4.9

CVE-2022-0532: kubernetes cri-o

Modified
AliasesRHBA-2022:0793RHBA-2022:0794GHSA-jqmc-79gx-7g8p
Published 09-02-2022Last modified 02-08-2024

Vulnerability summary

CVE-2022-0532 is a medium (CVSS 4.9) vulnerability in kubernetes cri-o. EPSS estimates a 0.77% chance of exploitation in the next 30 days, higher than 55.4% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 4.2, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
4.9/10
010
Medium · v2.0 (NVD)
EPSS score
0.77%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 3
RHSA-2022:0055RHSA-2022:0866RHSA-2022:0870

Timeline

  1. 09-02-2022
    PublishedVulnerability first disclosed.
  2. 02-08-2024
    Last modifiedVulnerability information updated.

Description

An incorrect sysctls validation vulnerability was found in CRI-O 1.18 and earlier. The sysctls from the list of "safe" sysctls specified for the cluster will be applied to the host if an attacker is able to create a pod with a hostIPC and hostNetwork kernel namespace.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

0.77%

Chance of exploitation in the next 30 days

Percentile

55%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.77% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Redhat4 products
  • openshift_container_platform4.0
  • cri-o< 0:1.21.5-2.rhaos4.8.gitaf64931.el7 | < 0:1.21.5-2.rhaos4.8.gitaf64931.el8 | < 0:1.22.2-2.rhaos4.9.gitb030be8.el7 | < 0:1.22.2-2.rhaos4.9.gitb030be8.el8
  • cri-o-debuginfo< 0:1.21.5-2.rhaos4.8.gitaf64931.el7 | < 0:1.21.5-2.rhaos4.8.gitaf64931.el8 | < 0:1.22.2-2.rhaos4.9.gitb030be8.el7 | < 0:1.22.2-2.rhaos4.9.gitb030be8.el8
  • cri-o-debugsource< 0:1.21.5-2.rhaos4.8.gitaf64931.el8 | < 0:1.22.2-2.rhaos4.9.gitb030be8.el8
Github.com/cri-o1 product
  • cri-o< 1.23.1
Kubernetes1 product

3 vendors · 6 products

References

16 links
Show all 16 references