How severe is CVE-2022-3630?

CVE-2022-3630 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2022-3630 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-3630?

CVE-2022-3630 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-3630?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-3630 published?

CVE-2022-3630 was published on 2022-10-21 and last updated on 2026-06-17.

CVE-2022-3630

CVE-2022-3630 is a low-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 3.1. 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-401.

Key facts

Severity: Low (CVSS 3.x base score 3.1)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-401
Affected product: Linux Linux Kernel
Published: 2022-10-21
Last modified: 2026-06-17

Description

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects some unknown processing of the file fs/fscache/cookie.c of the component IPsec. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211931.

Frequently asked questions

What is CVE-2022-3630?: A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects some unknown processing of the file fs/fscache/cookie.c of the component IPsec. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211931.
How severe is CVE-2022-3630?: CVE-2022-3630 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2022-3630 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-3630?: CVE-2022-3630 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-3630?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-3630 published?: CVE-2022-3630 was published on 2022-10-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*

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