{"id":"RLSA-2023:1470","summary":"Important: kernel security, bug fix, and enhancement update","details":"The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: tun: avoid double free in tun_free_netdev (CVE-2022-4744)\n\n* ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF (CVE-2023-0266)\n\n* kernel: net: CPU soft lockup in TC mirred egress-to-ingress action (CVE-2022-4269)\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 Linux9.0 - zfcp: fix missing auto port scan and thus missing target ports (BZ#2127880)\n\n* Cgroups_v2, when creating new cgroup/container, resets the cpu affinity masks for all usr processes on the system. (BZ#2143766)\n\n* Rocky Linux9.0 - boot: Add secure boot trailer (BZ#2151528)\n\n* kernel-rt-debug: WARNING: possible circular locking dependency detected (&n-\u003elist_lock-\u003e&p-\u003epi_lock-\u003e&lock-\u003ewait_lock) (BZ#2160614)\n\n* Support cpuset.sched_load_balance by changing default CPUset directory structure (BZ#2161105)\n\n* Rocky Linux9.0 -  s390/kexec: fix ipl report address for kdump (BZ#2166903)\n\n* libgpiod doesn't seem to work with Interphase gpiochip (BZ#2166956)\n\n* Azure Rocky Linux9 scsi: storvsc: Fix swiotlb bounce buffer leak in confidential VM (BZ#2170227)\n\nEnhancement(s):\n\n* IBM 9.2 FEAT: Upgrade the QETH driver to latest from upstream, e.g. kernel 6.0 (BZ#2166304)\n\n* Intel 9.2 FEAT SPR CPU: AMX: Improve the init_fpstate setup code (BZ#2168382)","modified":"2026-02-04T11:45:10.534633Z","published":"2023-04-06T15:23:59.970870Z","upstream":["CVE-2022-4269","CVE-2022-4744","CVE-2023-0266"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2023:1470"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2150272"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2156322"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2163379"}],"affected":[{"package":{"name":"kernel","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/kernel?distro=rocky-linux-9&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:5.14.0-162.22.2.el9_1"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2023:1470.json"}}],"schema_version":"1.7.3","credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}