Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: L2CAP: Fixed an UAF in l2capconnect Reported by Syzbot BUG: KASAN: Use of a slab object after a free call in l2capconnectconstprop.0+0x10d8/0x1270 net/bluetooth/l2capcore.c:3949 Read of size 8 at address...

CLSA-2025-1738672047 kernel: Fix of 15 CVEs

drm/amdgpu: add missing size check in amdgpudebugfsgprwaveread CVE-2024-50282 - drm/amdgpu: fix usage slab after free CVE-2024-56551 - Bluetooth: L2CAP: fix use-after-free in l2capconndel CVE-2022-3640 - netfilter: ipset: add missing range check in bitmapipuadt CVE-2024-53141 - ceph: prevent...

USN-7179-4: Linux kernel (Xilinx ZynqMP) vulnerabilities

Andy Nguyen discovered that the Bluetooth L2CAP implementation in the Linux kernel contained a type-confusion error. A physically proximate remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-12351 Andy Nguyen discovered that the...

OESA-2025-1078 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: enhanced error handling for tightly received RTS messages in xtprxrtssessionnew This patch enhances error handling in scenarios with RTS Request...

pigweed:bredr_dynamic_channel_registry_fuzzer: Heap-use-after-free in bt::l2cap::internal::BrEdrDynamicChannel::OnRxConfigReq

Detailed Report: https://oss-fuzz.com/testcase?key=4533194677878784 Project: pigweed Fuzzing Engine: libFuzzer Fuzz Target: bredrdynamicchannelregistryfuzzer Job Type: libfuzzerasanpigweed Platform Id: linux Crash Type: Heap-use-after-free READ 1 Crash Address: 0x5160000003c0 Crash State:...

PT-2025-14350

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.13.0-rc5 Description A slab-use-after-free read vulnerability has been identified in the Linux kernel's Bluetooth L2CAP implementation. The issue occurs when the hci sync command releases l2cap conn, and the hc...

PT-2025-8831

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A issue has been identified in the Linux kernel related to Bluetooth L2CAP handling. Specifically, a NULL sock pointer is passed into l2cap sock alloc when called from l2cap sock new...

CLSA-2025-1736778412 kernel: Fix of 17 CVEs

tracing: Free buffers when a used dynamic event is removed CVE-2022-49006 - ASoC: ops: Check bounds for second channel in sndsocputvolswsx CVE-2022-48951 - ext4: fix slab-use-after-free in ext4splitextentat CVE-2024-49884 - ext4: fix bug on in ext4escacheextent as ext4splitextentat failed...

USN-7183-1: Linux kernel vulnerabilities

Andy Nguyen discovered that the Bluetooth L2CAP implementation in the Linux kernel contained a type-confusion error. A physically proximate remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-12351 Andy Nguyen discovered that the...

SUSE CVE-2024-56605

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2capsockcreate btsockalloc allocates the sk object and attaches it to the provided sock object. On error l2capsockalloc frees the sk object, but the dangling pointer...

CVE-2024-56605

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2capsockcreate btsockalloc allocates the sk object and attaches it to the provided sock object. On error l2capsockalloc frees the sk object, but the dangling pointer...

CVE-2024-56605

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2capsockcreate btsockalloc allocates the sk object and attaches it to the provided sock object. On error l2capsockalloc frees the sk object, but the dangling pointer...

UBUNTU-CVE-2024-56605

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2capsockcreate btsockalloc allocates the sk object and attaches it to the provided sock object. On error l2capsockalloc frees the sk object, but the dangling pointer...

CVE-2024-56605

CVE-2024-56605 is a Linux kernel vulnerability in Bluetooth L2CAP handling. The issue arises when bt_sock_alloc() creates an sk object and attaches it to a sock; on error, l2cap_sock_alloc() frees the sk but leaves a dangling sk pointer attached to the sock, allowing a potential use-after-free in...

CVE-2024-56605 Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2cap_sock_create()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2capsockcreate btsockalloc allocates the sk object and attaches it to the provided sock object. On error l2capsockalloc frees the sk object, but the dangling pointer...

CVE-2024-56605 Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2cap_sock_create()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2capsockcreate btsockalloc allocates the sk object and attaches it to the provided sock object. On error l2capsockalloc frees the sk object, but the dangling pointer...

CVE-2024-56605

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2capsockcreate btsockalloc allocates the sk object and attaches it to the provided sock object. On error l2capsockalloc frees the sk object, but the dangling pointer...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a hanging sk pointer problem left after error handling in the Bluetooth L2CAP protocol...

CVE-2024-56605: Use After Free

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2capsockcreate btsockalloc allocates the sk object and attaches it to the provided sock object. On error l2capsockalloc frees the sk object, but the dangling pointer...

CVE-2024-7139

Due to an unchecked buffer length, a specially crafted L2CAP packet can cause a buffer overflow. This buffer overflow triggers an assert, which results in a temporary denial of service. If a watchdog timer is not enabled, a hard reset is required to recover the device...