Security update for go1.15 (important)

An update that solves four vulnerabilities and has one
errata is now available.

Description:

This update for go1.15 fixes the following issues:

Update to 1.15.13.

Includes these security fixes

• CVE-2021-33195: net: Lookup functions may return invalid host names
  (bsc#1187443).
• CVE-2021-33196: archive/zip: malformed archive may cause panic or memory
  exhaustion (bsc#1186622).
• CVE-2021-33197: net/http/httputil: ReverseProxy forwards Connection
  headers if first one is empty (bsc#1187444)
• CVE-2021-33198: math/big: (*Rat).SetString with
  “1.770p02041010010011001001” crashes with “makeslice: len out of range”
  (bsc#1187445).

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or “zypper patch”.

Alternatively you can run the command listed for your product:

• openSUSE Leap 15.3:

  zypper in -t patch openSUSE-SLE-15.3-2021-2214=1