{"id":"CVE-2026-72041","revision":null,"records":[{"revision":"c33697232a6e41859b83fe5faf1d8f45","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-72041","aliases":[],"title":"espintcp: use sk_msg_free_partial to fix partial send","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nespintcp: use sk_msg_free_partial to fix partial send\n\nsk_msg_free_partial() ensures consistency of the skmsg at every\niteration, without having to manually handle uncharges and offsets.\nThis simplifies the code, and fixes some bugs in skmsg accounting when\nwe don't send the full contents.","state":0,"publishedAt":"2026-08-15T05:52:00.721+00:00","modifiedAt":"2026-10-19T21:19:24.315+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/xfrm/espintcp.c\"\n ],\n \"versions\": [\n {\n \"version\": \"e27cca96cd68fa2c6814c90f9a1cfd36bb68c593\",\n \"lessThan\": \"518dcb84b997dff461800b079e5f2596389f766a\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e27cca96cd68fa2c6814c90f9a1cfd36bb68c593\",\n \"lessThan\": \"4ea8c051b4bd7feec7749a980f2f70e1782b84d7\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e27cca96cd68fa2c6814c90f9a1cfd36bb68c593\",\n \"lessThan\": \"a977f78adce40b39d90d9567e7987bb110102810\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e27cca96cd68fa2c6814c90f9a1cfd36bb68c593\",\n \"lessThan\": \"54d73f18f8919735f4d04d6f43374f75756c0180\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e27cca96cd68fa2c6814c90f9a1cfd36bb68c593\",\n \"lessThan\": \"14c0b42c8a2cd9b5361bbff45b52f69c62c6a286\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e27cca96cd68fa2c6814c90f9a1cfd36bb68c593\",\n \"lessThan\": \"a66d45e0ce6d73cd79962d422388e61bfaf0cb50\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e27cca96cd68fa2c6814c90f9a1cfd36bb68c593\",\n \"lessThan\": \"a338ce41bc933d8f74c39d9b3b6f1d8ca53d9714\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"e27cca96cd68fa2c6814c90f9a1cfd36bb68c593\",\n \"lessThan\": \"007800408002d871f5699bdb944f985896730b8f\",\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/xfrm/espintcp.c\"\n ],\n \"versions\": [\n {\n \"version\": \"5.6\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"5.6\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.266\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.217\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.184\",\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: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/518dcb84b997dff461800b079e5f2596389f766a","https://git.kernel.org/stable/c/4ea8c051b4bd7feec7749a980f2f70e1782b84d7","https://git.kernel.org/stable/c/a977f78adce40b39d90d9567e7987bb110102810","https://git.kernel.org/stable/c/54d73f18f8919735f4d04d6f43374f75756c0180","https://git.kernel.org/stable/c/14c0b42c8a2cd9b5361bbff45b52f69c62c6a286","https://git.kernel.org/stable/c/a66d45e0ce6d73cd79962d422388e61bfaf0cb50","https://git.kernel.org/stable/c/a338ce41bc933d8f74c39d9b3b6f1d8ca53d9714","https://git.kernel.org/stable/c/007800408002d871f5699bdb944f985896730b8f"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-72041","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-72041","identifiers":["CVE-2026-72041"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; 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