{"schema_version": "1.3.1", "id": "RLSA-2022:7134", "modified": "2023-02-02T14:13:43.713629Z", "published": "2022-10-25T07:38:43Z", "related": ["CVE-2022-0494", "CVE-2022-1353", "CVE-2022-23816", "CVE-2022-23825", "CVE-2022-2588", "CVE-2022-29900", "CVE-2022-29901"], "summary": "Important: kernel-rt security and bug fix update", "details": "The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.\n\nSecurity Fix(es):\n\n* kernel: a use-after-free in cls_route filter implementation may lead to privilege escalation (CVE-2022-2588)\n\n* kernel: information leak in  scsi_ioctl() (CVE-2022-0494)\n\n* Kernel: A kernel-info-leak issue in pfkey_register (CVE-2022-1353)\n\n* hw: cpu: AMD: RetBleed Arbitrary Speculative Code Execution with Return Instructions (CVE-2022-23816, CVE-2022-29900)\n\n* hw: cpu: AMD:  Branch Type Confusion (non-retbleed) (CVE-2022-23825)\n\n* hw: cpu: Intel: RetBleed Arbitrary Speculative Code Execution with Return Instructions (CVE-2022-29901)\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.\n\nBug Fix(es):\n\n* [Rocky Linux8-rt] BUG: using __this_cpu_add() in preemptible [00000000] - caller is __mod_memcg_lruvec_state+0x69/0x1c0 (BZ#2122600)\n\n* The latest Rocky Linux 8.6.z4 kernel changes need to be merged into the RT source tree to keep source parity between the two kernels. (BZ#2125396)", "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:8", "name": "kernel-rt", "purl": "pkg:rpm/rocky-linux/kernel-rt?distro=rocky-linux-8-6-legacy&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:4.18.0-372.32.1.rt7.189.el8_6"}], "database_specific": {"yum_repository": "NFV"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2022:7134"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2039448"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2066819"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2090226"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2103148"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2103153"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2114849"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}]}