Upstream information

CVE-2017-18075 at MITRE

Description

crypto/pcrypt.c in the Linux kernel before 4.14.13 mishandles freeing instances, allowing a local user able to access the AF_ALG-based AEAD interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an incorrect pointer) or possibly have unspecified other impact by executing a crafted sequence of system calls.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 7.2
Vector AV:L/AC:L/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
CVSS v3 Scores
  SUSE
Base Score 7.4
Vector AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector Local
Access Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
SUSE Bugzilla entries: 1077402 [RESOLVED / FIXED], 1077404 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise High Availability 15
  • cluster-md-kmp-default >= 4.12.14-23.1
  • dlm-kmp-default >= 4.12.14-23.1
  • gfs2-kmp-default >= 4.12.14-23.1
  • ocfs2-kmp-default >= 4.12.14-23.1
Patchnames:
SUSE Linux Enterprise High Availability 15 GA cluster-md-kmp-default
SUSE Linux Enterprise Live Patching 12
  • kgraft-patch-4_4_103-92_53-default >= 3-2.1
  • kgraft-patch-4_4_103-92_56-default >= 3-2.1
  • kgraft-patch-4_4_49-92_11-default >= 11-2.1
  • kgraft-patch-4_4_49-92_14-default >= 10-2.1
  • kgraft-patch-4_4_59-92_17-default >= 9-2.1
  • kgraft-patch-4_4_59-92_20-default >= 9-2.1
  • kgraft-patch-4_4_59-92_24-default >= 8-2.1
  • kgraft-patch-4_4_74-92_29-default >= 8-2.1
  • kgraft-patch-4_4_74-92_32-default >= 7-2.1
  • kgraft-patch-4_4_74-92_35-default >= 7-2.1
  • kgraft-patch-4_4_74-92_38-default >= 6-2.1
  • kgraft-patch-4_4_90-92_45-default >= 4-2.1
  • kgraft-patch-4_4_90-92_50-default >= 4-2.1
  • kgraft-patch-SLE12-SP2_Update_10 >= 8-2.1
  • kgraft-patch-SLE12-SP2_Update_11 >= 7-2.1
  • kgraft-patch-SLE12-SP2_Update_12 >= 7-2.1
  • kgraft-patch-SLE12-SP2_Update_13 >= 6-2.1
  • kgraft-patch-SLE12-SP2_Update_14 >= 4-2.1
  • kgraft-patch-SLE12-SP2_Update_15 >= 4-2.1
  • kgraft-patch-SLE12-SP2_Update_16 >= 3-2.1
  • kgraft-patch-SLE12-SP2_Update_17 >= 3-2.1
  • kgraft-patch-SLE12-SP2_Update_5 >= 11-2.1
  • kgraft-patch-SLE12-SP2_Update_6 >= 10-2.1
  • kgraft-patch-SLE12-SP2_Update_7 >= 9-2.1
  • kgraft-patch-SLE12-SP2_Update_8 >= 9-2.1
  • kgraft-patch-SLE12-SP2_Update_9 >= 8-2.1
Patchnames:
SUSE-SLE-Live-Patching-12-2018-378
SUSE-SLE-Live-Patching-12-2018-385
SUSE-SLE-Live-Patching-12-2018-386
SUSE-SLE-Live-Patching-12-2018-387
SUSE-SLE-Live-Patching-12-2018-388
SUSE-SLE-Live-Patching-12-2018-389
SUSE-SLE-Live-Patching-12-2018-390
SUSE-SLE-Live-Patching-12-2018-392
SUSE-SLE-Live-Patching-12-2018-393
SUSE-SLE-Live-Patching-12-2018-394
SUSE-SLE-Live-Patching-12-2018-395
SUSE-SLE-Live-Patching-12-2018-396
SUSE-SLE-Live-Patching-12-2018-407
SUSE Linux Enterprise Live Patching 12 SP3
  • kgraft-patch-4_4_103-6_33-default >= 3-2.1
  • kgraft-patch-4_4_103-6_38-default >= 3-2.1
  • kgraft-patch-4_4_82-6_3-default >= 6-2.1
  • kgraft-patch-4_4_82-6_6-default >= 5-2.1
  • kgraft-patch-4_4_82-6_9-default >= 5-2.1
  • kgraft-patch-4_4_92-6_18-default >= 4-2.1
  • kgraft-patch-4_4_92-6_30-default >= 3-2.1
  • kgraft-patch-SLE12-SP3_Update_1 >= 6-2.1
  • kgraft-patch-SLE12-SP3_Update_2 >= 5-2.1
  • kgraft-patch-SLE12-SP3_Update_3 >= 5-2.1
  • kgraft-patch-SLE12-SP3_Update_4 >= 4-2.1
  • kgraft-patch-SLE12-SP3_Update_5 >= 3-2.1
  • kgraft-patch-SLE12-SP3_Update_6 >= 3-2.1
  • kgraft-patch-SLE12-SP3_Update_7 >= 3-2.1
Patchnames:
SUSE-SLE-Live-Patching-12-SP3-2018-400
SUSE-SLE-Live-Patching-12-SP3-2018-401
SUSE-SLE-Live-Patching-12-SP3-2018-402
SUSE-SLE-Live-Patching-12-SP3-2018-403
SUSE-SLE-Live-Patching-12-SP3-2018-404
SUSE-SLE-Live-Patching-12-SP3-2018-405
SUSE-SLE-Live-Patching-12-SP3-2018-406
SUSE Linux Enterprise Module for Basesystem 15
  • kernel-default >= 4.12.14-23.1
  • kernel-default-devel >= 4.12.14-23.1
  • kernel-devel >= 4.12.14-23.1
  • kernel-macros >= 4.12.14-23.1
Patchnames:
SUSE Linux Enterprise Module for Basesystem 15 GA kernel-default
SUSE Linux Enterprise Module for Development Tools 15
  • kernel-docs >= 4.12.14-23.1
  • kernel-obs-build >= 4.12.14-23.1
  • kernel-source >= 4.12.14-23.1
  • kernel-syms >= 4.12.14-23.1
  • kernel-vanilla-base >= 4.12.14-23.1
Patchnames:
SUSE Linux Enterprise Module for Development Tools 15 GA kernel-docs
SUSE Linux Enterprise Module for Legacy Software 15
  • reiserfs-kmp-default >= 4.12.14-23.1
Patchnames:
SUSE Linux Enterprise Module for Legacy Software 15 GA reiserfs-kmp-default
SUSE Linux Enterprise Module for Live Patching 15
  • kernel-default-livepatch >= 4.12.14-23.1
Patchnames:
SUSE Linux Enterprise Module for Live Patching 15 GA kernel-default-livepatch
SUSE Linux Enterprise Workstation Extension 15
  • kernel-default-extra >= 4.12.14-23.1
Patchnames:
SUSE Linux Enterprise Workstation Extension 15 GA kernel-default-extra
openSUSE Leap 15.0
  • kernel-default >= 4.12.14-lp150.11.4
  • kernel-vanilla-base >= 4.12.14-lp150.11.4
Patchnames:
openSUSE Leap 15.0 GA kernel-default


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise Desktop 12 SP3 kernel-source Analysis
SUSE Linux Enterprise Desktop 12 SP4 kernel-source Analysis
SUSE Linux Enterprise High Performance Computing 12 kernel-source Analysis
SUSE Linux Enterprise Live Patching12 kgraft-patch-SLE12-SP2_Update_15 Released
SUSE Linux Enterprise Module for Basesystem 15 GA kernel-source Analysis
SUSE Linux Enterprise Module for Development Tools 15 GA kernel-source Analysis
SUSE Linux Enterprise Server 11 SP3 LTSS kernel-source Analysis
SUSE Linux Enterprise Server 11 SP4 kernel-source Analysis
SUSE Linux Enterprise Server 12 GA LTSS kernel-source Analysis
SUSE Linux Enterprise Server 12 SP2 LTSS kernel-source Analysis
SUSE Linux Enterprise Server 12 SP3 kernel-source Analysis
SUSE Linux Enterprise Server 12 SP4 kernel-source Analysis
SUSE Linux Enterprise Server for SAP Applications 11 SP3 kernel-source Analysis
SUSE Linux Enterprise Server for SAP Applications 12 GA kernel-source Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP2 kernel-source Analysis
SUSE Linux Enterprise Server for SAP Applications 12 SP4 kernel-source Analysis