{"type":"TYPE_SECURITY","shortCode":"RL","name":"RLSA-2023:4517","synopsis":"Important: kernel security and bug fix update","severity":"SEVERITY_IMPORTANT","topic":"An update is available for kernel.\nThis update affects Rocky Linux 8.\nA Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list","description":"The kernel packages contain the Linux kernel, the core of any Linux operating system.\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* simultaneous writes to a page on xfs can result in zero-byte data (BZ#2184101)\n\n* Rocky Linux 8.4 - kernel: fix __clear_user() inline assembly constraints (BZ#2192602)\n\n* LPAR is crashed by Phyp when doing DLPAR CPU operations (BZ#2193375)\n\n* ice: ptp4l cpu usage spikes (BZ#2203285)\n\n* Kernel - Significant performance drop for getrandom system call when FIPS is enabled (compared to Rocky Linux 8.x for all x < 6.z) (BZ#2208127)\n\n* macvlan: backports from upstream (BZ#2209686)\n\n* Intel 8.9 BUG VROC: Pull VMD secondary bus reset patch (BZ#2211198)\n\n* Incorrect target abort handling causes iscsi deadlock (BZ#2211494)\n\n* swap deadlock when attempt to charge a page to a cgroup stalls waiting on I\/O plugged on another task in swap code (BZ#2211513)\n\n* BUG_ON \"kernel BUG at mm\/rmap.c:1041!\" in __page_set_anon_rmap() when vma->anon_vma==NULL (BZ#2211658)\n\n* Rocky Linux 8.9: IPMI updates and bug fixes (BZ#2211667)\n\n* Rocky Linux 8.6 opening console with mkvterm on novalink terminal fails due to drmgr reporting failure (L3:) (BZ#2212373)\n\n* Rocky Linux 8.8 - P10 DD2.0: Wrong numa_node is assigned to vpmem device (BZ#2212451)\n\n* Rocky Linux 8.8 beta: Occasional stall during initialization of ipmi_msghandler (BZ#2213189)\n\n* ESXi Rocky Linux 8: Haswell generation CPU are impacted with performance due to IBRS (BZ#2213366)\n\n* xen: fix section mismatch error with xen_callback_vector() and alloc_intr_gate() (BZ#2214281)\n\n* jitter: Fix RCT\/APT health test during initialization (BZ#2215079)\n\n* aacraid misses interrupts when a CPU is disabled resulting in scsi timeouts and the adapter being unusable until reboot. (BZ#2216498)\n\n* Hyper-V Rocky Linux 8: Fix VM crash\/hang Issues due to fast VF add\/remove events (BZ#2216543)\n\n* rbd: avoid fast-diff corruption in snapshot-based mirroring [8.9] (BZ#2216769)\n\n* Regression of 3b8cc6298724 (\"blk-cgroup: Optimize blkcg_rstat_flush()\") (BZ#2220810)","solution":null,"affectedProducts":["Rocky Linux 8"],"fixes":[{"ticket":"2147364","sourceBy":"Red Hat","sourceLink":"https:\/\/bugzilla.redhat.com\/show_bug.cgi?id=2147364","description":""},{"ticket":"2181847","sourceBy":"Red Hat","sourceLink":"https:\/\/bugzilla.redhat.com\/show_bug.cgi?id=2181847","description":""},{"ticket":"2187439","sourceBy":"Red Hat","sourceLink":"https:\/\/bugzilla.redhat.com\/show_bug.cgi?id=2187439","description":""},{"ticket":"2188396","sourceBy":"Red Hat","sourceLink":"https:\/\/bugzilla.redhat.com\/show_bug.cgi?id=2188396","description":""},{"ticket":"2188470","sourceBy":"Red Hat","sourceLink":"https:\/\/bugzilla.redhat.com\/show_bug.cgi?id=2188470","description":""},{"ticket":"2192589","sourceBy":"Red Hat","sourceLink":"https:\/\/bugzilla.redhat.com\/show_bug.cgi?id=2192589","description":""}],"cves":[{"name":"CVE-2022-42896","sourceBy":"MITRE","sourceLink":"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=CVE-2022-42896","cvss3ScoringVector":"CVSS:3.1\/AV:A\/AC:L\/PR:N\/UI:N\/S:U\/C:H\/I:H\/A:N","cvss3BaseScore":"8.1","cwe":"CWE-416"},{"name":"CVE-2023-1281","sourceBy":"MITRE","sourceLink":"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=CVE-2023-1281","cvss3ScoringVector":"CVSS:3.1\/AV:L\/AC:L\/PR:L\/UI:N\/S:U\/C:H\/I:H\/A:H","cvss3BaseScore":"7.8","cwe":"CWE-416"},{"name":"CVE-2023-1829","sourceBy":"MITRE","sourceLink":"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=CVE-2023-1829","cvss3ScoringVector":"CVSS:3.1\/AV:L\/AC:H\/PR:N\/UI:N\/S:U\/C:H\/I:H\/A:H","cvss3BaseScore":"7.4","cwe":"CWE-119"},{"name":"CVE-2023-2124","sourceBy":"MITRE","sourceLink":"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=CVE-2023-2124","cvss3ScoringVector":"CVSS:3.1\/AV:L\/AC:H\/PR:L\/UI:N\/S:U\/C:H\/I:H\/A:H","cvss3BaseScore":"7.0","cwe":"CWE-125"},{"name":"CVE-2023-2194","sourceBy":"MITRE","sourceLink":"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=CVE-2023-2194","cvss3ScoringVector":"CVSS:3.1\/AV:L\/AC:L\/PR:H\/UI:N\/S:U\/C:H\/I:H\/A:H","cvss3BaseScore":"6.7","cwe":"CWE-787"},{"name":"CVE-2023-2235","sourceBy":"MITRE","sourceLink":"https:\/\/cve.mitre.org\/cgi-bin\/cvename.cgi?name=CVE-2023-2235","cvss3ScoringVector":"CVSS:3.1\/AV:L\/AC:L\/PR:L\/UI:N\/S:U\/C:H\/I:H\/A:H","cvss3BaseScore":"7.8","cwe":"CWE-416"}],"references":[],"publishedAt":"2023-10-06T23:10:01.903350Z","rpms":{"Rocky 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