Null pointer dereference

A NULL pointer dereference flaw was found in the btrfsrmdevice function in fs/btrfs/volumes.c in the Linux Kernel, where triggering the bug requires ‘CAPSYSADMIN’. This flaw allows a local attacker to crash the system or leak kernel internal information. The highest threat from this vulnerability...

Design/Logic Flaw

A flaw was found in the permissions of a log file created by kexec-tools. This flaw allows a local unprivileged user to read this file and leak kernel internal information from a previous panic. The highest threat from this vulnerability is to confidentiality. This flaw affects kexec-tools shippe...

Linux kernel 资源管理错误漏洞

Linux kernel is the kernel used by the Linux Foundation's open source operating system, Linux. Linux kernel is vulnerable to a denial-of-service vulnerability caused by a "use before read" flaw in the sockgetsockopt function in net/core/sock.c. " flaw in the sockgetsockopt function in...

CVE-2021-20269

A flaw was found in the permissions of a log file created by kexec-tools. This flaw allows a local unprivileged user to read this file and leak kernel internal information from a previous panic. The highest threat from this vulnerability is to confidentiality. This flaw affects kexec-tools shippe...

CVE-2021-3739

CVE-2021-3739 is a local NULL pointer dereference in the Linux kernel’s btrfs_rm_device() (fs/btrfs/volumes.c) that requires CAP_SYS_ADMIN to trigger. The issue can crash the system or leak kernel information, with impact to availability and, to a lesser extent, confidentiality. Multiple connecte...

CVE-2021-3739

A NULL pointer dereference flaw was found in the btrfsrmdevice function in fs/btrfs/volumes.c in the Linux Kernel, where triggering the bug requires ‘CAPSYSADMIN’. This flaw allows a local attacker to crash the system or leak kernel internal information. The highest threat from this vulnerability...

CVE-2021-3743

An out-of-bounds OOB memory read flaw was found in the Qualcomm IPC router protocol in the Linux kernel. A missing sanity check allows a local attacker to gain access to out-of-bounds memory, leading to a system crash or a leak of internal kernel information. The highest threat from this...

CVE-2021-3743

An out-of-bounds OOB memory read flaw was found in the Qualcomm IPC router protocol in the Linux kernel. A missing sanity check allows a local attacker to gain access to out-of-bounds memory, leading to a system crash or a leak of internal kernel information. The highest threat from this...

Design/Logic Flaw

An out-of-bounds OOB memory read flaw was found in the Qualcomm IPC router protocol in the Linux kernel. A missing sanity check allows a local attacker to gain access to out-of-bounds memory, leading to a system crash or a leak of internal kernel information. The highest threat from this...

CVE-2021-3743

An out-of-bounds OOB memory read flaw was found in the Qualcomm IPC router protocol in the Linux kernel. A missing sanity check allows a local attacker to gain access to out-of-bounds memory, leading to a system crash or a leak of internal kernel information. The highest threat from this...

PT-2022-2846 · Linux +9 · Linux Kernel +9

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A kernel information leak flaw was identified in the scsi ioctl function in drivers/scsi/scsi ioctl.c in the Linux kernel. This flaw allows a local attacker with special user privilege...

CVE-2021-4203

A use-after-free read flaw was found in sockgetsockopt in net/core/sock.c due to SOPEERCRED and SOPEERGROUPS race with listen and connect in the Linux kernel. In this flaw, an attacker with a user privileges may crash the system or leak internal kernel information. Mitigation Mitigation for this...

CVE-2021-39636

In doiptgetctl and doiptsetctl of iptables.c, there is a possible way to leak kernel information due to uninitialized data. This could lead to local information disclosure with system execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android...

CVE-2021-39636

In doiptgetctl and doiptsetctl of iptables.c, there is a possible way to leak kernel information due to uninitialized data. This could lead to local information disclosure with system execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android...

UBUNTU-CVE-2021-39636

In doiptgetctl and doiptsetctl of iptables.c, there is a possible way to leak kernel information due to uninitialized data. This could lead to local information disclosure with system execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android...

CVE-2021-39636

In doiptgetctl and doiptsetctl of iptables.c, there is a possible way to leak kernel information due to uninitialized data. This could lead to local information disclosure with system execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android...

CVE-2021-1048

A use-after-free flaw was found in Linux kernel's eploopcheckproc in fs/eventpoll.c function in the filesystem. This flaw could allow an attacker to crash the system while polling for a file that is already committed to destruction. This vulnerability could lead to a kernel information leak and a...

Google Android 竞争条件问题漏洞

Google Android is a Linux-based open source operating system from Google Inc. A security vulnerability exists in Google Android 11, which stems from an information disclosure vulnerability in the system's Kernel components Kernel...

Google Android 安全漏洞

Google Android is a Linux-based open source operating system from Google, Inc. The vulnerability stems from a kernel information leak in doiptgetctl and doiptsetctl of iptables.c due to uninitialized data. An attacker could exploit this vulnerability to cause an information leak...

SUSE-SU-2021:3877-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - Unprivileged BPF has been disabled by default to reduce attack surface as too many security issues have happened in the past jscSLE-22573 You can reenable via...