CVE-2019-5108

kernel: triggering AP to send IAPP location updates for stations before the required authentication process has completed can lead to DoS

Published Dec 23, 2019 CVSS 3.1 · 6.5 Medium EPSS 10.1% KEV · Not listed
Description
An exploitable denial-of-service vulnerability exists in the Linux kernel prior to mainline 5.3. An attacker could exploit this vulnerability by triggering AP to send IAPP location updates for stations before the required authentication process has completed. This could lead to different denial-of-service scenarios, either by causing CAM table attacks, or by leading to traffic flapping if faking already existing clients in other nearby APs of the same wireless infrastructure. An attacker can forge Authentication and Association Request packets to trigger this vulnerability.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2241-1 linux security update
Debian DLA Debian DLA DLA-2241-2 linux security update
Debian DLA Debian DLA DLA-2242-1 linux-4.9 security update
Debian DSA Debian DSA DSA-4698-1 linux security update
EUVD EUVD EUVD-2019-14713 An exploitable denial-of-service vulnerability exists in the Linux kernel prior to mainline 5.3. An attacker could exploit this vulnerability by triggering AP to send IAPP location updates for stations before the required authentication process has completed. This could lead to different denial-of-service scenarios, either by causing CAM table attacks, or by leading to traffic flapping if faking already existing clients in other nearby APs of the same wireless infrastructure. An attacker can forge Authentication and Association Request packets to trigger this vulnerability.
Ubuntu USN Ubuntu USN USN-4285-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-4286-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-4286-2 Linux kernel (Xenial HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-4287-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-4287-2 Linux kernel (Azure) vulnerabilities
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