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.
CVE-2022-0532
This medium-severity CVE scores 4.2 under NVD CVSS v3. EPSS exploit-prediction score not yet available (the EPSS model rescores nightly; freshly-published CVEs typically appear within 48 hours). GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 4.2
- EG Score
- 4.2(low)
- EPSS
- 51.5%
- KEV
- Not listed
Published
February 9, 2022
Last Modified
November 21, 2024
References (4)
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=2051730
- secalert@redhathttps://kubernetes.io/docs/tasks/administer-cluster/sysctl-cluster/#enabling-unsafe-sysctls
- af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2051730
- af854a3a-2127-422b-91ae-364da2661108https://kubernetes.io/docs/tasks/administer-cluster/sysctl-cluster/#enabling-unsafe-sysctls
Vendor Advisories for CVE-2022-0532(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(5)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| redhat | cri-o-0:1.19.5-3.rhaos4.6.git91f8458.el7 | 2022-03-23 | redhat |
| redhat | cri-o-0:1.20.6-11.rhaos4.7.git76ea3d0.el7 | 2022-03-22 | redhat |
| redhat | cri-o-0:1.21.5-2.rhaos4.8.gitaf64931.el7 | 2022-03-16 | redhat |
| redhat | cri-o-0:1.22.2-2.rhaos4.9.gitb030be8.el7 | 2022-03-16 | redhat |
| redhat | cri-o-0:1.23.0-92.rhaos4.10.gitdaab4d1.el7 | 2022-03-10 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
Go(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| github.com/cri-o/cri-o | — | 1.23.1 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(4)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
Data Freshness Timeline
(refreshed 10× in last 7d / 48× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
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- 2026-05-23 08:42 UTCEG score recompute
- 2026-05-23 08:42 UTCVendor advisory
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Frequently asked(5)
What is CVE-2022-0532?
When was CVE-2022-0532 disclosed?
Is CVE-2022-0532 actively exploited?
What is the CVSS score of CVE-2022-0532?
How do I remediate CVE-2022-0532?
Dependency Blast Radius
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