{"id":"CVE-2025-21785","revision":"212f96f076904894b12ef8a3ed374bf7","records":[{"revision":"212f96f076904894b12ef8a3ed374bf7","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-21785","aliases":[],"title":"arm64: cacheinfo: Avoid out-of-bounds write to cacheinfo array","description":"In the Linux kernel, the following vulnerability has been resolved:\n\narm64: cacheinfo: Avoid out-of-bounds write to cacheinfo array\n\nThe loop that detects/populates cache information already has a bounds\ncheck on the array size but does not account for cache levels with\nseparate data/instructions cache. Fix this by incrementing the index\nfor any populated leaf (instead of any populated level).","state":0,"publishedAt":"2025-02-27T02:18:25.938+00:00","modifiedAt":"2026-10-15T21:51:52.98+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                        \"arch/arm64/kernel/cacheinfo.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5d425c18653731af62831d30a4fa023d532657a9\",\n                            \"lessThan\": \"4371ac7b494e933fffee2bd6265d18d73c4f05aa\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5d425c18653731af62831d30a4fa023d532657a9\",\n                            \"lessThan\": \"e4fde33107351ec33f1a64188612fbc6ca659284\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5d425c18653731af62831d30a4fa023d532657a9\",\n                            \"lessThan\": \"88a3e6afaf002250220793df99404977d343db14\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5d425c18653731af62831d30a4fa023d532657a9\",\n                            \"lessThan\": \"4ff25f0b18d1d0174c105e4620428bcdc1213860\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5d425c18653731af62831d30a4fa023d532657a9\",\n                            \"lessThan\": \"ab90894f33c15b14c1cee6959ab6c8dcb09127f8\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5d425c18653731af62831d30a4fa023d532657a9\",\n                            \"lessThan\": \"715eb1af64779e1b1aa0a7b2ffb81414d9f708e5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5d425c18653731af62831d30a4fa023d532657a9\",\n                            \"lessThan\": \"67b99a2b5811df4294c2ad50f9bff3b6a08bd618\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5d425c18653731af62831d30a4fa023d532657a9\",\n                            \"lessThan\": \"875d742cf5327c93cba1f11e12b08d3cce7a88d2\",\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                        \"arch/arm64/kernel/cacheinfo.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.0\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"4.0\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.4.291\",\n                            \"lessThanOrEqual\": \"5.4.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.235\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.179\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.129\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.79\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.16\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.13.4\",\n                            \"lessThanOrEqual\": \"6.13.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.14\",\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/4371ac7b494e933fffee2bd6265d18d73c4f05aa","https://git.kernel.org/stable/c/e4fde33107351ec33f1a64188612fbc6ca659284","https://git.kernel.org/stable/c/88a3e6afaf002250220793df99404977d343db14","https://git.kernel.org/stable/c/4ff25f0b18d1d0174c105e4620428bcdc1213860","https://git.kernel.org/stable/c/ab90894f33c15b14c1cee6959ab6c8dcb09127f8","https://git.kernel.org/stable/c/715eb1af64779e1b1aa0a7b2ffb81414d9f708e5","https://git.kernel.org/stable/c/67b99a2b5811df4294c2ad50f9bff3b6a08bd618","https://git.kernel.org/stable/c/875d742cf5327c93cba1f11e12b08d3cce7a88d2"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-21785","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-21785","identifiers":["CVE-2025-21785"]},"retained":false,"historicalAffected":[]}],"coverage":[]}