{"id":"CVE-2026-80860","revision":"cf982f982db4477c9bf4d313691bc8fc","records":[{"revision":"cf982f982db4477c9bf4d313691bc8fc","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-80860","aliases":[],"title":"fuse: fix race between interrupt and resend","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfuse: fix race between interrupt and resend\n\nAfter commit f8fce75fedf7 (\"fuse: clear intr_entry in fuse_resend and\nfuse_remove_pending_req\") the WARN_ON(!list_empty(&req->intr_entry)) in\nfuse_request_free() still triggers due to the following race:\n\nIn request_wait_answer()\n  if (test_bit(FR_SENT, &req->flags)) -> returns true\n\nIn fuse_chan_resend()\n  clear_bit(FR_SENT, &req->flags)\n\nIn request_wait_answer()\n  queue_interrupt(req)\n\nFix by:\n\n - move clearing FR_SENT inside fpq->lock\n\n - move setting FR_PENDING inside fiq->lock\n\n - recheck FR_SENT after acquiring fiq->lock in fuse_dev_queue_interrupt()","state":0,"publishedAt":"2026-09-04T15:55:14.285+00:00","modifiedAt":"2026-10-19T08:44:54.232+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"fs/fuse/dev.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"1d8ecd0cd696a5df0b2f72046a4ccee5d2a8ec2c\",\n                            \"lessThan\": \"67ddf061790e833d7e34f9dc901866c9fb25d72d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7366e6f4d2b4c7002b13fb01219e83679dad4127\",\n                            \"lessThan\": \"0f930904452945f409eeeb0c9afa08bf27185cb1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f8fce75fedf73ac72aa09163deb8f4291fdcaad2\",\n                            \"lessThan\": \"26fbe4bc3ef3ab0200407681cbef182af5d151de\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f8fce75fedf73ac72aa09163deb8f4291fdcaad2\",\n                            \"lessThan\": \"ed9c881f3b498383f73c42712b359419da42a7b0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"893479015cb6442fd389d3b553ab3036c9541715\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6.12.96\",\n                            \"lessThan\": \"6.12.111\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.39\",\n                            \"lessThan\": \"6.18.51\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1.4\",\n                            \"lessThan\": \"7.2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"fs/fuse/dev.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"7.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"7.2\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.111\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.51\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.3\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/67ddf061790e833d7e34f9dc901866c9fb25d72d","https://git.kernel.org/stable/c/0f930904452945f409eeeb0c9afa08bf27185cb1","https://git.kernel.org/stable/c/26fbe4bc3ef3ab0200407681cbef182af5d151de","https://git.kernel.org/stable/c/ed9c881f3b498383f73c42712b359419da42a7b0"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-80860","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-80860","identifiers":["CVE-2026-80860"]},"retained":false,"historicalAffected":[]}],"coverage":[]}