{"id":"CVE-2026-97456","title":"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.","summary":"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.","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-125"],"vendor":"Linux","product":"Linux","affected":["Linux >= 5088814a6e931350e5bd29f5d59fa40c6dbbdf10 < c838d32fbe02a6d426aebf95d2aef97de92ddc43","Linux >= 5088814a6e931350e5bd29f5d59fa40c6dbbdf10 < b79f5cb2131956a7d2c99870336d9fcc6db80c4b","Linux >= 5088814a6e931350e5bd29f5d59fa40c6dbbdf10 < de2bbc8dbe7048f20f0a783a81e712fd3664de5b","Linux >= 5088814a6e931350e5bd29f5d59fa40c6dbbdf10 < 4c22c9842c53b824743bdf1d8d19e1cdb908f82e","Linux >= 5088814a6e931350e5bd29f5d59fa40c6dbbdf10 < a477c6ef5335d2d0613ff7c1779a8209f16627c5","Linux >= 5088814a6e931350e5bd29f5d59fa40c6dbbdf10 < 5d16f40b019e59df81deb594ed4eafefc8e43cc0","Linux >= 5088814a6e931350e5bd29f5d59fa40c6dbbdf10 < 8de27e2d83c0d07ae9443c6304575b0609394bfd","Linux 2e78935d1e27d31955ad2dad4abe6c453cf669fd","Linux >= 4.17.3 < 4.18","Linux 4.18"],"published":"2026-09-24","updated":"2026-10-03","sourceUpdated":"2026-10-03T11:17:57.507","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-97456","references":[{"url":"https://git.kernel.org/stable/c/4c22c9842c53b824743bdf1d8d19e1cdb908f82e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5d16f40b019e59df81deb594ed4eafefc8e43cc0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8de27e2d83c0d07ae9443c6304575b0609394bfd","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a477c6ef5335d2d0613ff7c1779a8209f16627c5","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b79f5cb2131956a7d2c99870336d9fcc6db80c4b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c838d32fbe02a6d426aebf95d2aef97de92ddc43","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/de2bbc8dbe7048f20f0a783a81e712fd3664de5b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-97456.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-97456"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2540453"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-97456"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97456"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-97456.mbox"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"epss":0.00173,"epssPercentile":0.06644,"cvssSource":"vendor","ingestedAt":"2026-09-24T16:47:15.873Z","slug":"CVE-2026-97456","body":"## Overview\n\nIn 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, … · updated 2026-10-17 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-97456.json)","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":213522,"id":"CVE-2026-97456","ts":1790754757713,"field":"cvss","old":null,"new":"5.5"},{"seq":213521,"id":"CVE-2026-97456","ts":1790754757713,"field":"severity","old":"none","new":"medium"}]}