{"id":"CVE-2024-35978","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: Fix memory leak in hci_req_sync_complete()\n\nIn 'hci_req_sync_complete()', always free the previous sync\nrequest state before assigning reference to a new one.","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: Fix memory leak in hci_req_sync_complete()\n\nIn 'hci_req_sync_complete()', always free the previous sync\nrequest state before assigning reference to a new one.","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-401"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 4.1, < 4.19.313","linux_kernel >= 4.20, < 5.4.275","linux_kernel >= 5.5, < 5.10.216","linux_kernel >= 5.11, < 5.15.156","linux_kernel >= 5.16, < 6.1.87","linux_kernel >= 6.2, < 6.6.28","linux_kernel >= 6.7, < 6.8.7"],"patched":["linux_kernel 6.8.7"],"published":"2024-05-20","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:18:15.663","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-35978","references":[{"url":"https://git.kernel.org/stable/c/45d355a926ab40f3ae7bc0b0a00cb0e3e8a5a810","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/4beab84fbb50df3be1d8f8a976e6fe882ca65cb2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/66fab1e120b39f8f47a94186ddee36006fc02ca8","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/75193678cce993aa959e7764b6df2f599886dd06","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8478394f76c748862ef179a16f651f752bdafaf0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/89a32741f4217856066c198a4a7267bcdd1edd67","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9ab5e44b9bac946bd49fd63264a08cd1ea494e76","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e4cb8382fff6706436b66eafd9c0ee857ff0a9f5","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/45d355a926ab40f3ae7bc0b0a00cb0e3e8a5a810","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/4beab84fbb50df3be1d8f8a976e6fe882ca65cb2","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/66fab1e120b39f8f47a94186ddee36006fc02ca8","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/75193678cce993aa959e7764b6df2f599886dd06","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/8478394f76c748862ef179a16f651f752bdafaf0","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/89a32741f4217856066c198a4a7267bcdd1edd67","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/9ab5e44b9bac946bd49fd63264a08cd1ea494e76","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/e4cb8382fff6706436b66eafd9c0ee857ff0a9f5","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00281,"epssPercentile":0.20497,"ingestedAt":"2026-10-15T03:30:12.694Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-09-10T15:40:19.764232Z"},"slug":"CVE-2024-35978","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: Fix memory leak in hci_req_sync_complete()\n\nIn 'hci_req_sync_complete()', always free the previous sync\nrequest state before assigning reference to a new one.\n\n## Affected\n\n- `linux_kernel >= 4.1, < 4.19.313`\n- `linux_kernel >= 4.20, < 5.4.275`\n- `linux_kernel >= 5.5, < 5.10.216`\n- `linux_kernel >= 5.11, < 5.15.156`\n- `linux_kernel >= 5.16, < 6.1.87`\n- `linux_kernel >= 6.2, < 6.6.28`\n- `linux_kernel >= 6.7, < 6.8.7`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.8.7`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}