RHEL 8 : kernel-rt (RHSA-2021:4875)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:4875 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

RHEL 8 : kernel (RHSA-2021:4871)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:4871 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: use-after-free in...

kernel: timer tree corruption leads to missing wakeup and system freeze

A flaw was found in the Linux kernel. A corrupted timer tree caused the task wakeup to be missing in the timerqueueadd function in lib/timerqueue.c. This flaw allows a local attacker with special user privileges to cause a denial of service, slowing and eventually stopping the system while runnin...

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

An update for kernel 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 for...

Important: Red Hat Security Advisory: kernel security 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...

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

An update for kernel is now available for Red Hat Enterprise Linux 8.4 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 for...

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 8.4 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...

kernel: timer tree corruption leads to missing wakeup and system freeze

A flaw was found in the Linux kernel. A corrupted timer tree caused the task wakeup to be missing in the timerqueueadd function in lib/timerqueue.c. This flaw allows a local attacker with special user privileges to cause a denial of service, slowing and eventually stopping the system while runnin...

kernel: timer tree corruption leads to missing wakeup and system freeze

A flaw was found in the Linux kernel. A corrupted timer tree caused the task wakeup to be missing in the timerqueueadd function in lib/timerqueue.c. This flaw allows a local attacker with special user privileges to cause a denial of service, slowing and eventually stopping the system while runnin...

Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Insufficient validation of user-supplied sizes for the MSGCRYPTO message type CVE-2021-43267 kernel: timer tree corruption leads to missing wakeup and system freeze CVE-2021-20317 For mor...

ALSA-2021:4647 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Insufficient validation of user-supplied sizes for the MSGCRYPTO message type CVE-2021-43267 kernel: timer tree corruption leads to missing wakeup and system freeze CVE-2021-20317 For mor...

RLSA-2021:4647 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Insufficient validation of user-supplied sizes for the MSGCRYPTO message type CVE-2021-43267 kernel: timer tree corruption leads to missing wakeup and system freeze CVE-2021-20317 For mor...

kernel security update

An update is available for kernel. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...

kernel-rt security and bug fix update

An update is available for kernel-rt. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel-rt packages provide the Real Time Linux Kernel, which enables...

RLSA-2021:4646 Important: kernel-rt security and bug fix update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: Insufficient validation of user-supplied sizes for the MSGCRYPTO message type CVE-2021-43267 kernel: timer tree corruption leads t...

UBUNTU-CVE-2021-20317

A flaw was found in the Linux kernel. A corrupted timer tree caused the task wakeup to be missing in the timerqueueadd function in lib/timerqueue.c. This flaw allows a local attacker with special user privileges to cause a denial of service, slowing and eventually stopping the system while runnin...