{"id":"CVE-2024-56637","revision":"9caa8fd70dba4ba7bbfbe067b065f3db","records":[{"revision":"9caa8fd70dba4ba7bbfbe067b065f3db","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2024-56637","aliases":[],"title":"netfilter: ipset: Hold module reference while requesting a module","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: ipset: Hold module reference while requesting a module\n\nUser space may unload ip_set.ko while it is itself requesting a set type\nbackend module, leading to a kernel crash. The race condition may be\nprovoked by inserting an mdelay() right after the nfnl_unlock() call.","state":0,"publishedAt":"2024-12-27T15:02:39.876+00:00","modifiedAt":"2026-10-15T21:41:47.339+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                        \"net/netfilter/ipset/ip_set_core.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"a7b4f989a629493bb4ec4a354def784d440b32c4\",\n                            \"lessThan\": \"e5e2d3024753fdaca818b822e3827614bacbdccf\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"a7b4f989a629493bb4ec4a354def784d440b32c4\",\n                            \"lessThan\": \"6099b5d3e37145484fac4b8b4070c3f1abfb3519\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"a7b4f989a629493bb4ec4a354def784d440b32c4\",\n                            \"lessThan\": \"0e67805e805c1f3edd6f43adbe08ea14b552694b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"a7b4f989a629493bb4ec4a354def784d440b32c4\",\n                            \"lessThan\": \"5bae60a933ba5d16eed55c6b279be51bcbbc79b0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"a7b4f989a629493bb4ec4a354def784d440b32c4\",\n                            \"lessThan\": \"90bf312a6b6b3d6012137f6776a4052ee85e0340\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"a7b4f989a629493bb4ec4a354def784d440b32c4\",\n                            \"lessThan\": \"ba5e070f36682d07ca7ad2a953e6c9d96be19dca\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"a7b4f989a629493bb4ec4a354def784d440b32c4\",\n                            \"lessThan\": \"456f010bfaefde84d3390c755eedb1b0a5857c3c\",\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                        \"net/netfilter/ipset/ip_set_core.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"2.6.39\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"2.6.39\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.4.287\",\n                            \"lessThanOrEqual\": \"5.4.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.231\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.174\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.120\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.66\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.5\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.13\",\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:R/S:U/C:H/I:H/A:H","score":7.3,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/e5e2d3024753fdaca818b822e3827614bacbdccf","https://git.kernel.org/stable/c/6099b5d3e37145484fac4b8b4070c3f1abfb3519","https://git.kernel.org/stable/c/0e67805e805c1f3edd6f43adbe08ea14b552694b","https://git.kernel.org/stable/c/5bae60a933ba5d16eed55c6b279be51bcbbc79b0","https://git.kernel.org/stable/c/90bf312a6b6b3d6012137f6776a4052ee85e0340","https://git.kernel.org/stable/c/ba5e070f36682d07ca7ad2a953e6c9d96be19dca","https://git.kernel.org/stable/c/456f010bfaefde84d3390c755eedb1b0a5857c3c"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-56637","license":"CVE Program Terms of Use","key":"cve-program:CVE-2024-56637","identifiers":["CVE-2024-56637"]},"retained":false,"historicalAffected":[]}],"coverage":[]}