{"schema_version": "1.3.1", "id": "RLSA-2023:4541", "modified": "2023-10-14T02:09:31.472519Z", "published": "2023-10-14T02:07:34.384336Z", "related": ["CVE-2022-42896", "CVE-2023-1281", "CVE-2023-1829", "CVE-2023-2124", "CVE-2023-2194", "CVE-2023-2235"], "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: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c (CVE-2022-42896)\n\n* kernel: tcindex: use-after-free vulnerability in traffic control index filter allows privilege escalation (CVE-2023-1281)\n\n* kernel: Use-after-free vulnerability in the Linux Kernel traffic control index filter (CVE-2023-1829)\n\n* kernel: use-after-free vulnerability in the perf_group_detach function of the Linux Kernel Performance Events (CVE-2023-2235)\n\n* kernel: OOB access in the Linux kernel's XFS subsystem (CVE-2023-2124)\n\n* kernel: i2c: out-of-bounds write in xgene_slimpro_i2c_xfer() (CVE-2023-2194)\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* Addding the building of i915 driver to 8.8 (BZ#2208276)\n\n* kernel-rt: update RT source tree to the Rocky Linux-8.8.z2 source tree (BZ#2215026)", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"}], "affected": [{"package": {"ecosystem": "Rocky Linux:8", "name": "kernel-rt", "purl": "pkg:rpm/rocky-linux/kernel-rt?distro=rocky-linux-8&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:4.18.0-477.21.1.rt7.284.el8_8"}], "database_specific": {"yum_repository": "NFV"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2023:4541"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2147364"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2181847"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2187439"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2188396"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2188470"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2192589"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}]}