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CVE-2017-17856

Publication date 27 December 2017

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

kernel/bpf/verifier.c in the Linux kernel through 4.14.8 allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging the lack of stack-pointer alignment enforcement.

Status

Package Ubuntu Release Status
linux 17.10 artful
Not affected
17.04 zesty Ignored end of life
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected
linux-armadaxp 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-aws 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected
linux-azure 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected
linux-euclid 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Ignored was needed ESM criteria
14.04 LTS trusty Not in release
linux-flo 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Ignored abandoned
14.04 LTS trusty Not in release
linux-gcp 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-gke 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-goldfish 17.10 artful Not in release
17.04 zesty Ignored end of life
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-grouper 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-hwe 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-hwe-edge 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-kvm 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-linaro-omap 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-linaro-shared 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-linaro-vexpress 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lts-quantal 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lts-raring 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lts-saucy 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lts-trusty 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lts-utopic 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lts-vivid 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Ignored end of life, was needs-triage
linux-lts-wily 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-lts-xenial 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty
Not affected
linux-maguro 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-mako 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Ignored abandoned
14.04 LTS trusty Not in release
linux-manta 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-oem 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-qcm-msm 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
linux-raspi2 17.10 artful
Not affected
17.04 zesty Ignored end of life
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-snapdragon 17.10 artful
Not affected
17.04 zesty Ignored end of life
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release
linux-ti-omap4 17.10 artful Not in release
17.04 zesty Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
linux

Severity score breakdown

Parameter Value
Base score 7.8 · High
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H