Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcisync: fixed a race condition in hcicmdsyncdequeueonce. The function hcicmdsyncdequeueonce performs a lookup and then cancels the entry under two separate lock sections. Meanwhile, hcicmdsyncwork can also delete t...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisock: Prevent race conditions in socket write iteration and sock bind. There is a potential race condition between sock bind and socket write iteration. bind may free the same memory block via mgmtpending before the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: Check the length of skb for an unknown CC opcode. In hcicmdCompleteevt, if the command completion event has an unknown opcode, we assume that the first byte of skb-data contains the return status. However, th...

MiracleLinux 9 : kernel-5.14.0-687.17.1.el9_8 (AXSA:2026-1389:56)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1389:56 advisory. kernel: can: isotp: fix tx.buf use-after-free in isotpsendmsg CVE-2026-31474 kernel: mptcp: fix slab-use-after-free in inetlookupestablished...

CVE-2026-64405

A flaw was found in the Linux kernel's Bluetooth subsystem, specifically within the hciconn module. This vulnerability occurs when the hciabortconn function attempts to process a pending connection while a critical pointer is unexpectedly null. This can lead to a null pointer dereference, causing...

USN-8595-3 linux-aws-6.8, linux-aws-fips vulnerabilities

It was discovered that some AMD processors did not properly clear data in the floating point divider unit during speculative execution. A local attacker could use this to expose sensitive information. CVE-2025-54505 It was discovered that some AMD Zen 2 processors did not properly isolate shared...

CVE-2026-64433

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix UAF of hciconnparams in adddevicecomplete adddevicecomplete runs from the hcicmdsyncwork kworker, which holds only hcireqsynclock and not hcidevlock. It calls hciconnparamslookup and then dereferences the...

CVE-2026-64405

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: Fix null ptr deref in hciabortconn hciabortconn read hciskbeventhdev-sentcmd when a connection was pending, but hdev-sentcmd can be NULL while reqstatus is still HCIREQPEND, leading to a NULL pointer dereferen...

CVE-2026-64433

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix UAF of hciconnparams in adddevicecomplete adddevicecomplete runs from the hcicmdsyncwork kworker, which holds only hcireqsynclock and not hcidevlock. It calls hciconnparamslookup and then dereferences the...

CVE-2026-64433

Summary: CVE-2026-64433 affects the Linux kernel Bluetooth MGMT path, where add_device_complete() can perform a use-after-free due to missing locking around hci_conn_params_lookup() and access to params->flags. A concurrent MGMT_OP_REMOVE_DEVICE under hci_dev_lock can free the looked-up hci_co...

Linux Distros Unpatched Vulnerability : CVE-2026-64433

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: MGMT: Fix UAF of hciconnparams in adddevicecomplete adddevicecomplete runs from the hcicmdsyncwork kworker, which holds only hcireqsynclock and not...

CVE-2026-45812 Apache NimBLE: OOB Read via sizeof(pointer) in Legacy Advertising Report Handler

Incorrect Calculation of Buffer Size vulnerability in Apache NimBLE when processing Legacy Advertising Report HCI event. When a single HCI advertising report event bundles multiple reports, NimBLE miscalculated the offset to the next report. This can cause the host to read past the end of the...

CVE-2026-45811 Apache NimBLE: Buffer overflow in socket HCI transport

Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability in Apache NimBLE. The HCI socket transport did not check whether a received HCI event would fit the configured event pool before copying it, allowing a buffer overflow. Severity is low: exploitation requires either...

CVE-2026-45811

Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability in Apache NimBLE. The HCI socket transport did not check whether a received HCI event would fit the configured event pool before copying it, allowing a buffer overflow. Severity is low: exploitation requires either...

CVE-2026-45811

CVE-2026-45811: Buffer Copy without Checking Size of Input in Apache NimBLE's HCI socket transport allows a buffer overflow because the received HCI event might not fit the configured event pool. Affects NimBLE up to version 1.9.0; upgrade to 1.10.0 to fix. Exploitation requires either a misconfi...

kernel: Bluetooth: hci_event: Fix UAF in hci_acl_create_conn_sync

A flaw was found in the Linux kernel’s Bluetooth subsystem HCI. Specifically, in the function hciaclcreateconnsync and related path hcilecreateconnsync, a connection object in state BTOPEN that is still pending command submission may be freed prematurely, leading to a use-after-free condition. An...

SUSE-SU-2026:22810-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-20585: iommu/amd: Use maximum Event log buffer size when SNP is enabled on Family 0x19 bsc1243603. - CVE-2026-31503: udp: Fix wildcard bind...

SUSE-SU-2026:22809-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-20585: iommu/amd: Use maximum Event log buffer size when SNP is enabled on Family 0x19 bsc1243603. - CVE-2026-31503: udp: Fix wildcard bind...

SUSE-SU-2026:22904-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-20585: iommu/amd: Use maximum Event log buffer size when SNP is enabled on Family 0x19 bsc1243603. - CVE-2026-31503: udp: Fix wildcard bind...

SUSE-SU-2026:22903-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-20585: iommu/amd: Use maximum Event log buffer size when SNP is enabled on Family 0x19 bsc1243603. - CVE-2026-31503: udp: Fix wildcard bind...