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CVE Record

CVE-2023-53579: gpio: mvebu: fix irq domain leak

In the Linux kernel, the following vulnerability has been resolved: gpio: mvebu: fix irq domain leak Uwe Kleine-König pointed out we still have one resource leak in the mvebu driver triggered on driver detach. Let's address it with a custom devm action.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysisunknown

Security readout for executives and security teams

Plain-English summary

This is a Linux kernel issue in the mvebu GPIO driver where a resource is leaked when the driver is detached. The source does not describe data theft, code execution, privilege escalation, or remote attack. Business urgency depends on whether affected Linux kernels and this driver are present in managed systems.

Executive priority

Handle through normal kernel patch governance unless your environment relies on the affected driver. There is no provided evidence of active exploitation or severe impact, but unmanaged embedded Linux devices may lag behind patch cycles.

Technical view

CVE-2023-53579 fixes an irq domain leak in the Linux kernel mvebu GPIO driver. The described trigger is driver detach, addressed through a custom devm action. The record lists Linux as affected and provides stable kernel fix commits, but no CVSS score, CWE, exploit details, or complete downstream distribution mapping.

Likely exposure

Exposure is most relevant to Linux systems using affected kernel versions with the mvebu GPIO driver. The provided data does not prove exposure for all Linux deployments. Downstream distribution kernels may have backported fixes, so version-only checks can be misleading.

Exploitation context

The source bundle does not show known active exploitation, KEV listing, public exploit activity, or weaponized guidance. The only stated trigger is driver detach. Treat this as an operational kernel resource-leak issue unless vendor advisories provide stronger impact evidence.

Researcher notes

The record is sparse: no CVSS, CWE, exploit evidence, or detailed impact statement. Analysis should focus on the upstream fix, whether irq domain cleanup is missing on detach, and whether downstream kernels include the stable commits or equivalent backports.

Mitigation direction

  • Check your Linux vendor advisory for CVE-2023-53579 coverage and fixed builds.
  • Update affected kernels to versions containing the referenced stable fixes.
  • Prioritize systems where the mvebu GPIO driver is present or enabled.
  • Track embedded, appliance, and custom kernel inventories separately from standard servers.

Validation and detection

  • Inventory running kernel versions across Linux assets.
  • Check whether the mvebu GPIO driver exists, loads, or is built into relevant kernels.
  • Compare vendor kernel changelogs against the referenced upstream stable commits.
  • Confirm patched systems after reboot by recording kernel release and package build.
Prepared
Confidence
medium
Sources
6

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2023-53579 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
3Timeline events
0ADP providers
5Source links

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

  1. CVE reservedCVE Program

    The CVE ID was reserved by the assigning CNA.

  2. CVE publishedCVE Program

    The CVE record was published.

  3. CVE updatedCVE Program

    The CVE record metadata indicates this as the latest update time.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
LinuxLinux812d47889a8e418d7bea9bec383581a34c19183e, 812d47889a8e418d7bea9bec383581a34c19183e, 812d47889a8e418d7bea9bec383581a34c19183e, 812d47889a8e418d7bea9bec383581a34c19183e, f0cde54863da281cec1ed85497b4ec58d29c1460, 7a9239fd04802ee6ddf82d211cff3ee7df9c473a, 3.16.40, 4.8.9unaffected
LinuxLinux4.9, 0, 5.15.124, 6.1.43, 6.4.8, 6.5affected
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.