{"id":"RLSA-2022:7134","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)","modified":"2026-02-04T15:00:05.105561Z","published":"2022-10-25T07:38:43Z","upstream":["CVE-2022-0494","CVE-2022-1353","CVE-2022-23816","CVE-2022-23825","CVE-2022-2588","CVE-2022-29900","CVE-2022-29901"],"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"}],"affected":[{"package":{"name":"kernel-rt","ecosystem":"Rocky Linux:8","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"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2022:7134.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}