# CVE-2021-31920: istio: olcne [1.2.4-5] - Updated registry-image-helper.sh to work with olcne-utils  [1.2.4-4] - Fix istio template for 1.9.6...

CVE-2021-31920 is fixed in 16 products on 1 platform, first by ELSA-2021-9396, released August 6, 2021. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2021-31920
- Priority: Routine
- CVSS: 6.5 (IMPORTANT)
- EPSS: 0.0132
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 6, 2021

## Description

olcne [1.2.4-5] - Updated registry-image-helper.sh to work with olcne-utils  [1.2.4-4] - Fix istio template for 1.9.6 for k8s update failure  [1.2.4-3] - Fixed yaml file to stop olcne-nginx and keepalived services at uninstall [Orabug: 32296282]  [1.2.4-2] - Fix iptables issue when running on OL7 host using OL8 image  [1.2.4-1] - Address Istio CVE's CVE-2021-28683, CVE-2021-28682, CVE-2021-29258, CVE-2021-31920, CVE-2021-31921, CVE-2021-34824  istio [1.9.6-2] - Fix iptables issue when running on OL7 host using OL8 image - Added istio-mixs and istio-mixc to Obsoletes list  [1.9.6-1] - Address CVE-2021-28683, CVE-2021-28682, CVE-2021-29258, CVE-2021-31920, CVE-2021-31921, CVE-2021-34824  kubernetes [1.18.18-3] - Fix iptables OL7 host kernel issue when running with OL8 image  [1.18.18-1] - Address CVE-2021-27918

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | istio ol 8 | 0:1.9.6-2.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | istio-istioctl ol 8 | 0:1.9.6-2.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | istio-pilot-agent ol 8 | 0:1.9.6-2.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | istio-pilot-discovery ol 8 | 0:1.9.6-2.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | kubeadm ol 8 | 0:1.18.18-3.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | kubectl ol 8 | 0:1.18.18-3.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | kubelet ol 8 | 0:1.18.18-3.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | olcne-agent ol 8 | 0:1.2.4-5.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | olcne-api-server ol 8 | 0:1.2.4-5.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | olcne-grafana-chart ol 8 | 0:1.3.1-5.el8 | [ELSA-2021-9398](https://patchblox.com/security/data/fix/linux/elsa-2021-9398.md) | Aug 6, 2021 |
| Linux | olcne-istio-chart ol 8 | 0:1.2.4-5.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | olcne-nginx ol 8 | 0:1.2.4-5.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | olcne-olm-chart ol 8 | 0:1.3.1-5.el8 | [ELSA-2021-9398](https://patchblox.com/security/data/fix/linux/elsa-2021-9398.md) | Aug 6, 2021 |
| Linux | olcne-prometheus-chart ol 8 | 0:1.2.4-5.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | olcne-utils ol 8 | 0:1.2.4-5.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |
| Linux | olcnectl ol 8 | 0:1.2.4-5.el8 | [ELSA-2021-9396](https://patchblox.com/security/data/fix/linux/elsa-2021-9396.md) | Aug 6, 2021 |

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