{"id":"CVE-2024-49568","revision":"bba428885126416b9a83aa2e7cb0ba8a","records":[{"revision":"bba428885126416b9a83aa2e7cb0ba8a","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2024-49568","aliases":[],"title":"net/smc: check v2_ext_offset/eid_cnt/ism_gid_cnt when receiving proposal msg","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/smc: check v2_ext_offset/eid_cnt/ism_gid_cnt when receiving proposal msg\n\nWhen receiving proposal msg in server, the fields v2_ext_offset/\neid_cnt/ism_gid_cnt in proposal msg are from the remote client\nand can not be fully trusted. Especially the field v2_ext_offset,\nonce exceed the max value, there has the chance to access wrong\naddress, and crash may happen.\n\nThis patch checks the fields v2_ext_offset/eid_cnt/ism_gid_cnt\nbefore using them.","state":0,"publishedAt":"2025-01-11T12:35:36.19+00:00","modifiedAt":"2026-10-15T21:41:45.403+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/smc/af_smc.c\",\n                        \"net/smc/smc_clc.c\",\n                        \"net/smc/smc_clc.h\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"8c3dca341aea885249e08856c4380300b75d2cf5\",\n                            \"lessThan\": \"9cc0170ae646876aa5de2f0cad3066ce53e86f27\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c3dca341aea885249e08856c4380300b75d2cf5\",\n                            \"lessThan\": \"49798283fce4c1a24fb1ba4c7c39127739535571\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c3dca341aea885249e08856c4380300b75d2cf5\",\n                            \"lessThan\": \"690b9a8db9460d065785548e43fd6a02d247c1b7\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c3dca341aea885249e08856c4380300b75d2cf5\",\n                            \"lessThan\": \"295a92e3df32e72aff0f4bc25c310e349d07ffbf\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c3dca341aea885249e08856c4380300b75d2cf5\",\n                            \"lessThan\": \"42f6beb2d5779429417b5f8115a4e3fa695d2a6c\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"8c3dca341aea885249e08856c4380300b75d2cf5\",\n                            \"lessThan\": \"7863c9f3d24ba49dbead7e03dfbe40deb5888fdf\",\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/smc/af_smc.c\",\n                        \"net/smc/smc_clc.c\",\n                        \"net/smc/smc_clc.h\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.10\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.10\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.271\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.222\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.189\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.68\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.7\",\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:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8,"severity":"CRITICAL"}],"references":["https://git.kernel.org/stable/c/9cc0170ae646876aa5de2f0cad3066ce53e86f27","https://git.kernel.org/stable/c/49798283fce4c1a24fb1ba4c7c39127739535571","https://git.kernel.org/stable/c/690b9a8db9460d065785548e43fd6a02d247c1b7","https://git.kernel.org/stable/c/295a92e3df32e72aff0f4bc25c310e349d07ffbf","https://git.kernel.org/stable/c/42f6beb2d5779429417b5f8115a4e3fa695d2a6c","https://git.kernel.org/stable/c/7863c9f3d24ba49dbead7e03dfbe40deb5888fdf"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-49568","license":"CVE Program Terms of Use","key":"cve-program:CVE-2024-49568","identifiers":["CVE-2024-49568"]},"retained":false,"historicalAffected":[]}],"coverage":[]}