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 an out-of-bounds access to the ttydriverlookuptty function...

CVE-2023-53805

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CVE-2023-53805

CVE-2023-53805 is a Linux kernel issue affecting the TTY GSM driver (tty/n_gsm). The vulnerability arises from a use-after-free in gsm_cleanup_mux() caused by an improperly cleaned gsm->dlci pointer after gsm_dlci_release, leaving a dangling pointer and freeing/accessing gsm->dlci[0] in sub...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989359)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989359 advisory. In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fix stack information leak The tty driver name is used also after registering the...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987088)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987088 advisory. In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fix module reference leak A reference to the carrier module was taken on every op...

EUVD-2025-13170

Malicious code in bioql PyPI...

OESA-2025-1821 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: add sanity check for gsm-receive in gsmreceivebuf A null pointer dereference can happen when attempting to access the "gsm-receive" function in...

CVE-2022-50019

CVE-2022-50019 concerns the Linux kernel tty: serial path, specifically the ucc_uart.c refcount leak. In soc_info(), of_find_node_by_type() may return a node pointer with an incremented refcount that is not released, leading to a resource leak. The documented fix is to call of_node_put() when the...

tty: xilinx_uartps: split sysrq handling

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SUSE CVE-2022-49724

In the Linux kernel, the following vulnerability has been resolved: tty: goldfish: Fix freeirq on remove Pass the correct devid to freeirq to fix this splat when the driver is unbound: WARNING: CPU: 0 PID: 30 at kernel/irq/manage.c:1895 freeirq Trying to free already-free IRQ 65 Call Trace:...

CVE-2022-49724

CVE-2022-49724 affects the Linux kernel’s goldfish TTY driver. The bug arises from passing an incorrect dev_id to free_irq() during driver removal, which can lead to a splat and attempts to free an already-free IRQ (IRQ 65). A fix was implemented to pass the correct dev_id in the remove path (gol...

CVE-2022-49307

CVE-2022-49307 : In the Linux kernel, the tty synclink_gt driver can trigger a null-pointer dereference in slgt_clean() when alloc_hdlcdev() fails and the module is removed. Affected component: the synclink_gt (tty) HDLC driver path in the kernel. The root cause is a null dereference of info->...

CVE-2022-49307

In the Linux kernel, the following vulnerability has been resolved: tty: synclinkgt: Fix null-pointer-dereference in slgtclean When the driver fails at allochdlcdev, and then we remove the driver module, we will get the following splat: 25.065966 general protection fault, probably for non-canonic...

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 the goldfishtty driver not properly passing the devid to freeirq on removal...

The vulnerability of the gsm_dlci_config() function in the TTY driver (drivers/tty/n_gsm.c) of the Linux kernel allows a hacker to increase their privileges.

The vulnerability of the gsmdlciconfig function in the TTY driver drivers/tty/ngsm.c of the Linux kernel is related to the reallocation of previously freed memory due to concurrent access to resources. Exploiting this vulnerability can allow an attacker to increase their privileges...

The vulnerability of the gsm_cleanup_mux() function in the TTY driver (drivers/tty/n_gsm.c) of the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the gsmcleanupmux function in the TTY driver drivers/tty/ngsm.c of the Linux operating system is related to the state of the race condition. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2024-50073 tty: n_gsm: Fix use-after-free in gsm_cleanup_mux

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: Fix use-after-free in gsmcleanupmux BUG: KASAN: slab-use-after-free in gsmcleanupmux+0x77b/0x7b0 drivers/tty/ngsm.c:3160 ngsm Read of size 8 at addr ffff88815fe99c00 by task poc/3379 CPU: 0 UID: 0 PID: 3379 Comm: poc N...

CLSA-2024-1723495305 Fix of 19 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-42068 - bpf: Take return from setmemoryro into account with bpfproglockro CVE-url: https://ubuntu.com/security/CVE-2024-42079 - gfs2: Fix NULL pointer dereference in gfs2logflush CVE-url: https://ubuntu.com/security/CVE-2024-42226 - usb: xhci: prevent...

CLSA-2024-1722535359 Fix of 18 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-25739 - ubi: Check for too small LEB size in VTBL code Bionic update: upstream stable patchset 2021-06-01 LP: 1930472 // CVE- url: https://ubuntu.com/security/CVE-2021-46960 - cifs: Return correct error code from smb2getenckey CVE-url:...

Linux kernel security vulnerabilities

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 the tty driver failing to provide an option to reject new ldiscs when processing line discipline identifiers...