{"schema_version": "1.7.0", "id": "RLSA-2026:63128", "modified": "2026-09-05T18:13:01.566527Z", "published": "2026-09-05T18:09:10.442815Z", "upstream": ["CVE-2026-53073", "CVE-2026-63808", "CVE-2026-63824", "CVE-2026-64387", "CVE-2026-68145", "CVE-2026-74581"], "summary": "Important: kernel security update", "details": "The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: Bluetooth: hci_ldisc: Clear HCI_UART_PROTO_INIT on error (CVE-2026-53073)\n\n* kernel: exfat: fix potential use-after-free in exfat_find_dir_entry() (CVE-2026-63808)\n\n* kernel: KEYS: fix overflow in keyctl_pkey_params_get_2() (CVE-2026-63824)\n\n* kernel: smb: client: fix query directory replay double-free (CVE-2026-64387)\n\n* kernel: iomap: fix out-of-bounds bitmap_set() with zero-length range (CVE-2026-68145)\n\n* kernel: net: ipv6: use-after-free in fib6_rule_suppress due to stale res->rt6 pointer (CVE-2026-74581)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:10", "name": "kernel", "purl": "pkg:rpm/rocky-linux/kernel?distro=rocky-linux-10&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:6.12.0-211.51.1.el10_2"}], "database_specific": {"yum_repository": "BaseOS"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:63128"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502248"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502235"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513392"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492447"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2520980"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2507046"}, {"type": "ADVISORY", "url": "https://access.redhat.com/errata/RHSA-2026:63128"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}], "database_specific": {"license": "CC-BY-4.0", "license_url": "https://creativecommons.org/licenses/by/4.0/", "source_advisory": "RHSA-2026:63128"}}