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CVE-2017-17818

Publication date 20 December 2017

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

In Netwide Assembler (NASM) 2.14rc0, there is a heap-based buffer over-read that will cause a remote denial of service attack, related to a while loop in paste_tokens in asm/preproc.c.

Read the notes from the security team

Status

Package Ubuntu Release Status
nasm 18.04 LTS bionic
Not affected
17.10 artful
Fixed 2.13.01-2ubuntu0.1
16.04 LTS xenial
Fixed 2.11.08-1ubuntu0.1
14.04 LTS trusty
Fixed 2.10.09-1ubuntu0.1

Notes

mdeslaur

need to investigate which commit fixed this

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

Other references