{"id":"CVE-2025-37980","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nblock: fix resource leak in blk_register_queue() error path\n\nWhen registering a queue fails after blk_mq_sysfs_register() is\nsuccessful but the function later encounter…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nblock: fix resource leak in blk_register_queue() error path\n\nWhen registering a queue fails after blk_mq_sysfs_register() is\nsuccessful but the function later encounter…","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 >= 3.13, < 6.6.88","linux_kernel >= 6.7, < 6.12.25","linux_kernel >= 6.13, < 6.14.4","linux_kernel = 6.15"],"patched":["linux_kernel 6.14.4"],"published":"2025-05-20","updated":"2026-10-15","sourceUpdated":"2026-10-15T02:17:50.243","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-37980","references":[{"url":"https://git.kernel.org/stable/c/40f2eb9b531475dd01b683fdaf61ca3cfd03a51e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/41e43134ddda35949974be40520460a12dda3502","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/549cbbd14bbec12469ceb279b79c763c8a24224e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/55a7bb2708f7c7c5b366d4e40916113168a3824c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6af6d5feebf9423ab3b252831d1f52de31a8b5e0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-019113.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-082556.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-457936.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00194,"epssPercentile":0.09025,"ingestedAt":"2026-09-08T15:33:26.997Z","slug":"CVE-2025-37980","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nblock: fix resource leak in blk_register_queue() error path\n\nWhen registering a queue fails after blk_mq_sysfs_register() is\nsuccessful but the function later encounters an error, we need\nto clean up the blk_mq_sysfs resources.\n\nAdd the missing blk_mq_sysfs_unregister() call in the error path\nto properly clean up these resources and prevent a memory leak.\n\n## Affected\n\n- `linux_kernel >= 3.13, < 6.6.88`\n- `linux_kernel >= 6.7, < 6.12.25`\n- `linux_kernel >= 6.13, < 6.14.4`\n- `linux_kernel = 6.15`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.14.4`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":221517,"id":"CVE-2025-37980","ts":1792035247768,"field":"cvss","old":null,"new":"5.5"},{"seq":221516,"id":"CVE-2025-37980","ts":1792035247768,"field":"severity","old":"none","new":"medium"}]}