{"id":"CVE-2024-38662","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Allow delete from sockmap/sockhash only if update is allowed\n\nWe have seen an influx of syzkaller reports where a BPF program attached to\na tracepoint triggers a l…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Allow delete from sockmap/sockhash only if update is allowed\n\nWe have seen an influx of syzkaller reports where a BPF program attached to\na tracepoint triggers a l…","severity":"medium","cvss":4.7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N","vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 5.10, < 5.10.219","linux_kernel >= 5.15, < 5.15.161","linux_kernel >= 6.1, < 6.1.93","linux_kernel >= 6.6, < 6.6.33","linux_kernel >= 6.9, < 6.9.4","linux_kernel = 6.10.0"],"patched":["linux_kernel 6.9.4"],"published":"2024-06-21","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:18:32.737","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-38662","references":[{"url":"https://git.kernel.org/stable/c/000a65bf1dc04fb2b65e2abf116f0bc0fc2ee7b1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/11e8ecc5b86037fec43d07b1c162e233e131b1d9","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/29467edc23818dc5a33042ffb4920b49b090e63d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6693b172f008846811f48a099f33effc26068e1e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/98e948fb60d41447fd8d2d0c3b8637fc6b6dc26d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b81e1c5a3c70398cf76631ede63a03616ed1ba3c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/000a65bf1dc04fb2b65e2abf116f0bc0fc2ee7b1","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/11e8ecc5b86037fec43d07b1c162e233e131b1d9","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/29467edc23818dc5a33042ffb4920b49b090e63d","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/6693b172f008846811f48a099f33effc26068e1e","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/98e948fb60d41447fd8d2d0c3b8637fc6b6dc26d","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/b81e1c5a3c70398cf76631ede63a03616ed1ba3c","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-613116.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00222,"epssPercentile":0.12634,"ingestedAt":"2026-10-15T03:30:12.713Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-06-21T13:43:09.177225Z"},"slug":"CVE-2024-38662","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Allow delete from sockmap/sockhash only if update is allowed\n\nWe have seen an influx of syzkaller reports where a BPF program attached to\na tracepoint triggers a locking rule violation by performing a map_delete\non a sockmap/sockhash.\n\nWe don't intend to support this artificial use scenario. Extend the\nexisting verifier allowed-program-type check for updating sockmap/sockhash\nto also cover deleting from a map.\n\nFrom now on only BPF programs which were previously allowed to update\nsockmap/sockhash can delete from these map types.\n\n## Affected\n\n- `linux_kernel >= 5.10, < 5.10.219`\n- `linux_kernel >= 5.15, < 5.15.161`\n- `linux_kernel >= 6.1, < 6.1.93`\n- `linux_kernel >= 6.6, < 6.6.33`\n- `linux_kernel >= 6.9, < 6.9.4`\n- `linux_kernel = 6.10.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.9.4`","depth":"sunlit","depthScore":26,"depthScoreParts":{"impact":25.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}