{"id":"CVE-2026-23302","title":"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 concurre…","summary":"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 concurre…","severity":"medium","cvss":4.7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-362"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 4.20, < 6.6.136","linux_kernel >= 6.7, < 6.12.82","linux_kernel >= 6.13, < 6.18.17","linux_kernel >= 6.19, < 6.19.7","linux_kernel = 7.0"],"patched":["linux_kernel 6.19.7"],"published":"2026-03-25","updated":"2026-07-04","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-23302","references":[{"url":"https://git.kernel.org/stable/c/279f2b67d1c44ee139bd3fdb221850daa9358449","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/27fccdbcbbfc4651b6f66756e6fa3f52e051ec23","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/2ef2b20cf4e04ac8a6ba68493f8780776ff84300","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/7ad01905831c815520f1b0486336a03bb7420465","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c494448bb522bbbb63096540eb2319101a0480ab","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/f17c1c4acbe2bd702abce73a847a04a196fab2c5","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00089,"epssPercentile":0.00495,"ingestedAt":"2026-07-04T12:56:09.341Z","slug":"CVE-2026-23302","body":"## Overview\n\nIn 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.\n\n## Affected\n\n- `linux_kernel >= 4.20, < 6.6.136`\n- `linux_kernel >= 6.7, < 6.12.82`\n- `linux_kernel >= 6.13, < 6.18.17`\n- `linux_kernel >= 6.19, < 6.19.7`\n- `linux_kernel = 7.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.19.7`","depth":"sunlit","depthScore":26,"depthScoreParts":{"impact":25.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}