ALSA-2023:0300

Dashboard / Vulnerabilities / ALSA-2023:0300

ALSA-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. Security Fix(es): * kernel: watch queue race condition can lead to privilege escalation (CVE-2022-2959) * kernel: memory corruption in AX88179_178A based USB ethernet device. (CVE-2022-2964) * kernel: i915: Incorrect GPU TLB flush can lead to random memory access (CVE-2022-4139) * kernel: nfsd buffer overflow by RPC message over TCP with garbage data (CVE-2022-43945) * kernel: i2c: unbounded length leads to buffer overflow in ismt_access() (CVE-2022-3077) * kernel: Unprivileged users may use PTRACE_SEIZE to set PTRACE_O_SUSPEND_SECCOMP option (CVE-2022-30594) 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): * DELL EMC: System is not booting into RT Kernel with perc12 [kernel-rt] (BZ#2139863) * kernel-rt: update RT source tree to the latest AlmaLinux-9.1.z1 Batch (BZ#2141817)

References: https://access.redhat.com/errata/RHSA-2023:0300, https://access.redhat.com/security/cve/CVE-2022-2959, https://access.redhat.com/security/cve/CVE-2022-2964, https://access.redhat.com/security/cve/CVE-2022-30594, https://access.redhat.com/security/cve/CVE-2022-3077, https://access.redhat.com/security/cve/CVE-2022-4139, https://access.redhat.com/security/cve/CVE-2022-43945, https://bugzilla.redhat.com/2067482, https://bugzilla.redhat.com/2085300, https://bugzilla.redhat.com/2103681, https://bugzilla.redhat.com/2123309, https://bugzilla.redhat.com/2141752, https://bugzilla.redhat.com/2147572, https://errata.almalinux.org/9/ALSA-2023-0300.html