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ALSA-2023:0300 Not scored

Important: kernel-rt security and bug fix update

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)

Exploit probability Not scored
Published January 23, 2023
Required by Not available
Last source change February 4, 2026

02 / AFFECTED SOFTWARE

Affected packages

AlmaLinux:9 kernel-rt
AlmaLinux:9 kernel-rt-core
AlmaLinux:9 kernel-rt-debug
AlmaLinux:9 kernel-rt-debug-core
AlmaLinux:9 kernel-rt-debug-devel
AlmaLinux:9 kernel-rt-debug-kvm
AlmaLinux:9 kernel-rt-debug-modules
AlmaLinux:9 kernel-rt-debug-modules-extra
AlmaLinux:9 kernel-rt-devel
AlmaLinux:9 kernel-rt-kvm
AlmaLinux:9 kernel-rt-modules
AlmaLinux:9 kernel-rt-modules-extra

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities ALSA-2023:0300

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)

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05 / REFERENCES

Further evidence