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ACPICA: Fix condition check in acpi_ps_parse_loop()

Type: advisorySources: OSV

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.

Products
Kernel
Affected versions
Not specified
Fixed versions
5.10.271, 5.15.222, 6.1.189, 6.12.111, 6.18.53, 6.6.158
CVEs
CVE-2026-97456
Confirmed fixed CVEs
Not specified
Updated in this feed
28 Oct 2026, 08:58 UTC · Revision 1

Source evidence

ACPICA: Fix condition check in acpi_ps_parse_loop()

core-osv · Original source

Published 24 Sept 2026, 16:04 UTC

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.

osv:CVE-2026-97456

Kernel

Fixed versions: 5.10.271, 5.15.222, 6.1.189, 6.6.158, 6.12.111, 6.18.53

Complete source record
{
  "id": "95076df6e45c597f8d97980dff836597008d34d5e0492a28de67f2b4e7257b52",
  "url": "https://osv.dev/vulnerability/CVE-2026-97456",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "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.",
    "evidence": "osv:CVE-2026-97456",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.10.271",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.222",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.189",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.158",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.111",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.18.53",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2026-97456",
      "aliases": [
        "CVE-2026-97456"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "5088814a6e931350e5bd29f5d59fa40c6dbbdf10"
                },
                {
                  "fixed": "c838d32fbe02a6d426aebf95d2aef97de92ddc43"
                },
                {
                  "fixed": "b79f5cb2131956a7d2c99870336d9fcc6db80c4b"
                },
                {
                  "fixed": "de2bbc8dbe7048f20f0a783a81e712fd3664de5b"
                },
                {
                  "fixed": "4c22c9842c53b824743bdf1d8d19e1cdb908f82e"
                },
                {
                  "fixed": "a477c6ef5335d2d0613ff7c1779a8209f16627c5"
                },
                {
                  "fixed": "5d16f40b019e59df81deb594ed4eafefc8e43cc0"
                },
                {
                  "fixed": "8de27e2d83c0d07ae9443c6304575b0609394bfd"
                }
              ]
            },
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "4.17.3"
                },
                {
                  "fixed": "4.18"
                }
              ]
            },
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "2e78935d1e27d31955ad2dad4abe6c453cf669fd"
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          ],
          "versions": [
            "v4.17.19",
            "v4.17.18",
            "v4.17.17",
            "v4.17.16",
            "v4.17.15",
            "v4.17.14",
            "v4.17.13",
            "v4.17.12",
            "v4.17.11",
            "v4.17.10",
            "v4.17.9",
            "v4.17.8",
            "v4.17.7",
            "v4.17.6",
            "v4.17.5",
            "v4.17.4",
            "v4.17.3"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-97456.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.18.0"
                },
                {
                  "fixed": "5.10.271"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.222"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.189"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.158"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.12.111"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.18.53"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-97456.json"
          }
        }
      ],
      "modified": "2026-10-08T02:52:43.968646394Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/4c22c9842c53b824743bdf1d8d19e1cdb908f82e",
        "https://git.kernel.org/stable/c/5d16f40b019e59df81deb594ed4eafefc8e43cc0",
        "https://git.kernel.org/stable/c/8de27e2d83c0d07ae9443c6304575b0609394bfd",
        "https://git.kernel.org/stable/c/a477c6ef5335d2d0613ff7c1779a8209f16627c5",
        "https://git.kernel.org/stable/c/b79f5cb2131956a7d2c99870336d9fcc6db80c4b",
        "https://git.kernel.org/stable/c/c838d32fbe02a6d426aebf95d2aef97de92ddc43",
        "https://git.kernel.org/stable/c/de2bbc8dbe7048f20f0a783a81e712fd3664de5b",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/97xxx/CVE-2026-97456.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-97456",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/97xxx/CVE-2026-97456.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-97456",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 98377,
  "published_at": "2026-09-24T16:04:13.523+00:00"
}