How severe is CVE-2022-49358?

CVE-2022-49358 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-49358 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-49358?

CVE-2022-49358 primarily affects Linux Linux Kernel. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-49358?

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

Does CVE-2022-49358 have an EU (EUVD) identifier?

Yes. CVE-2022-49358 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-54871.

When was CVE-2022-49358 published?

CVE-2022-49358 was published on 2025-02-26 and last updated on 2026-06-17.

CVE-2022-49358

CVE-2022-49358 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 5.5. 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-401.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-54871
Weakness: CWE-401
Affected product: Linux Linux Kernel
Published: 2025-02-26
Last modified: 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: memleak flow rule from commit path Abort path release flow rule object, however, commit path does not. Update code to destroy these objects before releasing the transaction.

Frequently asked questions

What is CVE-2022-49358?: In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: memleak flow rule from commit path Abort path release flow rule object, however, commit path does not. Update code to destroy these objects before releasing the transaction.
How severe is CVE-2022-49358?: CVE-2022-49358 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-49358 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-49358?: CVE-2022-49358 primarily affects Linux Linux Kernel. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-49358?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2022-49358 have an EU (EUVD) identifier?: Yes. CVE-2022-49358 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-54871.
When was CVE-2022-49358 published?: CVE-2022-49358 was published on 2025-02-26 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:*

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