How severe is CVE-2022-3114?

CVE-2022-3114 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-2022-3114 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-3114?

CVE-2022-3114 primarily affects Linux Linux Kernel. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-3114?

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

When was CVE-2022-3114 published?

CVE-2022-3114 was published on 2022-12-14 and last updated on 2026-06-17.

CVE-2022-3114

CVE-2022-3114 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-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Linux Linux Kernel
Published: 2022-12-14
Last modified: 2026-06-17

Description

An issue was discovered in the Linux kernel through 5.16-rc6. imx_register_uart_clocks in drivers/clk/imx/clk.c lacks check of the return value of kcalloc() and will cause the null pointer dereference.

Frequently asked questions

What is CVE-2022-3114?: An issue was discovered in the Linux kernel through 5.16-rc6. imx_register_uart_clocks in drivers/clk/imx/clk.c lacks check of the return value of kcalloc() and will cause the null pointer dereference.
How severe is CVE-2022-3114?: CVE-2022-3114 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-2022-3114 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-3114?: CVE-2022-3114 primarily affects Linux Linux Kernel. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-3114?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-3114 published?: CVE-2022-3114 was published on 2022-12-14 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.16.0:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.16.0:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.16.0:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.16.0:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.16.0:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.16.0:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.16.0:rc6:*:*:*:*:*:*

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