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centosCentOS ProjectCESA-2019:4256
HistoryDec 24, 2019 - 3:25 p.m.

kernel, perf, python security update

2019-12-2415:25:23
CentOS Project
lists.centos.org
197

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

30.1%

JSON

CentOS Errata and Security Advisory CESA-2019:4256

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

Security Fix(es):

  • Kernel: KVM: OOB memory access via mmio ring buffer (CVE-2019-14821)

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

Bug Fix(es):

  • KEYS: prevent creating a different user’s keyrings RHEL-6.10 (BZ#1537371)

  • BUG: unable to handle kernel NULL pointer dereference at (null) (BZ#1733760)

  • long I/O stalls with bnx2fc from not masking off scope bits of retry delay value (BZ#1749512)

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2019-December/085709.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-2019:4256

OSVersionArchitecturePackageVersionFilename
CentOS6i686kernel< 2.6.32-754.25.1.el6kernel-2.6.32-754.25.1.el6.i686.rpm
CentOS6noarchkernel-abi-whitelists< 2.6.32-754.25.1.el6kernel-abi-whitelists-2.6.32-754.25.1.el6.noarch.rpm
CentOS6i686kernel-debug< 2.6.32-754.25.1.el6kernel-debug-2.6.32-754.25.1.el6.i686.rpm
CentOS6i686kernel-debug-devel< 2.6.32-754.25.1.el6kernel-debug-devel-2.6.32-754.25.1.el6.i686.rpm
CentOS6i686kernel-devel< 2.6.32-754.25.1.el6kernel-devel-2.6.32-754.25.1.el6.i686.rpm
CentOS6noarchkernel-doc< 2.6.32-754.25.1.el6kernel-doc-2.6.32-754.25.1.el6.noarch.rpm
CentOS6noarchkernel-firmware< 2.6.32-754.25.1.el6kernel-firmware-2.6.32-754.25.1.el6.noarch.rpm
CentOS6i686kernel-headers< 2.6.32-754.25.1.el6kernel-headers-2.6.32-754.25.1.el6.i686.rpm
CentOS6i686perf< 2.6.32-754.25.1.el6perf-2.6.32-754.25.1.el6.i686.rpm
CentOS6i686python-perf< 2.6.32-754.25.1.el6python-perf-2.6.32-754.25.1.el6.i686.rpm
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7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

30.1%

JSON
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