CVE-2024-49950

CVE-2024-49950 affects the Linux kernel Bluetooth L2CAP implementation (l2cap_connect), with a slab-use-after-free/KASAN issue reported in l2cap_connect.constprop.0. Connected advisories (Unity Linux UTSA-2026-005148, Azure Linux CVE advisory, MiracleLinux AXSA:2025-10392) confirm the fix has bee...

CVE-2024-49950 Bluetooth: L2CAP: Fix uaf in l2cap_connect

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix uaf in l2capconnect Syzbot reported BUG: KASAN: slab-use-after-free in l2capconnect.constprop.0+0x10d8/0x1270 net/bluetooth/l2capcore.c:3949 Read of size 8 at addr ffff8880241e9800 by task kworker/u9:0/54 CP...

CVE-2024-49950 Bluetooth: L2CAP: Fix uaf in l2cap_connect

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix uaf in l2capconnect Syzbot reported BUG: KASAN: slab-use-after-free in l2capconnect.constprop.0+0x10d8/0x1270 net/bluetooth/l2capcore.c:3949 Read of size 8 at addr ffff8880241e9800 by task kworker/u9:0/54 CP...

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 Bluetooth L2CAP protocol post-release reuse issue in l2capconnect...

SUSE-SU-2024:3499-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP2 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-48791: Fix use-after-free for aborted TMF sastask bsc1228002 - CVE-2024-44947: Initialize beyond-EOF page contents before setting uptodate bsc1229454. -...

SUSE-SU-2024:3408-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-41062: Sync sock recv cb and release bsc1228576. - CVE-2024-44947: Initialize beyond-EOF page contents before setting uptodate bsc1229454. - CVE-2024-43883:...

SUSE-SU-2024:3249-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-44947: Initialize beyond-EOF page contents before setting uptodate bsc1229454. - CVE-2022-48919: Fix double free race when mount fails in cifsgetroot...

Unbreakable Enterprise kernel security update

5.4.17-2136.334.6 - loop: Fix a race between loop detach and loop open Gulam Mohamed Orabug: 36197800 - x86/bhi: Do not enable unnecessary BHI mitigation in OCI and Exadata VMs Alexandre Chartre Orabug: 36672495 - x86/bhi: Avoid warning in DB handler due to BHI mitigation Alexandre Chartre Orabug...

Unbreakable Enterprise kernel-container security update

5.4.17-2136.334.6.el7 - loop: Fix a race between loop detach and loop open Gulam Mohamed Orabug: 36197800 - x86/bhi: Do not enable unnecessary BHI mitigation in OCI and Exadata VMs Alexandre Chartre Orabug: 36672495 - x86/bhi: Avoid warning in DB handler due to BHI mitigation Alexandre Chartre...

SUSE CVE-2024-41062

In the Linux kernel, the following vulnerability has been resolved: bluetooth/l2cap: sync sock recv cb and release The problem occurs between the system call to close the sock and hcirxwork, where the former releases the sock and the latter accesses it without lock protection. CPU0 CPU1 ---- ----...

CVE-2024-41062

In the Linux kernel, the following vulnerability has been resolved: bluetooth/l2cap: sync sock recv cb and release The problem occurs between the system call to close the sock and hcirxwork, where the former releases the sock and the latter accesses it without lock protection. CPU0 CPU1 ---- ----...

UBUNTU-CVE-2024-41062

In the Linux kernel, the following vulnerability has been resolved: bluetooth/l2cap: sync sock recv cb and release The problem occurs between the system call to close the sock and hcirxwork, where the former releases the sock and the latter accesses it without lock protection. CPU0 CPU1 ---- ----...

CVE-2024-41062 bluetooth/l2cap: sync sock recv cb and release

In the Linux kernel, the following vulnerability has been resolved: bluetooth/l2cap: sync sock recv cb and release The problem occurs between the system call to close the sock and hcirxwork, where the former releases the sock and the latter accesses it without lock protection. CPU0 CPU1 ---- ----...

CVE-2024-41062 bluetooth/l2cap: sync sock recv cb and release

In the Linux kernel, the following vulnerability has been resolved: bluetooth/l2cap: sync sock recv cb and release The problem occurs between the system call to close the sock and hcirxwork, where the former releases the sock and the latter accesses it without lock protection. CPU0 CPU1 ---- ----...

CVE-2024-41062

CVE-2024-41062 concerns the Linux kernel Bluetooth L2CAP path where a race can occur between sock_close releasing a socket and hci_rx_work accessing it. The root cause is a lack of lock protection around the socket during the transition, potentially allowing hci_rx_work to touch a freed sock. The...

CVE-2024-41062 bluetooth/l2cap: sync sock recv cb and release

In the Linux kernel, the following vulnerability has been resolved: bluetooth/l2cap: sync sock recv cb and release The problem occurs between the system call to close the sock and hcirxwork, where the former releases the sock and the latter accesses it without lock protection. CPU0 CPU1 ---- ----...

PT-2024-7594

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue occurs between the system call to close the sock and hci rx work, where the former releases the sock and the latter accesses it without lock protection. This can lead to a work...

The vulnerability of the l2cap_le_flowctl_init() function in the Linux kernel’s Bluetooth protocol implementation allows a attacker to cause a service failure.

The vulnerability of the l2capleflowctlinit function in the net/bluetooth/l2capcore.c module of the Linux operating system’s Bluetooth kernel implementation is related to the lack of input data validation. Exploiting this vulnerability could allow a remote attacker to cause service failures...

CVE-2024-36968

in linux kernel bluetooth L2CAP, l2capleflowctlinit can cause both div-by-zero and an integer overflow since hdev-lemtu may not fall in the valid range...

The vulnerability of the l2cap_connect() function in the Linux operating system’s Bluetooth kernel implementation allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the l2capconnect function in the net/bluetooth/l2capcore.c module of the Linux operating system’s Bluetooth kernel implementation is related to the reallocation of previously freed memory due to concurrent access to resources. Exploiting this vulnerability could allow an...