{"id":"CVE-2026-43372","summary":"net: dsa: microchip: Fix error path in PTP IRQ setup","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: dsa: microchip: Fix error path in PTP IRQ setup\n\nIf request_threaded_irq() fails during the PTP message IRQ setup, the\nnewly created IRQ mapping is never disposed. Indeed, the\nksz_ptp_irq_setup()'s error path only frees the mappings that were\nsuccessfully set up.\n\nDispose the newly created mapping if the associated\nrequest_threaded_irq() fails at setup.","modified":"2026-11-13T02:30:31.754517685Z","published":"2026-05-08T14:21:23.221Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43372.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/3704ac6a0d9a78f66a187515a8ca3faedaf01cc5"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6c58a9fdb0d0e1011aa02455d26d6ebea251979b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/99c8c16a4aad0b37293cae213e15957c573cf79b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c2d1d41e0e8ec447d40a5752844fc5fb0b23db27"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e80fef36c676c947072dabeb5803ae59d92ba493"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43372.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43372"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"3b5a6115d6ea45df1ea65dc9b832b23db5d593ba"},{"fixed":"3704ac6a0d9a78f66a187515a8ca3faedaf01cc5"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"1ba6da6ca3db76f6a39004fd33a9c990e428515e"},{"fixed":"e80fef36c676c947072dabeb5803ae59d92ba493"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"d0b8fec8ae50525b57139393d0bb1f446e82ff7e"},{"fixed":"6c58a9fdb0d0e1011aa02455d26d6ebea251979b"},{"fixed":"c2d1d41e0e8ec447d40a5752844fc5fb0b23db27"},{"fixed":"99c8c16a4aad0b37293cae213e15957c573cf79b"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6.6.119"},{"fixed":"6.6.130"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6.12.61"},{"fixed":"6.12.78"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6.17.11"},{"fixed":"6.18"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"ae12e4e0ca231475bcef841c6a6722fa185fd520"}]}],"versions":["v6.6.129","v6.6.128","v6.6.127","v6.6.126","v6.6.125","v6.6.124","v6.6.123","v6.6.122","v6.6.121","v6.6.120","v6.6.119","v6.12.77","v6.12.76","v6.12.75","v6.12.74","v6.12.73","v6.12.72","v6.12.71","v6.12.70","v6.12.69","v6.12.68","v6.12.67","v6.12.66","v6.12.65","v6.12.64","v6.12.63","v6.12.62","v6.12.61","v6.17.13","v6.17.12","v6.17.11"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-43372.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.130"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.78"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.19"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.18.0"},{"fixed":"6.19.9"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-43372.json"}}],"schema_version":"1.9.2"}