{"id":"CVE-2025-71095","revision":"ad11ac71121c4fb986a903f2611fa2ea","records":[{"revision":"ad11ac71121c4fb986a903f2611fa2ea","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-71095","aliases":[],"title":"net: stmmac: fix the crash issue for zero copy XDP_TX action","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: stmmac: fix the crash issue for zero copy XDP_TX action\n\nThere is a crash issue when running zero copy XDP_TX action, the crash\nlog is shown below.\n\n[  216.122464] Unable to handle kernel paging request at virtual address fffeffff80000000\n[  216.187524] Internal error: Oops: 0000000096000144 [#1]  SMP\n[  216.301694] Call trace:\n[  216.304130]  dcache_clean_poc+0x20/0x38 (P)\n[  216.308308]  __dma_sync_single_for_device+0x1bc/0x1e0\n[  216.313351]  stmmac_xdp_xmit_xdpf+0x354/0x400\n[  216.317701]  __stmmac_xdp_run_prog+0x164/0x368\n[  216.322139]  stmmac_napi_poll_rxtx+0xba8/0xf00\n[  216.326576]  __napi_poll+0x40/0x218\n[  216.408054] Kernel panic - not syncing: Oops: Fatal exception in interrupt\n\nFor XDP_TX action, the xdp_buff is converted to xdp_frame by\nxdp_convert_buff_to_frame(). The memory type of the resulting xdp_frame\ndepends on the memory type of the xdp_buff. For page pool based xdp_buff\nit produces xdp_frame with memory type MEM_TYPE_PAGE_POOL. For zero copy\nXSK pool based xdp_buff it produces xdp_frame with memory type\nMEM_TYPE_PAGE_ORDER0. However, stmmac_xdp_xmit_back() does not check the\nmemory type and always uses the page pool type, this leads to invalid\nmappings and causes the crash. Therefore, check the xdp_buff memory type\nin stmmac_xdp_xmit_back() to fix this issue.","state":0,"publishedAt":"2026-01-13T15:34:55.392+00:00","modifiedAt":"2026-10-15T01:10:42.317+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                        \"drivers/net/ethernet/stmicro/stmmac/stmmac_main.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"bba2556efad66e7eaa56fece13f7708caa1187f8\",\n                            \"lessThan\": \"3f7823219407f2f18044c2b72366a48810c5c821\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"bba2556efad66e7eaa56fece13f7708caa1187f8\",\n                            \"lessThan\": \"4d0ceb7677e1c4616afb96abb4518f70b65abb0d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"bba2556efad66e7eaa56fece13f7708caa1187f8\",\n                            \"lessThan\": \"45ee0462b88396a0bd1df1991f801c89994ea72b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"bba2556efad66e7eaa56fece13f7708caa1187f8\",\n                            \"lessThan\": \"5e5988736a95b1de7f91b10ac2575454b70e4897\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"bba2556efad66e7eaa56fece13f7708caa1187f8\",\n                            \"lessThan\": \"a48e232210009be50591fdea8ba7c07b0f566a13\",\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                        \"drivers/net/ethernet/stmicro/stmmac/stmmac_main.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.13\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.13\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.160\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.120\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.64\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.4\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.19\",\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:N/A:H","score":9.1,"severity":"CRITICAL"}],"references":["https://git.kernel.org/stable/c/3f7823219407f2f18044c2b72366a48810c5c821","https://git.kernel.org/stable/c/4d0ceb7677e1c4616afb96abb4518f70b65abb0d","https://git.kernel.org/stable/c/45ee0462b88396a0bd1df1991f801c89994ea72b","https://git.kernel.org/stable/c/5e5988736a95b1de7f91b10ac2575454b70e4897","https://git.kernel.org/stable/c/a48e232210009be50591fdea8ba7c07b0f566a13"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-71095","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-71095","identifiers":["CVE-2025-71095"]},"retained":false,"historicalAffected":[]}],"coverage":[]}