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redhatRedHatRHSA-2020:4686
HistoryNov 04, 2020 - 12:55 a.m.

(RHSA-2020:4686) Important: kernel-rt security update

2020-11-0400:55:11
access.redhat.com
59

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

0.003 Low

EPSS

Percentile

70.1%

JSON

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: net: bluetooth: heap buffer overflow when processing extended advertising report events (CVE-2020-24490)

  • kernel: Red Hat only CVE-2020-12351 regression (CVE-2020-25661)

  • kernel: Red Hat only CVE-2020-12352 regression (CVE-2020-25662)

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.

OSVersionArchitecturePackageVersionFilename
RedHat8x86_64kernel-rt< 4.18.0-240.1.1.rt7.55.el8_3kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm
RedHat8x86_64kernel-rt-debug-modules-extra< 4.18.0-240.1.1.rt7.55.el8_3kernel-rt-debug-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm
RedHat8x86_64kernel-rt-debuginfo-common-x86_64< 4.18.0-240.1.1.rt7.55.el8_3kernel-rt-debuginfo-common-x86_64-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm
RedHat8x86_64kernel-rt-modules< 4.18.0-240.1.1.rt7.55.el8_3kernel-rt-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm
RedHat8x86_64kernel-rt-devel< 4.18.0-240.1.1.rt7.55.el8_3kernel-rt-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm
RedHat8x86_64kernel-rt-core< 4.18.0-240.1.1.rt7.55.el8_3kernel-rt-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm
RedHat8x86_64kernel-rt-debug-modules< 4.18.0-240.1.1.rt7.55.el8_3kernel-rt-debug-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm
RedHat8x86_64kernel-rt-debug-core< 4.18.0-240.1.1.rt7.55.el8_3kernel-rt-debug-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm
RedHat8x86_64kernel-rt-debug-debuginfo< 4.18.0-240.1.1.rt7.55.el8_3kernel-rt-debug-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm
RedHat8x86_64kernel-rt-debug-devel< 4.18.0-240.1.1.rt7.55.el8_3kernel-rt-debug-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm
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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

0.003 Low

EPSS

Percentile

70.1%

JSON
Related for RHSA-2020:4686
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