kernel: race condition for removal of the HCI controller

A flaw was found in the Linux kernel’s handling of the removal of Bluetooth HCI controllers. This flaw allows an attacker with a local account to exploit a race condition, leading to corrupted memory and possible privilege escalation. The highest threat from this vulnerability is to...

kernel: race condition for removal of the HCI controller

A flaw was found in the Linux kernel’s handling of the removal of Bluetooth HCI controllers. This flaw allows an attacker with a local account to exploit a race condition, leading to corrupted memory and possible privilege escalation. The highest threat from this vulnerability is to...

kernel: race condition for removal of the HCI controller

A flaw was found in the Linux kernel’s handling of the removal of Bluetooth HCI controllers. This flaw allows an attacker with a local account to exploit a race condition, leading to corrupted memory and possible privilege escalation. The highest threat from this vulnerability is to...

A use-after-free in function hci_sock_bound_ioctl() of the Linux kernel HCI subsystem was found in the way user calls ioct HCIUNBLOCKADDR or other way triggers race condition of the call hci_unregister_dev() together with one of the calls hci_sock_blacklist_add() hci_sock_blacklist_del() hci_get_conn_info() hci_get_auth_info(). A privileged local user could use this flaw to crash the system or escalate their privileges on the system. This flaw affects the Linux kernel versions prior to 5.13-rc5.

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USN-5044-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

It was discovered that the bluetooth subsystem in the Linux kernel did not properly handle HCI device initialization failure, leading to a double-free vulnerability. An attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2021-3564 It was discovered that th...

AZL-6574 CVE-2021-3573 affecting package kernel for versions less than 5.10.78.1-1

A use-after-free in function hcisockboundioctl of the Linux kernel HCI subsystem was found in the way user calls ioct HCIUNBLOCKADDR or other way triggers race condition of the call hciunregisterdev together with one of the calls hcisockblacklistadd, hcisockblacklistdel, hcigetconninfo,...

kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan

A use-after-free flaw was found in hcisendacl in the bluetooth host controller interface HCI in Linux kernel, where a local attacker with an access rights could cause a denial of service problem on the system The issue results from the object hchan, freed in hcidisconnloglinkcompleteevt, yet stil...

kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan

A use-after-free flaw was found in hcisendacl in the bluetooth host controller interface HCI in Linux kernel, where a local attacker with an access rights could cause a denial of service problem on the system The issue results from the object hchan, freed in hcidisconnloglinkcompleteevt, yet stil...

kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan

A use-after-free flaw was found in hcisendacl in the bluetooth host controller interface HCI in Linux kernel, where a local attacker with an access rights could cause a denial of service problem on the system The issue results from the object hchan, freed in hcidisconnloglinkcompleteevt, yet stil...

kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan

A use-after-free flaw was found in hcisendacl in the bluetooth host controller interface HCI in Linux kernel, where a local attacker with an access rights could cause a denial of service problem on the system The issue results from the object hchan, freed in hcidisconnloglinkcompleteevt, yet stil...

kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan

A use-after-free flaw was found in hcisendacl in the bluetooth host controller interface HCI in Linux kernel, where a local attacker with an access rights could cause a denial of service problem on the system The issue results from the object hchan, freed in hcidisconnloglinkcompleteevt, yet stil...

kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan

A use-after-free flaw was found in hcisendacl in the bluetooth host controller interface HCI in Linux kernel, where a local attacker with an access rights could cause a denial of service problem on the system The issue results from the object hchan, freed in hcidisconnloglinkcompleteevt, yet stil...

CVE-2021-33034

A use-after-free flaw was found in hcisendacl in the bluetooth host controller interface HCI in Linux kernel, where a local attacker with an access rights could cause a denial of service problem on the system The issue results from the object hchan, freed in hcidisconnloglinkcompleteevt, yet stil...

CVE-2020-27028

In filterincomingevent of hcilayer.cc, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID:...

The vulnerability of the EHCI controller in VMware ESXi, VMware Workstation, and VMware Fusion allows a perpetrator to gain unauthorized access to protected information.

The vulnerability of the EHCI controller in VMware ESXi, VMware Workstation, and VMware Fusion lies in the lack of protection for service data. Exploiting this vulnerability can allow an intruder to gain unauthorized access to protected information...

Google Android Bluetooth hci_len Heap Buffer Overflow Vulnerability

Android is a Linux-based open source operating system jointly developed by Google Inc. and the Open Handheld Alliance OHA for short. A heap buffer overflow vulnerability exists in the parsing of Bluetooth packet lengths in Google Android. The vulnerability stems from a failure to properly validat...

CVE-2018-19860

Broadcom firmware before summer 2014 on Nexus 5 BCM4335C0 2012-12-11, Raspberry Pi 3 BCM43438A1 2014-06-02, and unspecifed other devices does not properly restrict LMP commnds and executes certain memory contents upon receiving an LMP command, as demonstrated by executing an HCI command...

UBUNTU-CVE-2019-0161

Stack overflow in XHCI for EDK II may allow an unauthenticated user to potentially enable denial of service via local access...

USN-3619-1: Linux kernel vulnerabilities

Jann Horn discovered that the Berkeley Packet Filter BPF implementation in the Linux kernel improperly performed sign extension in some situations. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2017-16995 It was discovered that a...

The vulnerability of the Android CAF-release operating system, which stems from insufficient validation of input data, allows a malicious actor to improperly check the command length.

The vulnerability of the Android CAF-release operating system exists due to insufficient checks on input data. Exploiting this vulnerability allows a malicious actor to improperly verify the length of the HCI command remotely...