Search: CVE-2026-52933

This Red Hat security advisory addresses multiple vulnerabilities and bug fixes in the Linux kernel, including three specific security fixes: a signed comparison issue in io_uring polling (CVE-2026-52933), a heap overflow in USB serial driver io_ti (CVE-2026-53196), and a double-free in SMB client query directory replay (CVE-2026-64387). The advisory also includes various bug fixes and enhancements. A patch is available to remediate these issues. The vulnerabilities are rated as high severity, but no known exploits are reported in the wild at this time.