USN-4576-1: Linux kernel vulnerabilities

Hadar Manor discovered that the DCCP protocol implementation in the Linux kernel improperly handled socket reuse, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-16119 Jay Shin...

Ubuntu: Security Advisory (USN-4577-1)

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 / 18.04 LTS : Linux kernel vulnerabilities (USN-4578-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4578-1 advisory. Hadar Manor discovered that the DCCP protocol implementation in the Linux kernel improperly handled socket reuse, leading to a use-after-free...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4577-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4577-1 advisory. Hadar Manor discovered that the DCCP protocol implementation in the Linux kernel improperly handled socket reuse, leading to a use-after-free...

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...

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...

CVE-2020-16119

Use-after-free vulnerability in the Linux kernel exploitable by a local attacker due to reuse of a DCCP socket with an attached dccpshctxccid object as a listener after being released. Fixed in Ubuntu Linux kernel 5.4.0-51.56, 5.3.0-68.63, 4.15.0-121.123, 4.4.0-193.224, 3.13.0.182.191 and...

PT-2020-6166

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.4.0-51.56 Linux kernel versions prior to 5.3.0-68.63 Linux kernel versions prior to 4.15.0-121.123 Linux kernel versions prior to 4.4.0-193.224 Linux kernel versions prior to 3.13.0.182.191 Linux kernel version...

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...

Buffer Over-read

tcpdump is vulnerable to buffer over-read. The DCCP parser in tcpdump has a buffer over-read in print-dccp.c:dccpprintoption...

F5 Networks BIG-IP : Multiple tcpdump vulnerabilities (K44551633)

The version of F5 Networks BIG-IP installed on the remote host is prior to 13.1.4.1 / 14.1.3.1 / 15.1.3 / 16.0.0. It is, therefore, affected by a vulnerability as referenced in the K44551633 advisory. CVE-2018-14881The BGP parser in tcpdump before 4.9.3 has a buffer over-read in print-...

Denial Of Service (DoS)

kernel is vulnerable to denial of service. The vulnerability exists due to a flaw in the Datagram Congestion Control Protocol DCCP packets in the skbheaderpointer function allowing an attacker to send a maliciously crafted DCCP packet to crash the system...

EulerOS 2.0 SP3 : tcpdump (EulerOS-SA-2020-1437)

According to the versions of the tcpdump package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - tcpdump before 4.9.3 mishandles the printing of SMB data issue 1 of 2.CVE-2018-10103 - tcpdump before 4.9.3 mishandles the printing of SMB data...

Denial Of Service (DoS)

The kernel is vulnerable to denial of service DoS. An integer underflow flaw, leading to a buffer overflow, was found in the Linux kernel's Datagram Congestion Control Protocol DCCP implementation. This could allow a remote attacker to cause a denial of service...

Denial Of Service (DoS)

kernel is vulnerable to denial of service DoS. The vulnerability exists as a flaw in the dccprcvstateprocess function could allow a remote attacker to cause a denial of service, even when the socket was already closed...

Denial Of Service (DoS)

kernel is vulnerable to denial of service DoS. The vulnerability exists as an integer overflow was discovered in the Linux kernel Datagram Congestion Control Protocol DCCP implementation. This could allow a remote attacker to cause a denial of service. By default, remote DCCP is blocked by SELinu...

Arbitrary Code Execution

kernel is vulnerable to arbitrary code execution. A missing length validation check in the Linux kernel DCCP module reconciliation feature allows a local unprivileged user to cause a heap overflow, gaining privileges for arbitrary code execution...

CVE-2017-9076

The IPv6 DCCP implementation in the Linux kernel mishandles inheritance, which allows local users to cause a denial of service or possibly have unspecified other impact via crafted system calls, a related issue to CVE-2017-8890. An unprivileged local user could use this flaw to induce kernel memo...

Important: kernel-livepatch-4.14.165-133.209

Issue Overview: An issue was discovered in the Linux kernel before 5.0.10. SMB2negotiate in fs/cifs/smb2pdu.c has an out-of-bounds read because data structures are incompletely updated after a change from smb30 to smb21.CVE-2019-15918 In the Linux kernel before 5.1, there is a memory leak in...

Medium: kernel-livepatch-4.14.165-131.185

Issue Overview: In the Linux kernel before 5.1, there is a memory leak in featregistersp in net/dccp/feat.c, which may cause denial of service, aka CID-1d3ff0950e2b.CVE-2019-20096 Affected Packages: kernel-livepatch-4.14.165-131.185 Issue Correction: Please ensure you have live patching enabled...