{"id":"CVE-2026-98587","published":"2026-10-18T16:17:11.297","lastModified":"2026-10-19T10:19:19.660","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfirewire: cdev: fix back-transition for iso_resource_auto client resource\n\nThe todo member of iso_resource_auto structure represents the state of the\nclient resource and normally transitions in the following order:\n\n    ISO_RES_AUTO_ALLOC -> ISO_RES_AUTO_REALLOC -> ISO_RES_AUTO_DEALLOC\n\nHowever, concurrent access from the work item and the file descriptor\nrelease function can cause the state to transition backwards from\nISO_RES_AUTO_DEALLOC to ISO_RES_AUTO_REALLOC.\n\nPrevent the back-transition by checking the current state before\nupdating it in the work item.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":[],"vendors":[],"products":[],"references":[{"url":"https://git.kernel.org/stable/c/c6b51091cafff9ce6c03c1416aa13864d17ab97c","tags":[]},{"url":"https://git.kernel.org/stable/c/ee1df60a0d0e8ab4b00137135733bdadd6d33dab","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}