{"id":"CVE-2026-98960","revision":"4dc1998b69874331af26fff4eb8eb84d","records":[{"revision":"4dc1998b69874331af26fff4eb8eb84d","observedAt":"2026-10-23T16:01:20.601+00:00","statement":{"source":"cve-program","id":"CVE-2026-98960","aliases":[],"title":"btrfs: don't stash io_uring encoded data across -EAGAIN","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: don't stash io_uring encoded data across -EAGAIN\n\nReturning -EAGAIN while leaving btrfs_uring_encoded_data in the cmd PDU\nleaks if the request is cancelled or the ring exits before reissue.\nio_uring does not free driver PDU allocations on cleanup.\n\nWrite: io_queue_sqe() always issues with IO_URING_F_NONBLOCK first, so\nreturn -EAGAIN before allocating and free data on every exit.\n\nRead: free on nowait -EAGAIN too; only -EIOCBQUEUED keeps the allocation\nfor btrfs_uring_read_finished().","state":0,"publishedAt":"2026-10-23T12:19:28.651+00:00","modifiedAt":"2026-10-23T12:19:28.651+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/btrfs/ioctl.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"34310c442e175f286b4c06ab5caa4e0b267ea31c\",\n                            \"lessThan\": \"4d9c1e0a7fb2cfb1cc924acafc194d2c15c3e83e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"34310c442e175f286b4c06ab5caa4e0b267ea31c\",\n                            \"lessThan\": \"51562a8cb11628d3a5e105b4c347ec5473e5745f\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\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/btrfs/ioctl.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.13\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.13\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.11\",\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/4d9c1e0a7fb2cfb1cc924acafc194d2c15c3e83e","https://git.kernel.org/stable/c/51562a8cb11628d3a5e105b4c347ec5473e5745f"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98960","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98960","identifiers":["CVE-2026-98960"]},"retained":false,"historicalAffected":[]}],"coverage":[]}