How severe is CVE-2022-48979?

CVE-2022-48979 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-2022-48979 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-48979?

CVE-2022-48979 primarily affects Linux Linux Kernel. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-48979?

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

Does CVE-2022-48979 have an EU (EUVD) identifier?

Yes. CVE-2022-48979 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-53858.

When was CVE-2022-48979 published?

CVE-2022-48979 was published on 2024-10-21 and last updated on 2026-06-17.

CVE-2022-48979

CVE-2022-48979 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-129.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-53858
Weakness: CWE-129
Affected product: Linux Linux Kernel
Published: 2024-10-21
Last modified: 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix array index out of bound error in DCN32 DML [Why&How] LinkCapacitySupport array is indexed with the number of voltage states and not the number of max DPPs. Fix the error by changing the array declaration to use the correct (larger) array size of total number of voltage states.

Frequently asked questions

What is CVE-2022-48979?: In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix array index out of bound error in DCN32 DML [Why&How] LinkCapacitySupport array is indexed with the number of voltage states and not the number of max DPPs. Fix the error by changing the array declaration to use the correct (larger) array size of total number of voltage states.
How severe is CVE-2022-48979?: CVE-2022-48979 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-2022-48979 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-48979?: CVE-2022-48979 primarily affects Linux Linux Kernel. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-48979?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2022-48979 have an EU (EUVD) identifier?: Yes. CVE-2022-48979 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-53858.
When was CVE-2022-48979 published?: CVE-2022-48979 was published on 2024-10-21 and last updated on 2026-06-17.

References

Affected products (9)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.1:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.1:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.1:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.1:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.1:rc8:*:*:*:*:*:*

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