{"api_version":"1","generated_at":"2026-04-19T01:10:57+00:00","cve":"CVE-2026-23302","urls":{"html":"https://cve.report/CVE-2026-23302","api":"https://cve.report/api/cve/CVE-2026-23302.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-23302","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-23302"},"summary":{"title":"net: annotate data-races around sk->sk_{data_ready,write_space}","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: annotate data-races around sk->sk_{data_ready,write_space}\n\nskmsg (and probably other layers) are changing these pointers\nwhile other cpus might read them concurrently.\n\nAdd corresponding READ_ONCE()/WRITE_ONCE() annotations\nfor UDP, TCP and AF_UNIX.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-03-25 11:16:25","updated_at":"2026-04-18 09:16:17"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/c494448bb522bbbb63096540eb2319101a0480ab","name":"https://git.kernel.org/stable/c/c494448bb522bbbb63096540eb2319101a0480ab","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f17c1c4acbe2bd702abce73a847a04a196fab2c5","name":"https://git.kernel.org/stable/c/f17c1c4acbe2bd702abce73a847a04a196fab2c5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2ef2b20cf4e04ac8a6ba68493f8780776ff84300","name":"https://git.kernel.org/stable/c/2ef2b20cf4e04ac8a6ba68493f8780776ff84300","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/27fccdbcbbfc4651b6f66756e6fa3f52e051ec23","name":"https://git.kernel.org/stable/c/27fccdbcbbfc4651b6f66756e6fa3f52e051ec23","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-23302","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-23302","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 604326b41a6fb9b4a78b6179335decee0365cd8c c494448bb522bbbb63096540eb2319101a0480ab git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 604326b41a6fb9b4a78b6179335decee0365cd8c f17c1c4acbe2bd702abce73a847a04a196fab2c5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 604326b41a6fb9b4a78b6179335decee0365cd8c 27fccdbcbbfc4651b6f66756e6fa3f52e051ec23 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 604326b41a6fb9b4a78b6179335decee0365cd8c 2ef2b20cf4e04ac8a6ba68493f8780776ff84300 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.20","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.20 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.82 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.17 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.7 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"23302","cve":"CVE-2026-23302","epss":"0.000230000","percentile":"0.062300000","score_date":"2026-04-18","updated_at":"2026-04-19 00:10:43"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/core/skmsg.c","net/ipv4/tcp.c","net/ipv4/tcp_bpf.c","net/ipv4/tcp_input.c","net/ipv4/tcp_minisocks.c","net/ipv4/udp.c","net/ipv4/udp_bpf.c","net/unix/af_unix.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c494448bb522bbbb63096540eb2319101a0480ab","status":"affected","version":"604326b41a6fb9b4a78b6179335decee0365cd8c","versionType":"git"},{"lessThan":"f17c1c4acbe2bd702abce73a847a04a196fab2c5","status":"affected","version":"604326b41a6fb9b4a78b6179335decee0365cd8c","versionType":"git"},{"lessThan":"27fccdbcbbfc4651b6f66756e6fa3f52e051ec23","status":"affected","version":"604326b41a6fb9b4a78b6179335decee0365cd8c","versionType":"git"},{"lessThan":"2ef2b20cf4e04ac8a6ba68493f8780776ff84300","status":"affected","version":"604326b41a6fb9b4a78b6179335decee0365cd8c","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/core/skmsg.c","net/ipv4/tcp.c","net/ipv4/tcp_bpf.c","net/ipv4/tcp_input.c","net/ipv4/tcp_minisocks.c","net/ipv4/udp.c","net/ipv4/udp_bpf.c","net/unix/af_unix.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.20"},{"lessThan":"4.20","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.82","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.17","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.82","versionStartIncluding":"4.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.17","versionStartIncluding":"4.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.7","versionStartIncluding":"4.20","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"4.20","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: annotate data-races around sk->sk_{data_ready,write_space}\n\nskmsg (and probably other layers) are changing these pointers\nwhile other cpus might read them concurrently.\n\nAdd corresponding READ_ONCE()/WRITE_ONCE() annotations\nfor UDP, TCP and AF_UNIX."}],"providerMetadata":{"dateUpdated":"2026-04-18T08:57:48.866Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/c494448bb522bbbb63096540eb2319101a0480ab"},{"url":"https://git.kernel.org/stable/c/f17c1c4acbe2bd702abce73a847a04a196fab2c5"},{"url":"https://git.kernel.org/stable/c/27fccdbcbbfc4651b6f66756e6fa3f52e051ec23"},{"url":"https://git.kernel.org/stable/c/2ef2b20cf4e04ac8a6ba68493f8780776ff84300"}],"title":"net: annotate data-races around sk->sk_{data_ready,write_space}","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-23302","datePublished":"2026-03-25T10:26:57.470Z","dateReserved":"2026-01-13T15:37:45.993Z","dateUpdated":"2026-04-18T08:57:48.866Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-03-25 11:16:25","lastModifiedDate":"2026-04-18 09:16:17","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"23302","Ordinal":"1","Title":"net: annotate data-races around sk->sk_{data_ready,write_space}","CVE":"CVE-2026-23302","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"23302","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: annotate data-races around sk->sk_{data_ready,write_space}\n\nskmsg (and probably other layers) are changing these pointers\nwhile other cpus might read them concurrently.\n\nAdd corresponding READ_ONCE()/WRITE_ONCE() annotations\nfor UDP, TCP and AF_UNIX.","Type":"Description","Title":"net: annotate data-races around sk->sk_{data_ready,write_space}"}]}}}