CVE-2026-72334 Bluetooth: ISO: fix malformed ISO_END/CONT handling

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix malformed ISOEND/CONT handling Core specification Part C vol 4 sec 5.4.5 does not exclude empty ISOCONT, ISOEND packets. We currently reject them if they are last. If controller sends malformed sequence ISOSTA...

CVE-2026-72334 Bluetooth: ISO: fix malformed ISO_END/CONT handling

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix malformed ISOEND/CONT handling Core specification Part C vol 4 sec 5.4.5 does not exclude empty ISOCONT, ISOEND packets. We currently reject them if they are last. If controller sends malformed sequence ISOSTA...

CVE-2026-72334

Summary: CVE-2026-72334 affects the Linux kernel Bluetooth ISO handling. The issue arises from malformed ISO_END/ISO_CONT packets not being excluded by the Core spec, which can leak memory and trigger panics. The documented scenarios include: ISO_START with rx_len=4, ISO_CONT skb->len=4, ISO_S...

EUVD-2026-59233

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix malformed ISOEND/CONT handling Core specification Part C vol 4 sec 5.4.5 does not exclude empty ISOCONT, ISOEND packets. We currently reject them if they are last. If controller sends malformed sequence ISOSTA...

CVE-2026-72333

CVE-2026-72333 concerns a Linux kernel Bluetooth L2CAP TX identifier leak. The fix was to adjust ident allocation to use an IDA and ensure idents are released when responses arrive, but identifiers allocated for commands without responses (notably LE CREDITS) were not released, allowing exhaustio...

CVE-2026-72333 Bluetooth: L2CAP: fix tx ident leak for commands without a response

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix tx ident leak for commands without a response Commit 6c3ea155e5ee "Bluetooth: L2CAP: Fix not tracking outstanding TX ident" changed ident allocation to use an IDA, releasing idents in l2capputident when the...

CVE-2026-72333 Bluetooth: L2CAP: fix tx ident leak for commands without a response

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix tx ident leak for commands without a response Commit 6c3ea155e5ee "Bluetooth: L2CAP: Fix not tracking outstanding TX ident" changed ident allocation to use an IDA, releasing idents in l2capputident when the...

CVE-2026-68479

CVE-2026-68479 affects the Linux kernel Bluetooth stack, specifically the btrtl driver. The vulnerability stems from rtlbt_parse_firmware() copying patch_length - 4 bytes before appending the firmware version. A malformed firmware patch shorter than the version field can cause an underflow, turni...

CVE-2026-68479 Bluetooth: btrtl: validate firmware patch bounds

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btrtl: validate firmware patch bounds rtlbtparsefirmware copies patchlength - 4 bytes before appending the firmware version. A malformed firmware patch shorter than the version field can make this subtraction underflow...

CVE-2026-68479 Bluetooth: btrtl: validate firmware patch bounds

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btrtl: validate firmware patch bounds rtlbtparsefirmware copies patchlength - 4 bytes before appending the firmware version. A malformed firmware patch shorter than the version field can make this subtraction underflow...

CVE-2026-68479 Bluetooth: btrtl: validate firmware patch bounds

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btrtl: validate firmware patch bounds rtlbtparsefirmware copies patchlength - 4 bytes before appending the firmware version. A malformed firmware patch shorter than the version field can make this subtraction underflow...

EUVD-2026-59101

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btrtl: validate firmware patch bounds rtlbtparsefirmware copies patchlength - 4 bytes before appending the firmware version. A malformed firmware patch shorter than the version field can make this subtraction underflow...

Linux Distros Unpatched Vulnerability : CVE-2026-74302

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: hcicore: Fix UAF in hciunregisterdev hciunregisterdev does not disable cmdtimer and ncmdtimer before the hcidev structure is freed. If a timeout fire...

Linux Distros Unpatched Vulnerability : CVE-2026-74507

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: HIDP: validate numbered report payloads When hidpgetrawreport waits for a numbered report, hidpprocessdata compares the expected report number with...

Linux Distros Unpatched Vulnerability : CVE-2026-74539

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: ISO: lock sk in isosockgetname Accessing isopisk-conn requires locksock, which is not held here. Fix by adding the lock/release. CVE-2026-74539 Note...

Linux Distros Unpatched Vulnerability : CVE-2026-74538

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: ISO: lock sk in isoconnectind Accessing isopisk-conn requires locksock, which is not taken in the ev3 part of isoconnectind. It may also be NULL if...

Linux Distros Unpatched Vulnerability : CVE-2026-72333

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: L2CAP: fix tx ident leak for commands without a response Commit 6c3ea155e5ee Bluetooth: L2CAP: Fix not tracking outstanding TX ident changed ident...

Linux Distros Unpatched Vulnerability : CVE-2026-74537

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: ISO: hold sk properly in isoconnready sk deref in isoconnready must be done either under conn-lock, or holding a refcount, to avoid concurrent close...

Linux Distros Unpatched Vulnerability : CVE-2026-74529

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: hcisync: hold conn in hciconnectpasync callback There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avo...

Linux Distros Unpatched Vulnerability : CVE-2026-74531

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: hciconn: hold conn reference in abortconnsync There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid...