Ubuntu: Security Advisory (USN-4579-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 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...

Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-4579-1)

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4579-1 advisory. Hadar Manor discovered that the DCCP protocol implementation in the Linux kernel improperly handled socket reuse, leading to a use-after-free...

Huawei EulerOS: Security Advisory for kernel (EulerOS-SA-2020-2176)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 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...

EulerOS 2.0 SP9 : kernel (EulerOS-SA-2020-2176)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - The kernel package contains the Linux kernel vmlinuz, the core of any Linux operating system. The kernel handles the basic functions of the...

Unbreakable Enterprise kernel security update

4.1.12-124.43.4 - kvm: fix kvmioctlcreatedevice reference counting CVE-2019-6974 Jann Horn Orabug: 29434845 CVE-2019-6974 - KVM: nVMX: unconditionally cancel preemption timer in freenested CVE-2019-7221 Peter Shier Orabug: 29434898 CVE-2019-7221 - KVM: x86: work around leak of uninitialized stack...

Amazon Linux 2 : kernel (ALAS-2020-1495)

The version of kernel installed on the remote host is prior to 4.14.198-152.320. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2020-1495 advisory. In the Linux kernel 5.0.21 and 5.3.11, mounting a crafted btrfs filesystem image, performing some operations, and...

A race condition between hugetlb sysctl handlers in mm/hugetlb.c in the Linux kernel before 5.8.8 could be used by local attackers to corrupt memory cause a NULL pointer dereference or possibly have unspecified other impact aka CID-17743798d812.

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CVE-2020-25285

A flaw was found in the Linux kernels sysctl handling code for hugepages management. When multiple root level processes would write to modify the /proc/sys/vm/nrhugepages file it could create a race on internal variables leading to a system crash or memory corruption. Mitigation Mitigation for th...

Linux kernel null pointer dereference vulnerability (CNVD-2020-52031)

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 null pointer dereference vulnerability exists in Linux kernel versions prior to 5.8.8. The vulnerability stems from...

DEBIAN-CVE-2020-25285

A race condition between hugetlb sysctl handlers in mm/hugetlb.c in the Linux kernel before 5.8.8 could be used by local attackers to corrupt memory, cause a NULL pointer dereference, or possibly have unspecified other impact, aka CID-17743798d812...

UBUNTU-CVE-2020-25285

A race condition between hugetlb sysctl handlers in mm/hugetlb.c in the Linux kernel before 5.8.8 could be used by local attackers to corrupt memory, cause a NULL pointer dereference, or possibly have unspecified other impact, aka CID-17743798d812...

CVE-2020-25285

A race condition between hugetlb sysctl handlers in mm/hugetlb.c in the Linux kernel before 5.8.8 could be used by local attackers to corrupt memory, cause a NULL pointer dereference, or possibly have unspecified other impact, aka CID-17743798d812...

Race condition

A race condition between hugetlb sysctl handlers in mm/hugetlb.c in the Linux kernel before 5.8.8 could be used by local attackers to corrupt memory, cause a NULL pointer dereference, or possibly have unspecified other impact, aka CID-17743798d812...

CVE-2020-25285

CVE-2020-25285 is a race condition in the Linux kernel hugetlb sysctl handlers (mm/hugetlb.c) that could allow a local attacker to corrupt memory or trigger NULL pointer dereferences. Public docs (e.g., ChangeLog-5.8.8) indicate the fix was released in kernel 5.8.8; Ubuntu/Debian advisories refer...

CVE-2020-25285

A race condition between hugetlb sysctl handlers in mm/hugetlb.c in the Linux kernel before 5.8.8 could be used by local attackers to corrupt memory, cause a NULL pointer dereference, or possibly have unspecified other impact, aka CID-17743798d812...

CVE-2020-25285: Concurrent Execution using Shared Resource with Improper Synchronization

A race condition between hugetlb sysctl handlers in mm/hugetlb.c in the Linux kernel before 5.8.8 could be used by local attackers to corrupt memory, cause a NULL pointer dereference, or possibly have unspecified other impact, aka CID-17743798d812...

CVE-2020-10774

A flaw memory disclosure flaw was found in the Linux kernel’s sysctl subsystem in reading the /proc/sys/kernel/rhfeatures file. This flaw allows a local user to read uninitialized values from the kernel memory. The highest threat from this vulnerability is to confidentiality. Mitigation Mitigatio...

kernel: integer overflow in tcp_ack_update_rtt in net/ipv4/tcp_input.c

A flaw was reported in the Linux kernel's TCP subsystem while calculating a packet round trip time, when a sysctl parameter /proc/sys/net/ipv4/tcpminrttwlen is set incorrectly. This causes an integer overflow which can lead to a denial Of service DOS attack...

kernel: Null pointer dereference in drop_sysctl_table() in fs/proc/proc_sysctl.c

A flaw was found in the Linux kernel’s implementation of dropping sysctl entries. A local attacker who has access to load modules on the system can trigger a condition during module load failure and panic the system...

Denial Of Service (DoS)

kernel is vulnerable to denial of service. A flaw in the Linux kernel's Stream Control Transmission Protocol SCTP implementation could allow a remote attacker to cause a denial of service if the sysctl "net.sctp.addipenable" and "authenable" variables were turned on they are off by default...