p PatchFirst

RLSA-2023:4517

RLSA-2023:4517 · Important: kernel security and bug fix update

This page contains facts from public vulnerability sources. Check the original advisory before updating.

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c (CVE-2022-42896) * kernel: tcindex: use-after-free vulnerability in traffic control index filter allows privilege escalation (CVE-2023-1281) * kernel: Use-after-free vulnerability in the Linux Kernel traffic control index filter (CVE-2023-1829) * kernel: use-after-free vulnerability in the perf_group_detach function of the Linux Kernel Performance Events (CVE-2023-2235) * kernel: OOB access in the Linux kernel's XFS subsystem (CVE-2023-2124) * kernel: i2c: out-of-bounds write in xgene_slimpro_i2c_xfer() (CVE-2023-2194) For 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. Bug Fix(es): * simultaneous writes to a page on xfs can result in zero-byte data (BZ#2184101) * Rocky Linux 8.4 - kernel: fix __clear_user() inline assembly constraints (BZ#2192602) * LPAR is crashed by Phyp when doing DLPAR CPU operations (BZ#2193375) * ice: ptp4l cpu usage spikes (BZ#2203285) * 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) * macvlan: backports from upstream (BZ#2209686) * Intel 8.9 BUG VROC: Pull VMD secondary bus reset patch (BZ#2211198) * Incorrect target abort handling causes iscsi deadlock (BZ#2211494) * 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) * BUG_ON "kernel BUG at mm/rmap.c:1041!" in __page_set_anon_rmap() when vma->anon_vma==NULL (BZ#2211658) * Rocky Linux 8.9: IPMI updates and bug fixes (BZ#2211667) * Rocky Linux 8.6 opening console with mkvterm on novalink terminal fails due to drmgr reporting failure (L3:) (BZ#2212373) * Rocky Linux 8.8 - P10 DD2.0: Wrong numa_node is assigned to vpmem device (BZ#2212451) * Rocky Linux 8.8 beta: Occasional stall during initialization of ipmi_msghandler (BZ#2213189) * ESXi Rocky Linux 8: Haswell generation CPU are impacted with performance due to IBRS (BZ#2213366) * xen: fix section mismatch error with xen_callback_vector() and alloc_intr_gate() (BZ#2214281) * jitter: Fix RCT/APT health test during initialization (BZ#2215079) * aacraid misses interrupts when a CPU is disabled resulting in scsi timeouts and the adapter being unusable until reboot. (BZ#2216498) * Hyper-V Rocky Linux 8: Fix VM crash/hang Issues due to fast VF add/remove events (BZ#2216543) * rbd: avoid fast-diff corruption in snapshot-based mirroring [8.9] (BZ#2216769) * Regression of 3b8cc6298724 ("blk-cgroup: Optimize blkcg_rstat_flush()") (BZ#2220810)

CVSS 8.1 · High · Fix available

Published
Updated

Stack: system

Affected products and versions

  • kernel Rocky Linux:8

    Affected ranges
    • ECOSYSTEM: < 0:4.18.0-477.21.1.el8_8

    Update to 0:4.18.0-477.21.1.el8_8

Original sources

Check your server →