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CVE-2019-16746

Status Candidate

Overview

An issue was discovered in net/wireless/nl80211.c in the Linux kernel through 5.2.17. It does not check the length of variable elements in a beacon head, leading to a buffer overflow.

Related Files

Red Hat Security Advisory 2020-1070-01
Posted Apr 1, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-1070-01 - The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Issues addressed include bypass, denial of service, information leakage, integer overflow, and use-after-free vulnerabilities.

tags | advisory, denial of service, overflow, kernel, vulnerability
systems | linux, redhat
advisories | CVE-2015-9289, CVE-2017-17807, CVE-2018-19985, CVE-2018-20169, CVE-2018-7191, CVE-2019-10207, CVE-2019-10638, CVE-2019-10639, CVE-2019-11190, CVE-2019-11884, CVE-2019-12382, CVE-2019-13233, CVE-2019-14283, CVE-2019-15916, CVE-2019-16746, CVE-2019-3901, CVE-2019-9503
SHA-256 | 6b93e72a941e31a33bc0ed2eb41a6d09d612a0c8a7df6721b2b19e60e9d46f8c
Red Hat Security Advisory 2020-1016-01
Posted Mar 31, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-1016-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include bypass, denial of service, information leakage, and use-after-free vulnerabilities.

tags | advisory, denial of service, kernel, vulnerability
systems | linux, redhat
advisories | CVE-2015-9289, CVE-2017-17807, CVE-2018-19985, CVE-2018-20169, CVE-2018-7191, CVE-2019-10207, CVE-2019-10638, CVE-2019-10639, CVE-2019-11190, CVE-2019-11884, CVE-2019-12382, CVE-2019-13233, CVE-2019-13648, CVE-2019-14283, CVE-2019-15916, CVE-2019-16746, CVE-2019-18660, CVE-2019-3901, CVE-2019-9503
SHA-256 | 5270d5021355b80a03bef2fa11d11ec5b8ab02fe18ec0a66da959c57bee345f6
Ubuntu Security Notice USN-4210-1
Posted Dec 3, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4210-1 - It was discovered that a buffer overflow existed in the 802.11 Wi-Fi configuration interface for the Linux kernel when handling beacon settings. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Nicolas Waisman discovered that the WiFi driver stack in the Linux kernel did not properly validate SSID lengths. A physically proximate 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, ubuntu
advisories | CVE-2019-16746, CVE-2019-17075, CVE-2019-17133, CVE-2019-19060, CVE-2019-19065, CVE-2019-19075
SHA-256 | 30dcba83225d056391d127bb31666d9c53928aa93a0e7694e6f60167f29b14af
Ubuntu Security Notice USN-4209-1
Posted Dec 3, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4209-1 - Jann Horn discovered that the OverlayFS and ShiftFS Drivers in the Linux kernel did not properly handle reference counting during memory mapping operations when used in conjunction with AUFS. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that a buffer overflow existed in the 802.11 Wi-Fi configuration interface for the Linux kernel when handling beacon settings. 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, overflow, arbitrary, kernel, local
systems | linux, ubuntu
advisories | CVE-2019-15794, CVE-2019-16746, CVE-2019-19076
SHA-256 | af74f433c67ce8c32217ce7ddea1e0aa863ae55b69e9c244cdbbc428d4d92911
Ubuntu Security Notice USN-4186-3
Posted Nov 14, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4186-3 - USN-4186-1 fixed vulnerabilities in the Linux kernel. It was discovered that the kernel fix for CVE-2019-0155 was incomplete on 64-bit Intel x86 systems. This update addresses the issue. Various other issues were also addressed.

tags | advisory, x86, kernel, vulnerability
systems | linux, ubuntu
advisories | CVE-2018-12207, CVE-2019-0154, CVE-2019-0155, CVE-2019-11135, CVE-2019-15098, CVE-2019-16746, CVE-2019-17052, CVE-2019-17053, CVE-2019-17054, CVE-2019-17055, CVE-2019-17056, CVE-2019-17666, CVE-2019-2215
SHA-256 | a22fb499a8eee3d48959f316cc92b99039174e4ec75ff93b2f12800519de703c
Ubuntu Security Notice USN-4183-2
Posted Nov 14, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4183-2 - USN-4183-1 fixed vulnerabilities in the Linux kernel. It was discovered that the kernel fix for CVE-2019-0155 was incomplete on 64-bit Intel x86 systems. This update addresses the issue. Various other issues were also addressed.

tags | advisory, x86, kernel, vulnerability
systems | linux, ubuntu
advisories | CVE-2018-12207, CVE-2019-0154, CVE-2019-0155, CVE-2019-11135, CVE-2019-15791, CVE-2019-15792, CVE-2019-15793, CVE-2019-16746, CVE-2019-17666
SHA-256 | db78d28cd507d49176624aa1c886c5cf61d842620b9c273cac92d9c264a69321
Ubuntu Security Notice USN-4186-1
Posted Nov 13, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4186-1 - Stephan van Schaik, Alyssa Milburn, Sebastian

tags | advisory, kernel, local
systems | linux, ubuntu
advisories | CVE-2018-12207, CVE-2019-0154, CVE-2019-0155, CVE-2019-11135, CVE-2019-15098, CVE-2019-16746, CVE-2019-17052, CVE-2019-17053, CVE-2019-17054, CVE-2019-17055, CVE-2019-17056, CVE-2019-17666, CVE-2019-2215
SHA-256 | 7d27eb8f1a4ec37029860cc69aadb966e41476876ffc59df718356fc39b6616c
Ubuntu Security Notice USN-4183-1
Posted Nov 13, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4183-1 - Stephan van Schaik, Alyssa Milburn, Sebastian

tags | advisory, kernel, local
systems | linux, ubuntu
advisories | CVE-2018-12207, CVE-2019-0154, CVE-2019-0155, CVE-2019-11135, CVE-2019-15791, CVE-2019-15792, CVE-2019-15793, CVE-2019-16746, CVE-2019-17666
SHA-256 | b0fa29cc4d567833d14869e133418cfc7ee6efd0a109277e3959075ccc278c0d
Slackware Security Advisory - Slackware 14.2 kernel Updates
Posted Nov 8, 2019
Authored by Slackware Security Team | Site slackware.com

Slackware Security Advisory - New kernel packages are available for Slackware 14.2 to fix security issues.

tags | advisory, kernel
systems | linux, slackware
advisories | CVE-2016-10905, CVE-2016-10906, CVE-2018-20976, CVE-2019-10638, CVE-2019-14814, CVE-2019-14816, CVE-2019-14821, CVE-2019-14835, CVE-2019-15098, CVE-2019-15117, CVE-2019-15118, CVE-2019-15505, CVE-2019-16746, CVE-2019-17052, CVE-2019-17053, CVE-2019-17054, CVE-2019-17055, CVE-2019-17056, CVE-2019-17075, CVE-2019-17133, CVE-2019-2215, CVE-2019-3900
SHA-256 | bf62eae52a9e8701d96b669a2f1dc34dbcad875c47ff666c8f00d6add34b28a7
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