{"id":"CVE-2025-23140","summary":"misc: pci_endpoint_test: Avoid issue of interrupts remaining after request_irq error","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmisc: pci_endpoint_test: Avoid issue of interrupts remaining after request_irq error\n\nAfter devm_request_irq() fails with error in pci_endpoint_test_request_irq(),\nthe pci_endpoint_test_free_irq_vectors() is called assuming that all IRQs\nhave been released.\n\nHowever, some requested IRQs remain unreleased, so there are still\n/proc/irq/* entries remaining, and this results in WARN() with the\nfollowing message:\n\n  remove_proc_entry: removing non-empty directory 'irq/30', leaking at least 'pci-endpoint-test.0'\n  WARNING: CPU: 0 PID: 202 at fs/proc/generic.c:719 remove_proc_entry +0x190/0x19c\n\nTo solve this issue, set the number of remaining IRQs to test-\u003enum_irqs,\nand release IRQs in advance by calling pci_endpoint_test_release_irq().\n\n[kwilczynski: commit log]","modified":"2026-03-20T12:41:21.838305Z","published":"2025-05-01T12:55:30.885Z","related":["SUSE-SU-2025:01919-1","SUSE-SU-2025:01951-1","SUSE-SU-2025:01964-1","SUSE-SU-2025:01965-1","SUSE-SU-2025:01967-1","SUSE-SU-2025:01972-1","SUSE-SU-2025:02000-1","SUSE-SU-2025:20408-1","SUSE-SU-2025:20413-1","SUSE-SU-2025:20419-1","SUSE-SU-2025:20421-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/23xxx/CVE-2025-23140.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0557e70e2aeba8647bf5a950820b67cfb86533db"},{"type":"WEB","url":"https://git.kernel.org/stable/c/54c9f299ad7d7c4be5d271ed12d01a59e95b8907"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5a4b7181213268c9b07bef8800905528435db44a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/705be96504779e4a333ea042b4779ea941f0ace9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/770407f6173f4f39f4e2c1b54422b79ce6c98bdb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9d5118b107b1a2353ed0dff24404aee2e6b7ca0a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e516e187bf32d8decc7c7d0025ae4857cad13c0e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f6cb7828c8e17520d4f5afb416515d3fae1af9a9"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/23xxx/CVE-2025-23140.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-23140"},{"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":"e03327122e2c8e6ae4565ef5b3d3cbe4364546a1"},{"fixed":"705be96504779e4a333ea042b4779ea941f0ace9"},{"fixed":"e516e187bf32d8decc7c7d0025ae4857cad13c0e"},{"fixed":"54c9f299ad7d7c4be5d271ed12d01a59e95b8907"},{"fixed":"9d5118b107b1a2353ed0dff24404aee2e6b7ca0a"},{"fixed":"5a4b7181213268c9b07bef8800905528435db44a"},{"fixed":"0557e70e2aeba8647bf5a950820b67cfb86533db"},{"fixed":"770407f6173f4f39f4e2c1b54422b79ce6c98bdb"},{"fixed":"f6cb7828c8e17520d4f5afb416515d3fae1af9a9"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-23140.json"}}],"schema_version":"1.7.5"}