Iperf3: unbounded peer-controlled allocation in iperf3 json_read() allows unauthenticated remote memory exhaustion

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DEBIAN-CVE-2026-71218

A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message length and allocates memory without an upper bound. This allows the attacker to trigger excessive memory consumption, leading to a Denial of...

AZL-95598 CVE-2026-71218 affecting package iperf3 for versions less than 3.17.1-5

A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message length and allocates memory without an upper bound. This allows the attacker to trigger excessive memory consumption, leading to a Denial of...

CVE-2026-71218

A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message length and allocates memory without an upper bound. This allows the attacker to trigger excessive memory consumption, leading to a Denial of...

UBUNTU-CVE-2026-71218

A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message length and allocates memory without an upper bound. This allows the attacker to trigger excessive memory consumption, leading to a Denial of...

CVE-2026-71218

A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message length and allocates memory without an upper bound. This allows the attacker to trigger excessive memory consumption, leading to a Denial of...

CVE-2026-71218

CVE-2026-71218 in iperf3 involves a flaw in the JSON_read() function where a peer-controlled message length is accepted and memory is allocated without an upper bound. This can cause excessive memory consumption, leading to DoS via memory exhaustion, severe slowdown, or service termination. The i...

EUVD-2026-55991

A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message length and allocates memory without an upper bound. This allows the attacker to trigger excessive memory consumption, leading to a Denial of...

CVE-2026-71218

A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message length and allocates memory without an upper bound. This allows the attacker to trigger excessive memory consumption, leading to a Denial of...

CVE-2026-71218 Iperf3: unbounded peer-controlled allocation in iperf3 json_read() allows unauthenticated remote memory exhaustion

A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message length and allocates memory without an upper bound. This allows the attacker to trigger excessive memory consumption, leading to a Denial of...

CVE-2026-71218 Iperf3: unbounded peer-controlled allocation in iperf3 json_read() allows unauthenticated remote memory exhaustion

A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message length and allocates memory without an upper bound. This allows the attacker to trigger excessive memory consumption, leading to a Denial of...

CVE-2026-71218 Iperf3: unbounded peer-controlled allocation in iperf3 json_read() allows unauthenticated remote memory exhaustion

A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message length and allocates memory without an upper bound. This allows the attacker to trigger excessive memory consumption, leading to a Denial of...

CVE-2026-71218

A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message length and allocates memory without an upper bound. This allows the attacker to trigger excessive memory consumption, leading to a Denial of...

CVE-2026-71218

A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message length and allocates memory without an upper bound. This allows the attacker to trigger excessive memory consumption, leading to a Denial of...

Linux Distros Unpatched Vulnerability : CVE-2026-71218

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in iperf3. A remote unauthenticated attacker can exploit a vulnerability in the JSONread function, which accepts a peer-controlled message leng...