Linux kernel competitive conditions vulnerability (CNVD-2021-22855)

The Linux kernel is a computer operating system kernel written in C and assembly language, compliant with the POSIX standard, and distributed under the GNU General Public License. A competitive condition vulnerability exists in getoldroot in fs/btrfs/ctree.c in Linux kernel 5.11.8 and earlier. Th...

DEBIAN-CVE-2021-28964

A race condition was discovered in getoldroot in fs/btrfs/ctree.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service BUG because of a lack of locking on an extent buffer before a cloning operation, aka CID-dbcc7d57bffc...

PT-2021-8265

Name of the Vulnerable Software and Affected Versions Linux kernel versions 5.12.0-rc3 and earlier Description The vulnerability is related to incorrect locking in the state change sk callback of the nvmet-tcp module. This can cause a deadlock when running nvmet-tcp and nvme-tcp on the same syste...

kernel: locking issue in drivers/tty/tty_jobctrl.c can lead to an use-after-free

A locking vulnerability was found in the tty subsystem of the Linux kernel in drivers/tty/ttyjobctrl.c. This flaw allows a local attacker to possibly corrupt memory or escalate privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability...

Important: Red Hat Security Advisory: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 7.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is availabl...

RHEL 7 : kpatch-patch (RHSA-2021:0940)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:0940 advisory. This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel. Security Fixe...

CentOS 7 : kernel (RHSA-2021:0856)

The remote CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0856 advisory. - In the Linux kernel before 5.3.9, there are multiple out-of-bounds write bugs that can be caused by a malicious USB device in the Linux kernel HID...

RHEL 7 : kernel (RHSA-2021:0856)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0856 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Local buffer overflow in...

RHEL 7 : kernel-rt (RHSA-2021:0857)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0857 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

kernel: locking issue in drivers/tty/tty_jobctrl.c can lead to an use-after-free

A locking vulnerability was found in the tty subsystem of the Linux kernel in drivers/tty/ttyjobctrl.c. This flaw allows a local attacker to possibly corrupt memory or escalate privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

kernel: locking issue in drivers/tty/tty_jobctrl.c can lead to an use-after-free

A locking vulnerability was found in the tty subsystem of the Linux kernel in drivers/tty/ttyjobctrl.c. This flaw allows a local attacker to possibly corrupt memory or escalate privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability...

Important: Red Hat Security Advisory: kernel-rt security and bug fix update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available f...

Important: Red Hat Security Advisory: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is availabl...

RHEL 8 : kernel (RHSA-2021:0765)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0765 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: bad kfree in auditfilter.c may...

RHEL 8 : kpatch-patch (RHSA-2021:0689)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0689 advisory. This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel...

Apple macOS process_token_BindQueryStoreRegisterToMemoryList Time-Of-Check Time-Of-Use Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Apple macOS. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the AppleIntelKBLGraphic...

kernel: locking issue in drivers/tty/tty_jobctrl.c can lead to an use-after-free

A locking vulnerability was found in the tty subsystem of the Linux kernel in drivers/tty/ttyjobctrl.c. This flaw allows a local attacker to possibly corrupt memory or escalate privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

RHEL 8 : kernel-rt (RHSA-2021:0537)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0537 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...