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CVE-2018-7492

Status Candidate

Overview

A NULL pointer dereference was found in the net/rds/rdma.c __rds_rdma_map() function in the Linux kernel before 4.14.7 allowing local attackers to cause a system panic and a denial-of-service, related to RDS_GET_MR and RDS_GET_MR_FOR_DEST.

Related Files

Ubuntu Security Notice USN-3677-2
Posted Jun 12, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3677-2 - USN-3677-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.10. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 17.10 for Ubuntu 16.04 LTS. It was discovered that the netfilter subsystem of the Linux kernel did not properly validate ebtables offsets. 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-2018-1068, CVE-2018-1092, CVE-2018-7492, CVE-2018-8087, CVE-2018-8781
SHA-256 | c1953b1b76f2fb20d0c04031dff7e5d9392ec2f294f04ffe2f9f4493d60089fc
Ubuntu Security Notice USN-3677-1
Posted Jun 12, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3677-1 - It was discovered that the netfilter subsystem of the Linux kernel did not properly validate ebtables offsets. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly handle corrupted meta data in some situations. An attacker could use this to specially craft an ext4 file system that caused a denial of service when mounted. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, kernel, local
systems | linux, ubuntu
advisories | CVE-2018-1068, CVE-2018-1092, CVE-2018-7492, CVE-2018-8087, CVE-2018-8781
SHA-256 | b9917730793499eb901655a084ddb9a923d7d0df94773d6f89265ffa68e26866
Ubuntu Security Notice USN-3674-2
Posted Jun 11, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3674-2 - USN-3674-1 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 the netfilter subsystem of the Linux kernel did not properly validate ebtables offsets. 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-2017-0627, CVE-2018-1068, CVE-2018-7492, CVE-2018-8781
SHA-256 | d9670de8ee5732e1f317876d13852a8d12a2013a36b3d7dd2d941db95d255de8
Ubuntu Security Notice USN-3674-1
Posted Jun 11, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3674-1 - It was discovered that the netfilter subsystem of the Linux kernel did not properly validate ebtables offsets. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that a NULL pointer dereference existed in the RDS protocol 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, arbitrary, kernel, local, protocol
systems | linux, ubuntu
advisories | CVE-2017-0627, CVE-2018-1068, CVE-2018-7492, CVE-2018-8781
SHA-256 | d808284e76889914a80353a1e3422eace8b93049648e16d9582cece4693fb7c1
Debian Security Advisory 4187-1
Posted May 3, 2018
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4187-1 - 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-2015-9016, CVE-2017-0861, CVE-2017-13166, CVE-2017-13220, CVE-2017-16526, CVE-2017-16911, CVE-2017-16912, CVE-2017-16913, CVE-2017-16914, CVE-2017-18017, CVE-2017-18203, CVE-2017-18216, CVE-2017-18232, CVE-2017-18241, CVE-2017-5715, CVE-2017-5753, CVE-2018-1000004, CVE-2018-1000199, CVE-2018-1066, CVE-2018-1068, CVE-2018-1092, CVE-2018-5332, CVE-2018-5333, CVE-2018-5750, CVE-2018-5803, CVE-2018-6927, CVE-2018-7492
SHA-256 | e47605adb85ececbd4ae2974c9376652991663a139c1e597e8d245b3700d48a9
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