CVE-2024-46821

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2024-09-27. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.8Exploit: NoneExposed: 0

A fix is available — apply it.

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/pm: Fix negative array index read

Avoid using the negative values for clk_idex as an index into an array pptable->DpmDescriptor.

V2: fix clk_index return check (Tim Huang)

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
35(Track)
EG Risk 35/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
17.7%
KEV
Not listed

Published

September 27, 2024

Last Modified

May 5, 2026

Advisory Details (8)

Auto-updated May 5, 2026
Patch available.
generic Patch Available

[SECURITY] [DLA 4178-1] linux security update

https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
generic Patch Available

[SECURITY] [DLA 4008-1] linux-6.1 security update

https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
generic

drm/amd/pm: Fix negative array index read - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/e549cd6da1f21c34ba0f65adeca6a8aa9860b381
generic

drm/amd/pm: Fix negative array index read - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/c8c19ebf7c0b202a6a2d37a52ca112432723db5f
generic

drm/amd/pm: Fix negative array index read - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/befd1dc693c98bad69a701ede3a298698f0f9436
generic

drm/amd/pm: Fix negative array index read - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/60f4a4bc3329e5cb8c4df0cc961f0d5ffd96e22d
generic

drm/amd/pm: Fix negative array index read - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/4711b1347cb9f0c3083da6d87c624d75f9bd1d50
generic

drm/amd/pm: Fix negative array index read - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/06a3810010b525b9958424e344f0c25b09e128fa

Vendor Advisories for CVE-2024-46821(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(19)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-virtual-hwe-24.04 (6.8.0-50.51) @ noble2026-05-21ubuntu
ubuntulinux-xilinx-zynqmp-tools-host (5.15.0-1050.54) @ jammy2026-05-21ubuntu
ubuntulinux-tools-gkeop-6.8 (6.8.0-1002.4) @ noble2026-05-21ubuntu
ubuntulinux-tools-nvidia-lowlatency-64k (6.8.0-1019.21.1) @ noble2026-05-21ubuntu
ubuntulinux-virtual-hwe-22.04-edge (6.8.0-50.51~22.04.1) @ jammy2026-05-21ubuntu
ubuntulinux-tools-realtime (5.15.0.1086.90) @ jammy2026-05-21ubuntu
ubuntulinux-virtual-hwe-20.04-edge (5.15.0.142.137) @ jammy2026-05-21ubuntu
ubuntulinux-tools-oracle-edge (5.15.0.1083.89~20.04.1) @ focal2026-05-21ubuntu
ubuntulinux-tools-azure (6.8.0-1020.23) @ noble2026-05-21ubuntu
ubuntulinux-tools-gcp-fips (5.15.0.1085.75) @ jammy2026-05-21ubuntu
ubuntulinux-tools-azure-lts-22.04 (5.15.0.1091.89) @ jammy2026-05-21ubuntu
ubuntulinux-tools-aws-lts-22.04 (5.15.0.1086.89) @ jammy2026-05-21ubuntu
ubuntulinux-virtual-hwe-20.04-edge (5.15.0.142.152~20.04.1) @ focal2026-05-21ubuntu
ubuntulinux-tools-azure-fips (5.15.0.1091.76) @ jammy2026-05-21ubuntu
ubuntulinux-tools-intel-iotg (5.15.0.1081.81) @ jammy2026-05-21ubuntu
ubuntulinux-tools-intel-iotg-edge (5.15.0.1083.89~20.04.1) @ focal2026-05-21ubuntu
ubuntulinux-tools-azure-edge (5.15.0.1091.100~20.04.1) @ focal2026-05-21ubuntu
ubuntulinux-tools-raspi-nolpae (5.15.0.1080.78) @ jammy2026-05-21ubuntu
linuxKernel @ 5.10.236—osv

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(18)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 10× in last 7d / 44× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 118 total refreshes for this CVE.

  1. 2026-07-23 14:17 UTCEPSS rescore
  2. 2026-07-23 02:41 UTCEG score recompute
  3. 2026-07-22 14:07 UTCEPSS rescore
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  21. 2026-07-11 02:11 UTCOSV refresh
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  22. 2026-06-22 09:32 UTCOSV refresh
  23. 2026-06-21 14:55 UTCEPSS rescore
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Related CVEs(same product + same vendor + same CWE)

Frequently asked(5)

What is CVE-2024-46821?
CVE-2024-46821 is a high vulnerability published on September 27, 2024. In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Fix negative array index read Avoid using the negative values for clk_idex as an index into an array pptable->DpmDescriptor. V2: fix clk_index return check (Tim Huang)
When was CVE-2024-46821 disclosed?
CVE-2024-46821 was first published in the National Vulnerability Database on September 27, 2024, with the most recent update on May 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-46821 actively exploited?
CVE-2024-46821 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 17.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2024-46821?
CVE-2024-46821 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2024-46821?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-46821, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2024-46821

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