Upstream information

CVE-2017-9211 at MITRE

Description

The crypto_skcipher_init_tfm function in crypto/skcipher.c in the Linux kernel through 4.11.2 relies on a setkey function that lacks a key-size check, which allows local users to cause a denial of service (NULL pointer dereference) via a crafted application.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 4.9 2.1
Vector AV:L/AC:L/Au:N/C:N/I:N/A:C AV:L/AC:L/Au:N/C:N/I:N/A:P
Access Vector Local Local
Access Complexity Low Low
Authentication None None
Confidentiality Impact None None
Integrity Impact None None
Availability Impact Complete Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 5.5 5.5
Vector AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Access Vector Local Local
Access Complexity Low Low
Privileges Required Low Low
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact High High
SUSE Bugzilla entry: 1040389

No SUSE Security Announcements cross referenced.


Status of this issue by product and package

Product(s) Source package State
SUSE Linux Enterprise Desktop 12 SP1 kernel-source Unsupported
SUSE Linux Enterprise Desktop 12 SP2 kernel-source Not affected
SUSE Linux Enterprise Server 11 SP3 LTSS kernel-source Not affected
SUSE Linux Enterprise Server 11 SP4 kernel-source Not affected
SUSE Linux Enterprise Server 12 GA kernel-source Not affected
SUSE Linux Enterprise Server 12 SP1 kernel-source Unsupported
SUSE Linux Enterprise Server 12 SP2 kernel-source Not affected
SUSE Linux Enterprise Server 12 SP2 for Raspberry Pi kernel-source Not affected