{"id":"CVE-2026-98961","revision":"5e078ea035584a178b4f37798b6997da","records":[{"revision":"5e078ea035584a178b4f37798b6997da","observedAt":"2026-10-23T16:01:20.601+00:00","statement":{"source":"cve-program","id":"CVE-2026-98961","aliases":[],"title":"btrfs: unlock inode and extent in caller when io_uring read extent fails","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: unlock inode and extent in caller when io_uring read extent fails\n\nbtrfs_uring_read_extent() runs only after btrfs_encoded_read() has taken\nthe inode shared lock and the extent lock.  On failure it used to unlock\nin out_fail, and a pages-array allocation failure returned -ENOMEM\nwithout unlocking at all.\n\nUnlock in the caller instead on all failure returns, matching the\ncopy_to_user() error path.  The deferred -EIOCBQUEUED path still unlocks\nin btrfs_uring_read_finished().","state":0,"publishedAt":"2026-10-23T12:19:29.616+00:00","modifiedAt":"2026-10-23T12:19:29.616+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\": \"2797eb38773a96914ccedeec71eb2144645400b2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"34310c442e175f286b4c06ab5caa4e0b267ea31c\",\n                            \"lessThan\": \"ada1fc725a4db407294ae90a0d40ef1c46f457f2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"34310c442e175f286b4c06ab5caa4e0b267ea31c\",\n                            \"lessThan\": \"b6e8add5d79d1f6f819a054c833bab452bd7365d\",\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\": \"6.18.57\",\n                            \"lessThanOrEqual\": \"6.18.*\",\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/2797eb38773a96914ccedeec71eb2144645400b2","https://git.kernel.org/stable/c/ada1fc725a4db407294ae90a0d40ef1c46f457f2","https://git.kernel.org/stable/c/b6e8add5d79d1f6f819a054c833bab452bd7365d"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98961","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98961","identifiers":["CVE-2026-98961"]},"retained":false,"historicalAffected":[]}],"coverage":[]}