kernel: child process is able to access parent mm through hfi dev file handle

A flaw use after free in the Linux kernel infiniband hfi1 driver was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system...

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

An update for kernel is now available for Red Hat Enterprise Linux 7.7 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 and bug fix update

An update for kernel 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 available for...

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...

The vulnerability of the infiniband HFI1 driver in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the Linux operating system’s infiniband HFI1 driver relates to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to cause a service failure, after opening the dev and fork files...

Denial Of Service (DoS)

linux is vulnerable to denial of service DoS. The vulnerability exists through a use after free in the Linux kernel infiniband hfi1 driver, found in the way user calls Ioctl after open dev file and fork...

SUSE SLES15 Security Update : kernel (SUSE-SU-2021:0438-1)

The SUSE Linux Enterprise 15 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2021-3348: Fixed a use-after-free in nbdaddsocket that could be triggered by local attackers with access to the nbd device via an I/O request at a certain point...

openSUSE Security Update : the Linux Kernel (openSUSE-2021-60)

The openSUSE Leap 15.2 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : - CVE-2020-27835: A use after free in the Linux kernel infiniband hfi1 driver was found in the way user calls Ioctl after open dev file and fork. A local user could use thi...

Linux kernel resource management error vulnerability (CNVD-2021-19428)

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 Linux kernel infiniband hfi1 driver versions prior to 5.10-rc6, which can be exploited by a local attacker to crash the system...

CVE-2020-27835

A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system...

CVE-2020-27835

A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system...

DEBIAN-CVE-2020-27835

A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system...

Design/Logic Flaw

A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system...

CVE-2020-27835

A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system...

UBUNTU-CVE-2020-27835

A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system...

CVE-2020-27835

A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system...

CVE-2020-27835

CVE-2020-27835 affects the Linux kernel infiniband hfi1 driver, with versions prior to 5.10-rc6 vulnerable. Root cause is a use-after-free in the IOCTL path after dev file open and fork, allowing a local user to crash the system. Remediation per connected advisories (Unity Linux UTSA-2026-004235/...

CVE-2020-27835

A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system...

Linux kernel 资源管理错误漏洞

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 Linux kernel infiniband hfi1 driver versions prior to 5.10-rc6, which can be exploited by a local attacker to crash the system...

kernel security and bug fix update

3.10.0-1160.11.1.OL7 - Oracle Linux certificates Ilya Okomin - Oracle Linux RHCK Module Signing Key was compiled into kernel [email protected] - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and shim-x64 slotsret under spinlockirq protection Rafael...