CVE-2026-74654: Software Security Vulnerability Vulnerability

UNKNOWN
Advisory Identifier: GHSA-m9j6-hfqp-5v8v
Published
Advisory Summary

CVE-2026-74654 is a security vulnerability vulnerability (General Security Weakness) affecting Software libraries in the Maven ecosystem. Remediation is available in the latest vendor maintenance releases.

CVE-2026-74654 at a Glance

CVE Identifier CVE-2026-74654
GHSA Identifier GHSA-m9j6-hfqp-5v8v
Severity N/A
CVSS v3.1 Base Score N/A
CWE Classification General Security Weakness
Affected Product Software
Package Ecosystem Maven
Published Date
Last Updated

How to Fix CVE-2026-74654

To remediate this vulnerability, upgrade all affected Software dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release:

mvn dependency:tree

How to Check if You Are Affected

To determine whether your Java application is affected by CVE-2026-74654, inspect your build dependencies using the Maven Dependency Plugin:

mvn dependency:tree

Analyze the terminal output to locate any version of Software in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than the patched release), your application is affected.

Note: The mvn dependency:tree command inspects the resolved dependency graph declared in your project's POM files; it does not perform automated security scanning or inspect runtime dynamic classpaths. Always verify runtime container classpaths and shaded JARs.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under General Security Weakness. In Software, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

In the Linux kernel, the following vulnerability has been resolved: serial: 8250_dma: Clear stale RX state on shutdown serial8250_release_dma() terminates RX DMA and releases the channel, but leaves rx_running set. If the port is closed while an RX transfer is active, the stale state remains while rxchan is NULL until the channel is requested again on the next open. The DesignWare BUSY workaround added by commit a7b9ce39fbe4 ("serial: 8250_dw: Ensure BUSY is deasserted") calls serial8250_rx_dma_flush() from the LCR write path during startup. This happens before serial8250_request_dma() obtains a new RX channel. On reopen, the stale rx_running state therefore makes the flush path pass a NULL channel to dmaengine_pause(), causing a kernel Oops. Clear rx_running after terminating RX DMA, matching the TX cleanup. Also make the flush helper return if the DMA object or RX channel is not available so startup and teardown paths cannot pass a NULL channel to the DMAengine API.

References

Frequently Asked Questions

What is CVE-2026-74654?
CVE-2026-74654 is a security vulnerability in Software classified as a security vulnerability vulnerability under General Security Weakness.
Which Software versions are affected?
Affected versions include releases prior to current release patches.
What version fixes CVE-2026-74654?
Upgrading to current release patches (or the latest patched release for your respective branch) resolves the vulnerability.
What CWE is associated with CVE-2026-74654?
CVE-2026-74654 is classified under General Security Weakness.
How can I check Maven dependencies for CVE-2026-74654?
Run the dependency tree command: 'mvn dependency:tree'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
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  "schema_version" : "1.4.0",
  "id" : "GHSA-m9j6-hfqp-5v8v",
  "modified" : "2026-08-22T18:30:28Z",
  "published" : "2026-08-22T18:30:28Z",
  "aliases" : [ "CVE-2026-74654" ],
  "details" : "In the Linux kernel, the following vulnerability has been resolved:\n\nserial: 8250_dma: Clear stale RX state on shutdown\n\nserial8250_release_dma() terminates RX DMA and releases the channel, but\nleaves rx_running set.  If the port is closed while an RX transfer is\nactive, the stale state remains while rxchan is NULL until the channel is\nrequested again on the next open.\n\nThe DesignWare BUSY workaround added by commit a7b9ce39fbe4\n(\"serial: 8250_dw: Ensure BUSY is deasserted\") calls\nserial8250_rx_dma_flush() from the LCR write path during startup.  This\nhappens before serial8250_request_dma() obtains a new RX channel.  On\nreopen, the stale rx_running state therefore makes the flush path pass a\nNULL channel to dmaengine_pause(), causing a kernel Oops.\n\nClear rx_running after terminating RX DMA, matching the TX cleanup.  Also\nmake the flush helper return if the DMA object or RX channel is not\navailable so startup and teardown paths cannot pass a NULL channel to the\nDMAengine API.",
  "severity" : [ ],
  "affected" : [ ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2026-74654"
  }, {
    "type" : "WEB",
    "url" : "https://git.kernel.org/stable/c/9f2444f4c0e4b06f61bae38da87c9c94c78efa86"
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    "url" : "https://git.kernel.org/stable/c/ae05d9e50b6b9f246c110b3bdc03676145c2d0d4"
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    "nvd_published_at" : "2026-08-22T16:16:38Z"
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