kernel security update

6.12.0-211.51.1 - Add new Oracle Linux Driver Signing key 1 certificate Orabug: 37985782 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list...

PT-2026-91317

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci sync: Fix accept list UAF during suspend hci update event filter sync walks hdev-accept list while sending a synchronous HCI command for each remote-wakeup device. The suspend path holds hdev-req lock, but...

CVE-2026-80764: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: fix LE list UAF on reset hciccreset clears the LE accept and resolving lists without taking hdev-lock. Other command-complete handlers serialize updates to these lists with that lock, and the debugfs readers...

CVE-2026-80762: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix accept list UAF during suspend hciupdateeventfiltersync walks hdev-acceptlist while sending a synchronous HCI command for each remote-wakeup device. The suspend path holds hdev-reqlock, but accept-list...

CVE-2026-80760: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: reject HCICMDSYNC paramslen above 255 mgmthcicmdsync checks that the message length agrees with paramslen but puts no upper bound on it. paramslen is le16 while the parameter length in the HCI command header is a...

PT-2026-91343

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci event: fix LE list UAF on reset hci cc reset clears the LE accept and resolving lists without taking hdev-lock. Other command-complete handlers serialize updates to these lists with that lock, and the debugfs reade...

CVE-2026-80761: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: zero the sockaddr before returning it in getname isosockgetname fills a struct sockaddriso in place and returns its size without clearing it first, so bytes it does not write are copied to user space from the kern...

PT-2026-85660

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A null-pointer dereference exists in the Bluetooth RFCOMM component. The function rfcomm sock recvmsg completes a deferred setup by calling rfcomm dlc accept without holding the rfcomm...

PT-2026-91347

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: zero the sockaddr before returning it in getname iso sock getname fills a struct sockaddr iso in place and returns its size without clearing it first, so bytes it does not write are copied to user space from the...

PT-2026-91360

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci event: validate LE Set CIG Parameters response The Command Complete dispatch validates only the fixed part of the LE Set CIG Parameters response. After that part is pulled from the skb, hci cc le set cig params...

Linux Distros Unpatched Vulnerability : CVE-2026-80762

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: hcisync: Fix accept list UAF during suspend hciupdateeventfiltersync walks hdev-acceptlist while sending a synchronous HCI command for each...

PT-2026-85600

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci aml: validate firmware segment lengths aml download firmware reads two lengths from the firmware header and uses them to build pointers before checking that the header and segment data are present. A truncated or...

Linux Distros Unpatched Vulnerability : CVE-2026-80761

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: ISO: zero the sockaddr before returning it in getname isosockgetname fills a struct sockaddriso in place and returns its size without clearing it...

Linux Distros Unpatched Vulnerability : CVE-2026-80763

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: hcievent: validate LE Set CIG Parameters response The Command Complete dispatch validates only the fixed part of the LE Set CIG Parameters response...

Linux Bluetooth Kernel Buffer Overflow

The vulnerability of the hciuartregisterdev function in the drivers/bluetooth/hcildisc.c device driver of the Linux operating system is related to the dereferencing of a pointer with an expired validity period. Exploiting this vulnerability could allow an attacker to compromise the confidentialit...

Linux kernel Bluetooth L2CAP Buffer Overflow

The vulnerability of the l2capecredreconfrsp function in the net/bluetooth/l2capcore.c module of the Linux kernel’s Bluetooth subsystem is related to synchronization errors. Exploiting this vulnerability could allow a remote attacker to compromise the confidentiality, integrity, and accessibility...

PT-2026-85601

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: reject HCI CMD SYNC params len above 255 mgmt hci cmd sync checks that the message length agrees with params len but puts no upper bound on it. params len is le16 while the parameter length in the HCI command...

PT-2026-85602

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: zero the sockaddr before returning it in getname iso sock getname fills a struct sockaddr iso in place and returns its size without clearing it first, so bytes it does not write are copied to user space from the...

PT-2026-85604

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci event: validate LE Set CIG Parameters response The Command Complete dispatch validates only the fixed part of the LE Set CIG Parameters response. After that part is pulled from the skb, hci cc le set cig params...

Linux Distros Unpatched Vulnerability : CVE-2026-80764

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: hcievent: fix LE list UAF on reset hciccreset clears the LE accept and resolving lists without taking hdev-lock. Other command-complete handlers...