CVE-2022-0400
CVE-2022-0400 is a high-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 1% (65th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Linux Linux Kernel
- Published:
- Last modified:
Description
An out-of-bounds read vulnerability was discovered in linux kernel in the smc protocol stack, causing remote dos.
Frequently asked questions
- What is CVE-2022-0400?
- An out-of-bounds read vulnerability was discovered in linux kernel in the smc protocol stack, causing remote dos.
- How severe is CVE-2022-0400?
- CVE-2022-0400 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-0400 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-0400?
- CVE-2022-0400 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-0400?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-0400 published?
- CVE-2022-0400 was published on 2022-08-29 and last updated on 2026-06-17.
References
- https://access.redhat.com/security/cve/CVE-2022-0400
- https://bugzilla.redhat.com/show_bug.cgi?id=2040604
- https://bugzilla.redhat.com/show_bug.cgi?id=2044575
Affected products (1)
- cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
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