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centosCentOS ProjectCESA-2018:1319
HistoryMay 10, 2018 - 1:00 a.m.

kernel, perf, python security update

2018-05-1001:00:09
CentOS Project
lists.centos.org
208

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.975

Percentile

100.0%

CentOS Errata and Security Advisory CESA-2018:1319

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • hw: cpu: speculative execution permission faults handling (CVE-2017-5754, x86 32-bit)

  • Kernel: error in exception handling leads to DoS (CVE-2018-8897)

  • kernel: nfsd: Incorrect handling of long RPC replies (CVE-2017-7645)

  • kernel: Use-after-free vulnerability in DCCP socket (CVE-2017-8824)

  • kernel: v4l2: disabled memory access protection mechanism allowing privilege escalation (CVE-2017-13166)

  • kernel: netfilter: use-after-free in tcpmss_mangle_packet function in net/netfilter/xt_TCPMSS.c (CVE-2017-18017)

  • kernel: Stack information leak in the EFS element (CVE-2017-1000410)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Red Hat would like to thank Google Project Zero for reporting CVE-2017-5754; Nick Peterson (Everdox Tech LLC) and Andy Lutomirski for reporting CVE-2018-8897; Mohamed Ghannam for reporting CVE-2017-8824; and Armis Labs for reporting CVE-2017-1000410.

Bug Fix(es):

These updated kernel packages include also numerous bug fixes. Space precludes documenting all of these bug fixes in this advisory. See the bug fix descriptions in the related Knowledge Article: https://access.redhat.com/articles/3431591

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2018-May/084989.html

Affected packages:
kernel
kernel-abi-whitelists
kernel-debug
kernel-debug-devel
kernel-devel
kernel-doc
kernel-firmware
kernel-headers
perf
python-perf

Upstream details at:
https://access.redhat.com/errata/RHSA-2018:1319

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.975

Percentile

100.0%