CVE-2021-47401

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 driver and must specifically not be allocated on the stack to avoid leaking information to user space or triggering an oops. Driver...

CVE-2021-47401 ipack: ipoctal: fix stack information leak

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 driver and must specifically not be allocated on the stack to avoid leaking information to user space or triggering an oops. Driver...

CVE-2021-47401 ipack: ipoctal: fix stack information leak

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 driver and must specifically not be allocated on the stack to avoid leaking information to user space or triggering an oops. Driver...

Design/Logic Flaw

In the Linux kernel, the following vulnerability has been resolved: Revert "tty: ngsm: fix UAF in gsmcleanupmux" This reverts commit 9b9c8195f3f0d74a826077fc1c01b9ee74907239. The commit above is reverted as it did not solve the original issue. gsmcleanupmux tries to free up the virtual ttys by...

CVE-2023-52564 Revert "tty: n_gsm: fix UAF in gsm_cleanup_mux"

In the Linux kernel, the following vulnerability has been resolved: Revert "tty: ngsm: fix UAF in gsmcleanupmux" This reverts commit 9b9c8195f3f0d74a826077fc1c01b9ee74907239. The commit above is reverted as it did not solve the original issue. gsmcleanupmux tries to free up the virtual ttys by...

PT-2023-8791 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to a null pointer dereference in the Linux kernel. The gsm cleanup mux function tries to free up virtual ttys by calling gsm dlci release for each available DLCI...

UBUNTU-CVE-2023-31082

An issue was discovered in drivers/tty/ngsm.c in the Linux kernel 6.2. There is a sleeping function called from an invalid context in gsmldwrite, which will block the kernel. Note: This has been disputed by 3rd parties as not a valid vulnerability...

An issue was discovered in the Linux kernel through 6.2.0-rc2. drivers/tty/vcc.c has a race condition and resultant use-after-free if a physically proximate attacker removes a VCC device while calling open() aka a race condition between vcc_open() and vcc_remove().

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SUSE CVE-2020-8648

There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the nttyreceivebufcommon function in drivers/tty/ntty.c...

SUSE CVE-2021-20219

A denial of service vulnerability was found in nttyreceivecharspecial in drivers/tty/ntty.c of the Linux kernel. In this flaw a local attacker with a normal user privilege could delay the loop due to a changing ldata-readhead, and a missing sanity check and cause a threat to the system availabili...

Ubuntu: Security Advisory (USN-1074-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

GSD-2022-1003940 drivers: tty: serial: Fix deadlock in sa1100_set_termios()

drivers: tty: serial: Fix deadlock in sa1100settermios This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.283 by commit...

Important: kernel

Issue Overview: A flaw was found in the Linux kernel. A use-after-free memory flaw was found in the perf subsystem allowing a local attacker with permission to monitor perf events to corrupt memory and possibly escalate privileges. The highest threat from this vulnerability is to data...

kernel: use-after-free in n_tty_receive_buf_common function in drivers/tty/n_tty.c

A use-after-free flaw was found in the Linux kernel console driver when using the copy-paste buffer. This flaw allows a local user to crash the system...

CVE-2021-20219

A denial of service vulnerability was found in nttyreceivecharspecial in drivers/tty/ntty.c of the Linux kernel. In this flaw a local attacker with a normal user privilege could delay the loop due to a changing ldata-readhead, and a missing sanity check and cause a threat to the system availabili...

CVE-2021-20219

A denial of service vulnerability was found in nttyreceivecharspecial in drivers/tty/ntty.c of the Linux kernel. In this flaw a local attacker with a normal user privilege could delay the loop due to a changing ldata-readhead, and a missing sanity check and cause a threat to the system availabili...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-4751-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4751-1 advisory. It was discovered that the console keyboard driver in the Linux kernel contained a race condition. A local attacker could use this to expose sensitive...

USN-4680-1: Linux kernel vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Description It was discovered that debugfs in the Linux kernel as used by blktrace contained a use-after-free in some situations. A privileged local attacker could possibly use this to cause a denial of service syste...

Ubuntu: Security Advisory (USN-4681-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-4681-1 linux, linux-aws, linux-kvm, linux-lts-xenial, linux-raspi2, linux-snapdragon vulnerabilities

Ryan Hall discovered that the Intel 700 Series Ethernet Controllers driver in the Linux kernel did not properly deallocate memory in some conditions. A local attacker could use this to cause a denial of service kernel memory exhaustion. CVE-2019-0148 It was discovered that the console keyboard...