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Oracle Linux: (CVE-2021-23017) (Multiple Advisories): nginx:1.20 security update

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Oracle Linux: (CVE-2021-23017) (Multiple Advisories): nginx:1.20 security update

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
05/26/2021
Created
06/11/2021
Added
06/09/2021
Modified
10/05/2022

Description

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Solution(s)

  • oracle-linux-upgrade-nginx
  • oracle-linux-upgrade-nginx-all-modules
  • oracle-linux-upgrade-nginx-filesystem
  • oracle-linux-upgrade-nginx-mod-http-image-filter
  • oracle-linux-upgrade-nginx-mod-http-perl
  • oracle-linux-upgrade-nginx-mod-http-xslt-filter
  • oracle-linux-upgrade-nginx-mod-mail
  • oracle-linux-upgrade-nginx-mod-stream

References

  • ELSA-2022-0323
  • CVE-2021-23017
  • USN-4967-1
  • USN-4967-2

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