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. Linux kernel has a security vulnerability that stems from a vulnerability in the llc module...

The vulnerability of the llc_ui_sendmsg() function in the net/llc/af_llc.c module of the LLC2 protocol implementation in Linux’s operating system allows a hacker to cause a service failure.

The vulnerability of the llcuisendmsg function in the net/llc/afllc.c module of the LLC2 protocol implementation in Linux’s operating system is related to the use of incorrect data. Exploiting this vulnerability could allow an attacker to cause a service failure...

kernel: Information leak in l2cap_parse_conf_req in net/bluetooth/l2cap_core.c

An information leak vulnerability was found in the Linux kernel's implementation of logical link control and adaptation protocol L2CAP, part of the Bluetooth stack in the l2capparseconfreq function. An attacker with physical access within the range of standard Bluetooth transmission could use thi...

kernel: use-after-free in l2cap_sock_release in net/bluetooth/l2cap_sock.c

A flaw was found in l2capsockrelease in net/bluetooth/l2capsock.c in the Bluetooth subsystem in the Linux Kernel. This issue may allow a user to cause a use-after-free problem due to sk's children being mishandled...

kernel: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c

A use-after-free flaw was found in the Linux kernel's implementation of logical link control and adaptation protocol L2CAP, part of the Bluetooth stack in the l2capconnect and l2capleconnectreq functions. An attacker with physical access within the range of standard Bluetooth transmission could...

CVE-2023-41112

An issue was discovered in Samsung Mobile Processor, Wearable Processor, Automotive Processor, and Modem Exynos 9810, 9610, 9820, 980, 850, 1080, 2100, 2200, 1280, 1380, 1330, 9110, W920, Modem 5123, Modem 5300, and Auto T5123. A buffer copy, without checking the size of the input, can cause...

MediaTek Chip Security Breach

MediaTek chips are a variety of chips from MediaTek, a Chinese company called MediaTek. A security vulnerability exists in the MediaTek chips that stems from a lack of error handling in the 5G NRLC module, which could have invalid memory accesses, leading to a remote denial of service...

kernel: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c

A use-after-free flaw was found in the Linux kernel's implementation of logical link control and adaptation protocol L2CAP, part of the Bluetooth stack in the l2capconnect and l2capleconnectreq functions. An attacker with physical access within the range of standard Bluetooth transmission could...

kernel: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c

A use-after-free flaw was found in the Linux kernel's implementation of logical link control and adaptation protocol L2CAP, part of the Bluetooth stack in the l2capconnect and l2capleconnectreq functions. An attacker with physical access within the range of standard Bluetooth transmission could...

PT-2025-41117

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the Bluetooth subsystem of the Linux kernel. In the hci cs disconnect function, the system calls hci conn del even if the disconnection process fails...

kernel: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c

A use-after-free flaw was found in the Linux kernel's implementation of logical link control and adaptation protocol L2CAP, part of the Bluetooth stack in the l2capconnect and l2capleconnectreq functions. An attacker with physical access within the range of standard Bluetooth transmission could...

kernel: use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c

A use-after-free flaw was found in the Linux kernel’s L2CAP bluetooth functionality in how a user triggers a race condition by two malicious flows in the L2CAP bluetooth packets. This flaw allows a local or bluetooth connection user to crash the system or potentially escalate privileges...

kernel: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c

A use-after-free flaw was found in the Linux kernel's implementation of logical link control and adaptation protocol L2CAP, part of the Bluetooth stack in the l2capconnect and l2capleconnectreq functions. An attacker with physical access within the range of standard Bluetooth transmission could...

SUSE CVE-2006-4304

Buffer overflow in the sppp driver in FreeBSD 4.11 through 6.1, NetBSD 2.0 through 4.0 beta before 20060823, and OpenBSD 3.8 and 3.9 before 20060902 allows remote attackers to cause a denial of service panic, obtain sensitive information, and possibly execute arbitrary code via crafted Link Contr...

SUSE CVE-2012-0043

Buffer overflow in the reassemblemessage function in epan/dissectors/packet-rlc.c in the RLC dissector in Wireshark 1.4.x before 1.4.11 and 1.6.x before 1.6.5 allows remote attackers to cause a denial of service application crash or possibly execute arbitrary code via a series of fragmented RLC...

SUSE CVE-2012-5238

epan/dissectors/packet-ppp.c in the PPP dissector in Wireshark 1.8.x before 1.8.3 uses incorrect OUI data structures during the decoding of 1 PPP and 2 LCP data, which allows remote attackers to cause a denial of service assertion failure and application exit via a malformed packet...

SUSE CVE-2012-6544

The Bluetooth protocol stack in the Linux kernel before 3.6 does not properly initialize certain structures, which allows local users to obtain sensitive information from kernel stack memory via a crafted application that targets the 1 L2CAP or 2 HCI implementation...

SUSE CVE-2014-2283

epan/dissectors/packet-rlc in the RLC dissector in Wireshark 1.8.x before 1.8.13 and 1.10.x before 1.10.6 uses inconsistent memory-management approaches, which allows remote attackers to cause a denial of service use-after-free error and application crash via a crafted UMTS Radio Link Control...

SUSE CVE-2014-5164

The rlcdecodeli function in epan/dissectors/packet-rlc.c in the RLC dissector in Wireshark 1.10.x before 1.10.9 initializes a certain structure member only after this member is used, which allows remote attackers to cause a denial of service application crash via a crafted packet...

SUSE CVE-2016-6510

Off-by-one error in epan/dissectors/packet-rlc.c in the RLC dissector in Wireshark 1.12.x before 1.12.13 and 2.x before 2.0.5 allows remote attackers to cause a denial of service stack-based buffer overflow and application crash via a crafted packet...