vulnerability

Amazon Linux AMI: CVE-2018-5391: Security patch for kernel (ALAS-2018-1058)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Aug 10, 2018
Added
Aug 15, 2018
Modified
Oct 14, 2022

Description

The Linux kernel, versions 3.9+, is vulnerable to a denial of service attack with low rates of specially modified packets targeting IP fragment re-assembly. An attacker may cause a denial of service condition by sending specially crafted IP fragments. Various vulnerabilities in IP fragmentation have been discovered and fixed over the years. The current vulnerability (CVE-2018-5391) became exploitable in the Linux kernel with the increase of the IP fragment reassembly queue size.

Solution

amazon-linux-upgrade-kernel

References

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