring tool
Details
It was discovered that iperf3 did not properly manage certain inputs,
which could lead to a crash. A remote attacker could possibly use this
issue to cause a denial of service. (CVE-2023-38403)
Jorge Sancho Larraz discovered that iperf3 did not properly manage certain
inputs, which could cause the server process to stop responding, waiting
for input on the control connection. A remote attacker could possibly use
this issue to cause a denial of service. (LP: #2038654)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.04
-
iperf3
-
3.7-3ubuntu0.1~esm1
Available with Ubuntu Pro
-
libiperf0
-
3.7-3ubuntu0.1~esm1
Available with Ubuntu Pro
Ubuntu 18.04
-
iperf3
-
3.1.3-1ubuntu0.1~esm1
Available with Ubuntu Pro
-
libiperf0
-
3.1.3-1ubuntu0.1~esm1
Available with Ubuntu Pro
Ubuntu 16.04
-
iperf3
-
3.0.11-1ubuntu0.1~esm2
Available with Ubuntu Pro
-
libiperf0
-
3.0.11-1ubuntu0.1~esm2
Available with Ubuntu Pro
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-6431-2: libiperf-dev, iperf3, libiperf0