{"id":"RLSA-2023:0300","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: watch queue race condition can lead to privilege escalation (CVE-2022-2959)\n\n* kernel: memory corruption in AX88179_178A based USB ethernet device. (CVE-2022-2964)\n\n* kernel: i915: Incorrect GPU TLB flush can lead to random memory access (CVE-2022-4139)\n\n* kernel: nfsd buffer overflow by RPC message over TCP with garbage data (CVE-2022-43945)\n\n* kernel: i2c: unbounded length leads to buffer overflow in ismt_access() (CVE-2022-3077)\n\n* kernel: Unprivileged users may use PTRACE_SEIZE to set PTRACE_O_SUSPEND_SECCOMP option (CVE-2022-30594)\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* DELL EMC: System is not booting into RT Kernel with perc12 [kernel-rt] (BZ#2139863)\n\n* kernel-rt: update RT source tree to the latest Rocky Linux-9.1.z1 Batch (BZ#2141817)","modified":"2026-02-04T19:30:16.350441Z","published":"2023-01-23T14:29:55Z","upstream":["CVE-2022-2959","CVE-2022-2964","CVE-2022-30594","CVE-2022-3077","CVE-2022-4139","CVE-2022-43945"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2023:0300"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2067482"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2085300"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2103681"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2123309"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2141752"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2147572"}],"affected":[{"package":{"name":"kernel-rt","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/kernel-rt?distro=rocky-linux-9&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:5.14.0-162.12.1.rt21.175.el9_1"}],"database_specific":{"yum_repository":"NFV"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2023:0300.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"}]}