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Debian Stretch DLA-2485-1 Critical: golang-golang-x-net-dev DoS Threat

debian lts
Calendar Grey December 9, 2020
Dist Debian Esm H88
Security vulnerabilities addressed in golang-golang-x-net-dev via Debian LTS DLA-2485-1. Users should upgrade for enhanced protection.
The http2 server support in this package was vulnerable to certain types of DOS attacks

Summary

CVE-2019-9512

This code was vulnerable to ping floods, potentially leading to a denial of
service. The attacker sends continual pings to an HTTP/2 peer, causing the peer
to build an internal queue of responses. Depending on how efficiently this data
is queued, this can consume excess CPU, memory, or both.

CVE-2019-9514

This code was vulnerable to a reset flood, potentially leading to a denial
of service. The attacker opens a number of streams and sends an invalid request
over each stream that should solicit a stream of RST_STREAM frames from the
peer. Depending on how the peer queues the RST_STREAM frames, this can consume
excess memory, CPU, or both.

For Debian 9 stretch, these problems have been fixed in version
1:0.0+git20161013.8b4af36+dfsg-3+deb9u1.

We recommend that you upgrade your golang-golang-x-net-dev packages.

For the detailed security status of golang-golang-x-net-dev please refer to
its security tracker page at:


Read the Full Advisory


Severity
critical
Lowest
Low
Medium
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Critical

Package: golang-golang-x-net-dev
Version: 1:0.0+git20161013.8b4af36+dfsg-3+deb9u1
CVE ID: CVE-2019-9512 CVE-2019-9514

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