OESA-2022-1730

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OESA-2022-1730

Summary: kernel security update

Details: The Linux Kernel, the operating system core itself. Security Fix(es): NFC: netlink: fix sleep in atomic bug when firmware download timeout(CVE-2022-1975) In various methods of kernel base drivers, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-182388481References: Upstream kernel(CVE-2022-20166) A NULL pointer dereference flaw was found in the Linux kernel’s KVM module, which can lead to a denial of service in the x86_emulate_insn in arch/x86/kvm/emulate.c. This flaw occurs while executing an illegal instruction in guest in the Intel CPU.(CVE-2022-1852)

References: https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1730, https://nvd.nist.gov/vuln/detail/CVE-2022-1975, https://nvd.nist.gov/vuln/detail/CVE-2022-20166, https://nvd.nist.gov/vuln/detail/CVE-2020-1852