Vulnerability-Lookup

GHSA-FR53-VG86-F844

Vulnerability from github – Published: 2026-09-24 18:31 – Updated: 2026-09-24 18:31

Details

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

ACPICA: Fix condition check in acpi_ps_parse_loop()

Fix condition check for AML_ELSE_OP in acpi_ps_parse_loop() to prevent out-of-bounds access.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-97456"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-09-24T17:17:24Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nACPICA: Fix condition check in acpi_ps_parse_loop()\n\nFix condition check for AML_ELSE_OP in acpi_ps_parse_loop() to prevent\nout-of-bounds access.",
  "id": "GHSA-fr53-vg86-f844",
  "modified": "2026-09-24T18:31:34Z",
  "published": "2026-09-24T18:31:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-97456"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5d16f40b019e59df81deb594ed4eafefc8e43cc0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8de27e2d83c0d07ae9443c6304575b0609394bfd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a477c6ef5335d2d0613ff7c1779a8209f16627c5"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-97456 (GCVE-0-2026-97456)

Vulnerability from cvelistv5 – Published: 2026-09-24 16:04 – Updated: 2026-09-24 16:04

Title

ACPICA: Fix condition check in acpi_ps_parse_loop()

Summary

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fix condition check in acpi_ps_parse_loop() Fix condition check for AML_ELSE_OP in acpi_ps_parse_loop() to prevent out-of-bounds access.

Severity

No CVSS data available.

Assigner

Linux mitre root

References

3 references

URL	Tags
https://git.kernel.org/stable/c/a477c6ef5335d2d06…
https://git.kernel.org/stable/c/5d16f40b019e59df8…
https://git.kernel.org/stable/c/8de27e2d83c0d07ae…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < a477c6ef5335d2d0613ff7c1779a8209f16627c5 (git) Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 5d16f40b019e59df81deb594ed4eafefc8e43cc0 (git) Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 8de27e2d83c0d07ae9443c6304575b0609394bfd (git) Affected: 0 , < 6.12.111 (semver) Affected: 0 , < 6.18.53 (semver)
Linux	Linux	Unaffected: 6.12.111 , ≤ 6.12.* (semver) Unaffected: 6.18.53 , ≤ 6.18.* (semver) Unaffected: 7.2 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/acpi/acpica/psloop.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "a477c6ef5335d2d0613ff7c1779a8209f16627c5",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "5d16f40b019e59df81deb594ed4eafefc8e43cc0",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "8de27e2d83c0d07ae9443c6304575b0609394bfd",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "6.12.111",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "6.18.53",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/acpi/acpica/psloop.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.111",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.53",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.111",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.53",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.2",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nACPICA: Fix condition check in acpi_ps_parse_loop()\n\nFix condition check for AML_ELSE_OP in acpi_ps_parse_loop() to prevent\nout-of-bounds access."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-24T16:04:13.523Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/a477c6ef5335d2d0613ff7c1779a8209f16627c5"
        },
        {
          "url": "https://git.kernel.org/stable/c/5d16f40b019e59df81deb594ed4eafefc8e43cc0"
        },
        {
          "url": "https://git.kernel.org/stable/c/8de27e2d83c0d07ae9443c6304575b0609394bfd"
        }
      ],
      "title": "ACPICA: Fix condition check in acpi_ps_parse_loop()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-97456",
    "datePublished": "2026-09-24T16:04:13.523Z",
    "dateReserved": "2026-09-24T14:53:16.871Z",
    "dateUpdated": "2026-09-24T16:04:13.523Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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GHSA-FR53-VG86-F844

CVE-2026-97456 (GCVE-0-2026-97456)

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