{"schema_version": "1.7.0", "id": "RLSA-2026:19568", "modified": "2026-05-28T15:44:34.585293Z", "published": "2026-05-28T15:43:06.024531Z", "upstream": ["CVE-2025-39766", "CVE-2025-68741", "CVE-2025-71116", "CVE-2026-22984", "CVE-2026-22990", "CVE-2026-23136", "CVE-2026-23204", "CVE-2026-23270", "CVE-2026-23401", "CVE-2026-31402", "CVE-2026-31532", "CVE-2026-31607", "CVE-2026-43128", "CVE-2026-43163", "CVE-2026-43284", "CVE-2026-46300", "CVE-2026-46333"], "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: net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit (CVE-2025-39766)\n\n* kernel: scsi: qla2xxx: Fix improper freeing of purex item (CVE-2025-68741)\n\n* kernel: libceph: make decode_pool() more resilient against corrupted osdmaps (CVE-2025-71116)\n\n* kernel: libceph: prevent potential out-of-bounds reads in handle_auth_done() (CVE-2026-22984)\n\n* kernel: libceph: replace overzealous BUG_ON in osdmap_apply_incremental() (CVE-2026-22990)\n\n* kernel: Linux kernel: Denial of Service in libceph OSD client due to unreset sparse-read state (CVE-2026-23136)\n\n* kernel: net/sched: cls_u32: use skb_header_pointer_careful() (CVE-2026-23204)\n\n* kernel: Linux kernel: Use-after-free in traffic control (act_ct) may lead to denial of service or privilege escalation (CVE-2026-23270)\n\n* kernel: Linux kernel KVM: Privilege escalation or denial of service due to improper shadow page table entry handling (CVE-2026-23401)\n\n* kernel: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache (CVE-2026-31402)\n\n* kernel: can: raw: fix ro->uniq use-after-free in raw_rcv() (CVE-2026-31532)\n\n* kernel: usbip: validate number_of_packets in usbip_pack_ret_submit() (CVE-2026-31607)\n\n* kernel: md/bitmap: fix GPF in write_page caused by resize race (CVE-2026-43163)\n\n* kernel: RDMA/umem: Fix double dma_buf_unpin in failure path (CVE-2026-43128)\n\n* kernel: \"Dirty Frag\" is a new universal Local Privilege Escalation (LPE) vulnerability in the Linux kernel (CVE-2026-43284)\n\n* kernel: \"Fragnesia\" is a variant of Dirty Frag vulnerability in the ESP/XFRM leading to Local Privilege Escalation (LPE) vulnerability in the Linux kernel (CVE-2026-46300)\n\n* kernel: Read root-owned files as an unprivileged user (CVE-2026-46333)\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:H/PR:N/UI:N/S:C/C:H/I:H/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:9", "name": "kernel", "purl": "pkg:rpm/rocky-linux/kernel?distro=rocky-linux-9&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:5.14.0-687.10.1.el9_8.0.1"}], "database_specific": {"yum_repository": "BaseOS"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:19568"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2394648"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2425046"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2429602"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2432389"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2432400"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2439852"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2439931"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448745"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453803"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2454844"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2461107"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2461521"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467059"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467144"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467771"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2477015"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2477802"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}]}