{"id":"CVE-2026-92517","revision":null,"records":[{"revision":"690e93ee3abb4aafb481196755320581","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-92517","aliases":[],"title":"bpf, riscv: Fix extable handling for arena load_acquire","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf, riscv: Fix extable handling for arena load_acquire\n\nemit_atomic_ld_st() returns 1 to have build_body() skip the zext after\na sub-word load_acquire. The caller does \"ret = ret ?:\nadd_exception_handler(...)\", which skips add_exception_handler() on any\nnon-zero ret, so the extable entry is missing and a faulting\nPROBE_ATOMIC load_acquire oopses.\n\nREG_DONT_CLEAR_MARKER leaves rd stale on fault, and the verifier still\nthinks the load overwrote it, so a program can leak it through a map.\n\nCheck ret >= 0 before calling add_exception_handler(), and pass rd for\nLOAD_ACQ so the fault zeroes rd like a PROBE_MEM load. Return ret\nunchanged for the zext skip.","state":0,"publishedAt":"2026-09-17T16:10:25.482+00:00","modifiedAt":"2026-10-19T09:04:23.742+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/riscv/net/bpf_jit_comp64.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"fb7cefabae8117c203155ef169a386bec43bbba9\",\n                            \"lessThan\": \"26d9496c826586338d1b8c27edfec4a19a89f462\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"fb7cefabae8117c203155ef169a386bec43bbba9\",\n                            \"lessThan\": \"08fe2eaa609180c1baeb76c2629a9c82263b0427\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"fb7cefabae8117c203155ef169a386bec43bbba9\",\n                            \"lessThan\": \"5eb8921371c6fd117d4a328b6053dfda38707df8\",\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/riscv/net/bpf_jit_comp64.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.18\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.18\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.52\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.6\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/26d9496c826586338d1b8c27edfec4a19a89f462","https://git.kernel.org/stable/c/08fe2eaa609180c1baeb76c2629a9c82263b0427","https://git.kernel.org/stable/c/5eb8921371c6fd117d4a328b6053dfda38707df8"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-92517","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-92517","identifiers":["CVE-2026-92517"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-3c8e547b28ad4f0fa34b0d9a3442b37e","complete":false,"records":13654,"lastAttemptAt":"2026-11-09T02:21:06.332251+00:00","lastSuccessAt":"2026-11-09T02:21:06.328+00:00","error":null,"lastVerifiedAt":"2026-11-09T02:21:06.328+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13634,"expectedIdentifiers":13706,"failedIdentifiers":0},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-09T02:08:49.7164208+00:00","complete":true,"records":1096,"lastAttemptAt":"2026-11-09T02:08:49.7164208+00:00","lastSuccessAt":"2026-11-09T02:08:49.9145991+00:00","error":null,"lastVerifiedAt":"2026-11-09T02:08:49.9145992+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-5a44a451442747cb81d83104fe1e7771","complete":true,"records":13666,"lastAttemptAt":"2026-11-09T02:08:52.2785198+00:00","lastSuccessAt":"2026-11-09T02:08:52.274+00:00","error":null,"lastVerifiedAt":"2026-11-09T02:08:52.274+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13706,"expectedIdentifiers":13706,"failedIdentifiers":0},{"source":"osv:Go","scope":"Complete OSV Go ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"go-980593e6977a6d1b4fb1eed5a1ffe88a468736f89f0a06f710924ad59132c023","complete":true,"records":9914,"lastAttemptAt":"2026-11-09T02:08:49.2635464+00:00","lastSuccessAt":"2026-11-08T11:07:07.068788+00:00","error":null,"lastVerifiedAt":"2026-11-09T02:08:49.2635464+00:00","snapshotPublishedAt":"2026-11-08T11:02:46+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:NuGet","scope":"Complete OSV NuGet ecosystem archive, including GitHub Advisory Database records; NuGet version matching only","generation":"nuget-fde804134ecdda0ddd5ff5c26ee1fff5a6fa659311f7ef2e51c6ad54964db0e2","complete":true,"records":1971,"lastAttemptAt":"2026-11-09T02:08:48.7750517+00:00","lastSuccessAt":"2026-11-06T19:03:17.0399903+00:00","error":null,"lastVerifiedAt":"2026-11-09T02:08:48.7750517+00:00","snapshotPublishedAt":"2026-11-06T18:17:57+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:crates.io","scope":"Complete OSV crates.io ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"crates.io-3b1150af6d7ada2c07356cbab4ead5224c1485027890f71c71d0742cddf0b9e8","complete":true,"records":3055,"lastAttemptAt":"2026-11-09T02:08:49.6317268+00:00","lastSuccessAt":"2026-11-09T00:02:23.4330288+00:00","error":null,"lastVerifiedAt":"2026-11-09T02:08:49.6317268+00:00","snapshotPublishedAt":"2026-11-08T23:17:54+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:npm","scope":"Complete OSV npm ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"npm-f8647d7ba64b1ba0dfdc7130944766d5b36d5b77d18fff0c79e651a4cff3c2b9","complete":true,"records":231293,"lastAttemptAt":"2026-11-09T02:08:49.149268+00:00","lastSuccessAt":"2026-11-08T11:06:56.2918717+00:00","error":null,"lastVerifiedAt":"2026-11-09T02:08:49.149268+00:00","snapshotPublishedAt":"2026-11-08T11:02:50+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}