{"id":"CVE-2026-98791","published":"2026-10-18T16:17:33.087","lastModified":"2026-10-19T10:19:43.137","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5e: Fix AF_XDP TX timestamp teardown NULL dereference\n\nDuring XSK TX queue teardown, outstanding descriptors are completed\nwithout a CQE. If one requested a TX timestamp, the completion path\npasses that NULL CQE to mlx5e_xsk_fill_timestamp(), which dereferences\nit.\n\nReturn zero when no CQE is available, indicating that teardown did not\nproduce a TX timestamp.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":[],"vendors":[],"products":[],"references":[{"url":"https://git.kernel.org/stable/c/63df0ef4c6e3105589e6bb2e758ce611b0ada86c","tags":[]},{"url":"https://git.kernel.org/stable/c/7b97273cbebe9dd4fddc457f0c4f2a124d0e3996","tags":[]},{"url":"https://git.kernel.org/stable/c/f81d40e2eb69552334f510114f3e6edd0d43178b","tags":[]},{"url":"https://git.kernel.org/stable/c/fce70b6bf9f3261e887419a4e7caa25b80fa9d55","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}