A golang-1.8 security update has been released for Debian GNU/Linux 9 LTS to address three security issues.

DLA 2460-1: golang-1.8 security update

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Debian LTS Advisory DLA-2460-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Thorsten Alteholz
November 21, 2020   https://wiki.debian.org/LTS
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Package : golang-1.8
Version : 1.8.1-1+deb9u2
CVE ID : CVE-2020-15586 CVE-2020-16845 CVE-2020-28367

Three issues have been found in golang-1.8, a Go programming language
compiler version 1.8

CVE-2020-15586
Using the 100-continue in HTTP headers received by a net/http/Server
can lead to a data race involving the connection's buffered writer.

CVE-2020-16845
Certain invalid inputs to ReadUvarint or ReadVarint could cause those
functions to read an unlimited number of bytes from the ByteReader
argument before returning an error.

CVE-2020-28367
When using cgo, arbitrary code might be executed at build time.

For Debian 9 stretch, these problems have been fixed in version
1.8.1-1+deb9u2.

We recommend that you upgrade your golang-1.8 packages.

For the detailed security status of golang-1.8 please refer to
its security tracker page at:
  https://security-tracker.debian.org/tracker/golang-1.8

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at:   https://wiki.debian.org/LTS