{"id":"CVE-2024-53122","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: cope racing subflow creation in mptcp_rcv_space_adjust\n\nAdditional active subflows - i.e","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: cope racing subflow creation in mptcp_rcv_space_adjust\n\nAdditional active subflows - i.e. created by the in kernel path\nmanager - are included into the subflow l…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-362"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 5.10, < 6.1.119","linux_kernel >= 6.2, < 6.6.63","linux_kernel >= 6.7, < 6.11.10","linux_kernel = 6.12"],"patched":["linux_kernel 6.11.10"],"published":"2024-12-02","updated":"2026-10-15","sourceUpdated":"2026-10-15T22:17:59.590","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-53122","references":[{"url":"https://git.kernel.org/stable/c/0a9a182ea5c7bb0374e527130fd85024ace7279b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/24995851d58c4a205ad0ffa7b2f21e479a9c8527","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/aad6412c63baa39dd813e81f16a14d976b3de2e8","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ce7356ae35943cc6494cc692e62d51a734062b7d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ff825ab2f455299c0c7287550915a8878e2a66e0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd","cve.org"],"epss":0.00528,"epssPercentile":0.44475,"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-15T21:40:37.811041Z"},"ingestedAt":"2026-10-15T22:48:25.441Z","slug":"CVE-2024-53122","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: cope racing subflow creation in mptcp_rcv_space_adjust\n\nAdditional active subflows - i.e. created by the in kernel path\nmanager - are included into the subflow list before starting the\n3whs.\n\nA racing recvmsg() spooling data received on an already established\nsubflow would unconditionally call tcp_cleanup_rbuf() on all the\ncurrent subflows, potentially hitting a divide by zero error on\nthe newly created ones.\n\nExplicitly check that the subflow is in a suitable state before\ninvoking tcp_cleanup_rbuf().\n\n## Affected\n\n- `linux_kernel >= 5.10, < 6.1.119`\n- `linux_kernel >= 6.2, < 6.6.63`\n- `linux_kernel >= 6.7, < 6.11.10`\n- `linux_kernel = 6.12`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.11.10`","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}