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CVE-2018-14734

Status Candidate

Overview

drivers/infiniband/core/ucma.c in the Linux kernel through 4.17.11 allows ucma_leave_multicast to access a certain data structure after a cleanup step in ucma_process_join, which allows attackers to cause a denial of service (use-after-free).

Related Files

Ubuntu Security Notice USN-3849-1
Posted Dec 21, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3849-1 - It was discovered that a NULL pointer dereference existed in the keyring subsystem of the Linux kernel. A local attacker could use this to cause a denial of service. It was discovered that a race condition existed in the raw MIDI driver for the Linux kernel, leading to a double free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, kernel, local
systems | linux, ubuntu
advisories | CVE-2017-2647, CVE-2018-10902, CVE-2018-12896, CVE-2018-14734, CVE-2018-16276, CVE-2018-18386, CVE-2018-18690, CVE-2018-18710
MD5 | ab84b9e247a45108e4c874fdfe0f245f
Ubuntu Security Notice USN-3849-2
Posted Dec 21, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3849-2 - USN-3849-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 ESM. It was discovered that a NULL pointer dereference existed in the keyring subsystem of the Linux kernel. A local attacker could use this to cause a denial of service. Various other issues were also addressed.

tags | advisory, denial of service, kernel, local, vulnerability
systems | linux, ubuntu
advisories | CVE-2017-2647, CVE-2018-10902, CVE-2018-12896, CVE-2018-14734, CVE-2018-16276, CVE-2018-18386, CVE-2018-18690, CVE-2018-18710
MD5 | 1ad97b490d8d1e9628e77408ea2c2d1b
Ubuntu Security Notice USN-3847-3
Posted Dec 21, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3847-3 - USN-3847-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux kernel for Microsoft Azure Cloud systems for Ubuntu 14.04 LTS. It was discovered that a race condition existed in the raw MIDI driver for the Linux kernel, leading to a double free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, kernel, local, vulnerability
systems | linux, ubuntu
advisories | CVE-2018-10902, CVE-2018-12896, CVE-2018-14734, CVE-2018-16276, CVE-2018-18445, CVE-2018-18690, CVE-2018-18710
MD5 | b186fc2a923abf5659c017b5ea42a3c3
Kernel Live Patch Security Notice LSN-0046-1
Posted Dec 20, 2018
Authored by Benjamin M. Romer

It was discovered that an integer overflow vulnerability existed in the CDRom driver of the Linux kernel. A local attacker could use this to expose sensitive information (kernel memory). It was discovered that a race condition existed in the raw MIDI driver for the Linux kernel, leading to a double free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, overflow, arbitrary, kernel, local
systems | linux
advisories | CVE-2017-5753, CVE-2018-10880, CVE-2018-10902, CVE-2018-14734, CVE-2018-16276, CVE-2018-16658, CVE-2018-18445, CVE-2018-18690, CVE-2018-18710, CVE-2018-9363
MD5 | 62b6f4b7e6e1fd65e163f970baba56dc
Ubuntu Security Notice USN-3847-2
Posted Dec 20, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3847-2 - USN-3847-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 18.04 LTS for Ubuntu 16.04 LTS. It was discovered that a race condition existed in the raw MIDI driver for the Linux kernel, leading to a double free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, kernel, local, vulnerability
systems | linux, ubuntu
advisories | CVE-2018-10902, CVE-2018-12896, CVE-2018-14734, CVE-2018-16276, CVE-2018-18445, CVE-2018-18690, CVE-2018-18710
MD5 | b0c6ce592d43ca8552efd6262de2cbbb
Ubuntu Security Notice USN-3847-1
Posted Dec 20, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3847-1 - It was discovered that a race condition existed in the raw MIDI driver for the Linux kernel, leading to a double free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that an integer overrun vulnerability existed in the POSIX timers implementation in the Linux kernel. A local attacker could use this to cause a denial of service. Various other issues were also addressed.

tags | advisory, denial of service, overflow, arbitrary, kernel, local
systems | linux, osx, ubuntu
advisories | CVE-2018-10902, CVE-2018-12896, CVE-2018-14734, CVE-2018-16276, CVE-2018-18445, CVE-2018-18690, CVE-2018-18710
MD5 | 5703c2f44fdffc67aa1c3e986372d1a0
Ubuntu Security Notice USN-3797-2
Posted Oct 23, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3797-2 - USN-3797-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. Noam Rathaus discovered that a use-after-free vulnerability existed in the Infiniband implementation in the Linux kernel. An attacker could use this to cause a denial of service. Various other issues were also addressed.

tags | advisory, denial of service, kernel, vulnerability
systems | linux, ubuntu
advisories | CVE-2018-10938, CVE-2018-14734, CVE-2018-16658, CVE-2018-9363
MD5 | 2eaab55602b22e543af8069fc04ce99a
Ubuntu Security Notice USN-3797-1
Posted Oct 23, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3797-1 - Noam Rathaus discovered that a use-after-free vulnerability existed in the Infiniband implementation in the Linux kernel. An attacker could use this to cause a denial of service. It was discovered that an integer overflow existed in the CD-ROM driver of the Linux kernel. A local attacker could use this to expose sensitive information. It was discovered that an integer overflow existed in the HID Bluetooth implementation in the Linux kernel that could lead to a buffer overwrite. An attacker could use this to cause a denial of service or possibly execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, overflow, arbitrary, kernel, local
systems | linux, ubuntu
advisories | CVE-2018-10938, CVE-2018-14734, CVE-2018-16658, CVE-2018-9363
MD5 | a42cb658880aceadf95b91ec149c338a
Debian Security Advisory 4308-1
Posted Oct 2, 2018
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4308-1 - Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks.

tags | advisory, denial of service, kernel, vulnerability
systems | linux, debian
advisories | CVE-2018-10902, CVE-2018-10938, CVE-2018-13099, CVE-2018-14609, CVE-2018-14617, CVE-2018-14633, CVE-2018-14678, CVE-2018-14734, CVE-2018-15572, CVE-2018-15594, CVE-2018-16276, CVE-2018-16658, CVE-2018-17182, CVE-2018-6554, CVE-2018-6555, CVE-2018-7755, CVE-2018-9363, CVE-2018-9516
MD5 | a1995d1e6eb105061c1bda57627f1054
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