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

DLA 2986-1: golang-1.8 security update

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Debian LTS Advisory DLA-2986-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Sylvain Beucler
April 28, 2022   https://wiki.debian.org/LTS
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Package : golang-1.8
Version : 1.8.1-1+deb9u5
CVE ID : CVE-2022-23772 CVE-2022-23806 CVE-2022-24921

Several vulnerabilities were discovered in the Go programming
language. An attacker could trigger a denial-of-service (DoS) or
invalid cryptographic computation.

CVE-2022-23772

Rat.SetString in math/big has an overflow that can lead to
Uncontrolled Memory Consumption.

CVE-2022-23806

Curve.IsOnCurve in crypto/elliptic can incorrectly return true in
situations with a big.Int value that is not a valid field element.

CVE-2022-24921

regexp.Compile allows stack exhaustion via a deeply nested
expression.

For Debian 9 stretch, these problems have been fixed in version
1.8.1-1+deb9u5.

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