{"id":"CVE-2026-80598","revision":"d0a93de5d8bf4b88abac0f6fd5ce8f8c","records":[{"revision":"d0a93de5d8bf4b88abac0f6fd5ce8f8c","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-80598","aliases":[],"title":"ntfs3: fix out-of-bounds read in decompress_lznt","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs3: fix out-of-bounds read in decompress_lznt\n\ndecompress_lznt() does not validate array index bounds before accessing\nthe decompression table. A corrupted NTFS3 image with invalid compressed\ndata can trigger an out-of-bounds read.\n\nAdd index bounds checking to prevent the OOB access.","state":0,"publishedAt":"2026-08-28T06:48:24.097+00:00","modifiedAt":"2026-10-16T19:26:29.603+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"fs/ntfs3/lznt.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"522e010b58379fbe19b38fdef5016bca0c3cf405\",\n                            \"lessThan\": \"1113fa5b01a47a1a4cdbb9c695197ca6215f02a8\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"522e010b58379fbe19b38fdef5016bca0c3cf405\",\n                            \"lessThan\": \"61415ffa365d2eca6986914afd0d1412444aa1dd\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"522e010b58379fbe19b38fdef5016bca0c3cf405\",\n                            \"lessThan\": \"bd77afca2ae9b6d44d37902e3ad672ebb028b070\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"522e010b58379fbe19b38fdef5016bca0c3cf405\",\n                            \"lessThan\": \"c694f8ea2611e7413b3f04ee47e04a9b7b45817b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"522e010b58379fbe19b38fdef5016bca0c3cf405\",\n                            \"lessThan\": \"ff05a98150ebb2b03919a9c05c576681e86abbb7\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"522e010b58379fbe19b38fdef5016bca0c3cf405\",\n                            \"lessThan\": \"a93980141253c932aa6ae5d4422d90e0162dc774\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"522e010b58379fbe19b38fdef5016bca0c3cf405\",\n                            \"lessThan\": \"7160a57192fb16d7a6fa9b7f5c7ac341d2444a89\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"fs/ntfs3/lznt.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.15\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.15\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.212\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.178\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.145\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.97\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.40\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1.5\",\n                            \"lessThanOrEqual\": \"7.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/1113fa5b01a47a1a4cdbb9c695197ca6215f02a8","https://git.kernel.org/stable/c/61415ffa365d2eca6986914afd0d1412444aa1dd","https://git.kernel.org/stable/c/bd77afca2ae9b6d44d37902e3ad672ebb028b070","https://git.kernel.org/stable/c/c694f8ea2611e7413b3f04ee47e04a9b7b45817b","https://git.kernel.org/stable/c/ff05a98150ebb2b03919a9c05c576681e86abbb7","https://git.kernel.org/stable/c/a93980141253c932aa6ae5d4422d90e0162dc774","https://git.kernel.org/stable/c/7160a57192fb16d7a6fa9b7f5c7ac341d2444a89"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-80598","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-80598","identifiers":["CVE-2026-80598"]},"retained":false,"historicalAffected":[]}],"coverage":[]}