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Ubuntu Security Notice USN-6707-3
Ubuntu Security Notice 6707-3 - Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Notselwyn discovered that the netfilter subsystem in the Linux kernel did not properly handle verdict parameters in certain cases, leading to a use- after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.
==========================================================================Ubuntu Security Notice USN-6707-3March 25, 2024linux-aws, linux-aws-6.5 vulnerabilities==========================================================================A security issue affects these releases of Ubuntu and its derivatives:- Ubuntu 23.10- Ubuntu 22.04 LTSSummary:Several security issues were fixed in the Linux kernel.Software Description:- linux-aws: Linux kernel for Amazon Web Services (AWS) systems- linux-aws-6.5: Linux kernel for Amazon Web Services (AWS) systemsDetails:Lonial Con discovered that the netfilter subsystem in the Linux kernel didnot properly handle element deactivation in certain cases, leading to ause-after-free vulnerability. A local attacker could use this to cause adenial of service (system crash) or possibly execute arbitrary code.(CVE-2024-1085)Notselwyn discovered that the netfilter subsystem in the Linux kernel didnot properly handle verdict parameters in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denialof service (system crash) or possibly execute arbitrary code.(CVE-2024-1086)Several security issues were discovered in the Linux kernel.An attacker could possibly use these to compromise the system.This update corrects flaws in the following subsystems: - Network drivers; - PWM drivers;(CVE-2024-26597, CVE-2024-26599)Update instructions:The problem can be corrected by updating your system to the followingpackage versions:Ubuntu 23.10: linux-image-6.5.0-1016-aws 6.5.0-1016.16 linux-image-aws 6.5.0.1016.16Ubuntu 22.04 LTS: linux-image-6.5.0-1016-aws 6.5.0-1016.16~22.04.1 linux-image-aws 6.5.0.1016.16~22.04.1After a standard system update you need to reboot your computer to makeall the necessary changes.ATTENTION: Due to an unavoidable ABI change the kernel updates havebeen given a new version number, which requires you to recompile andreinstall all third party kernel modules you might have installed.Unless you manually uninstalled the standard kernel metapackages(e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual,linux-powerpc), a standard system upgrade will automatically performthis as well.References: https://ubuntu.com/security/notices/USN-6707-3 https://ubuntu.com/security/notices/USN-6707-1 CVE-2024-1085, CVE-2024-1086, CVE-2024-26597, CVE-2024-26599Package Information: https://launchpad.net/ubuntu/+source/linux-aws/6.5.0-1016.16 https://launchpad.net/ubuntu/+source/linux-aws-6.5/6.5.0-1016.16~22.04.1Related news
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Red Hat Security Advisory 2024-1607-03 - An update for kernel is now available for Red Hat Enterprise Linux 8. Issues addressed include code execution, null pointer, privilege escalation, and use-after-free vulnerabilities.
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Ubuntu Security Notice 6704-4 - It was discovered that the NVIDIA Tegra XUSB pad controller driver in the Linux kernel did not properly handle return values in certain error conditions. A local attacker could use this to cause a denial of service. Quentin Minster discovered that the KSMBD implementation in the Linux kernel did not properly handle session setup requests. A remote attacker could possibly use this to cause a denial of service.
Ubuntu Security Notice 6716-1 - Wenqing Liu discovered that the f2fs file system implementation in the Linux kernel did not properly validate inode types while performing garbage collection. An attacker could use this to construct a malicious f2fs image that, when mounted and operated on, could cause a denial of service. It was discovered that the DesignWare USB3 for Qualcomm SoCs driver in the Linux kernel did not properly handle certain error conditions during device registration. A local attacker could possibly use this to cause a denial of service.
Ubuntu Security Notice 6704-3 - It was discovered that the NVIDIA Tegra XUSB pad controller driver in the Linux kernel did not properly handle return values in certain error conditions. A local attacker could use this to cause a denial of service. Quentin Minster discovered that the KSMBD implementation in the Linux kernel did not properly handle session setup requests. A remote attacker could possibly use this to cause a denial of service.
Ubuntu Security Notice 6701-3 - Ruihan Li discovered that the bluetooth subsystem in the Linux kernel did not properly perform permissions checks when handling HCI sockets. A physically proximate attacker could use this to cause a denial of service. It was discovered that the NVIDIA Tegra XUSB pad controller driver in the Linux kernel did not properly handle return values in certain error conditions. A local attacker could use this to cause a denial of service.
Ubuntu Security Notice 6700-2 - It was discovered that the Layer 2 Tunneling Protocol implementation in the Linux kernel contained a race condition when releasing PPPoL2TP sockets in certain conditions, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that the ext4 file system implementation in the Linux kernel did not properly handle block device modification while it is mounted. A privileged attacker could use this to cause a denial of service or possibly expose sensitive information.
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Ubuntu Security Notice 6707-1 - Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Notselwyn discovered that the netfilter subsystem in the Linux kernel did not properly handle verdict parameters in certain cases, leading to a use- after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.
Ubuntu Security Notice 6707-1 - Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Notselwyn discovered that the netfilter subsystem in the Linux kernel did not properly handle verdict parameters in certain cases, leading to a use- after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.
Ubuntu Security Notice 6707-1 - Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Notselwyn discovered that the netfilter subsystem in the Linux kernel did not properly handle verdict parameters in certain cases, leading to a use- after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.
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Ubuntu Security Notice 6707-2 - Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Notselwyn discovered that the netfilter subsystem in the Linux kernel did not properly handle verdict parameters in certain cases, leading to a use- after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.
Ubuntu Security Notice 6707-2 - Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Notselwyn discovered that the netfilter subsystem in the Linux kernel did not properly handle verdict parameters in certain cases, leading to a use- after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.
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Ubuntu Security Notice 6701-1 - Ruihan Li discovered that the bluetooth subsystem in the Linux kernel did not properly perform permissions checks when handling HCI sockets. A physically proximate attacker could use this to cause a denial of service. It was discovered that the NVIDIA Tegra XUSB pad controller driver in the Linux kernel did not properly handle return values in certain error conditions. A local attacker could use this to cause a denial of service.
Ubuntu Security Notice 6700-1 - It was discovered that the Layer 2 Tunneling Protocol implementation in the Linux kernel contained a race condition when releasing PPPoL2TP sockets in certain conditions, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that the ext4 file system implementation in the Linux kernel did not properly handle block device modification while it is mounted. A privileged attacker could use this to cause a denial of service or possibly expose sensitive information.
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Ubuntu Security Notice 6688-1 - Pratyush Yadav discovered that the Xen network backend implementation in the Linux kernel did not properly handle zero length data request, leading to a null pointer dereference vulnerability. An attacker in a guest VM could possibly use this to cause a denial of service. It was discovered that the Habana's AI Processors driver in the Linux kernel did not properly initialize certain data structures before passing them to user space. A local attacker could use this to expose sensitive information.
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