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centosCentOS ProjectCESA-2020:0839
HistoryMar 18, 2020 - 7:22 p.m.

bpftool, kernel, perf, python security update

2020-03-1819:22:23
CentOS Project
lists.centos.org
131

8.3 High

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

8.8 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

52.7%

JSON

CentOS Errata and Security Advisory CESA-2020:0839

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

  • kernel: Count overflow in FUSE request leading to use-after-free issues. (CVE-2019-11487)

  • kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain upper-bound check, leading to a buffer overflow (CVE-2019-17666)

  • Kernel: KVM: export MSR_IA32_TSX_CTRL to guest - incomplete fix for TAA (CVE-2019-11135) (CVE-2019-19338)

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):

  • kernel-rt: update to the RHEL7.7.z batch#5 source tree (BZ#1794131)

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2020-March/085784.html

Affected packages:
bpftool
kernel
kernel-abi-whitelists
kernel-debug
kernel-debug-devel
kernel-devel
kernel-doc
kernel-headers
kernel-tools
kernel-tools-libs
kernel-tools-libs-devel
perf
python-perf

Upstream details at:
https://access.redhat.com/errata/RHSA-2020:0839

OSVersionArchitecturePackageVersionFilename
CentOS7x86_64bpftool< 3.10.0-1062.18.1.el7bpftool-3.10.0-1062.18.1.el7.x86_64.rpm
CentOS7x86_64kernel< 3.10.0-1062.18.1.el7kernel-3.10.0-1062.18.1.el7.x86_64.rpm
CentOS7noarchkernel-abi-whitelists< 3.10.0-1062.18.1.el7kernel-abi-whitelists-3.10.0-1062.18.1.el7.noarch.rpm
CentOS7x86_64kernel-debug< 3.10.0-1062.18.1.el7kernel-debug-3.10.0-1062.18.1.el7.x86_64.rpm
CentOS7x86_64kernel-debug-devel< 3.10.0-1062.18.1.el7kernel-debug-devel-3.10.0-1062.18.1.el7.x86_64.rpm
CentOS7x86_64kernel-devel< 3.10.0-1062.18.1.el7kernel-devel-3.10.0-1062.18.1.el7.x86_64.rpm
CentOS7noarchkernel-doc< 3.10.0-1062.18.1.el7kernel-doc-3.10.0-1062.18.1.el7.noarch.rpm
CentOS7x86_64kernel-headers< 3.10.0-1062.18.1.el7kernel-headers-3.10.0-1062.18.1.el7.x86_64.rpm
CentOS7x86_64kernel-tools< 3.10.0-1062.18.1.el7kernel-tools-3.10.0-1062.18.1.el7.x86_64.rpm
CentOS7x86_64kernel-tools-libs< 3.10.0-1062.18.1.el7kernel-tools-libs-3.10.0-1062.18.1.el7.x86_64.rpm
Rows per page:
1-10 of 131

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8.3 High

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

8.8 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

52.7%

JSON
Related for CESA-2020:0839
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