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redhatRedHatRHSA-2020:3545
HistoryAug 25, 2020 - 12:38 p.m.

(RHSA-2020:3545) Moderate: kernel-alt security and bug fix update

2020-08-2512:38:29
access.redhat.com
68
rhsa-2020-3545
moderate
denial of service
buffer over-read
xfs v5 image
cve-2019-19046
cve-2020-10769
cve-2020-12655
bz#1839622
iscsi_queuecommand

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.003

Percentile

69.9%

JSON

The kernel-alt packages provide the Linux kernel version 4.x.

Security Fix(es):

  • kernel: Denial Of Service in the __ipmi_bmc_register() function in drivers/char/ipmi/ipmi_msghandler.c (CVE-2019-19046)

  • kernel: Buffer over-read in crypto_authenc_extractkeys() when a payload longer than 4 bytes is not aligned. (CVE-2020-10769)

  • kernel: sync of excessive duration via an XFS v5 image with crafted metadata (CVE-2020-12655)

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):

  • list corruption in iscsi_queuecommand (BZ#1839622)
OSVersionArchitecturePackageVersionFilename
RedHat7ppc64leperf-debuginfo< 4.14.0-115.29.1.el7aperf-debuginfo-4.14.0-115.29.1.el7a.ppc64le.rpm
RedHat7ppc64lekernel-debug-devel< 4.14.0-115.29.1.el7akernel-debug-devel-4.14.0-115.29.1.el7a.ppc64le.rpm
RedHat7s390xkernel-debuginfo-common-s390x< 4.14.0-115.29.1.el7akernel-debuginfo-common-s390x-4.14.0-115.29.1.el7a.s390x.rpm
RedHat7s390xpython-perf< 4.14.0-115.29.1.el7apython-perf-4.14.0-115.29.1.el7a.s390x.rpm
RedHat7aarch64kernel-debuginfo-common-aarch64< 4.14.0-115.29.1.el7akernel-debuginfo-common-aarch64-4.14.0-115.29.1.el7a.aarch64.rpm
RedHat7s390xkernel-headers< 4.14.0-115.29.1.el7akernel-headers-4.14.0-115.29.1.el7a.s390x.rpm
RedHat7s390xkernel-devel< 4.14.0-115.29.1.el7akernel-devel-4.14.0-115.29.1.el7a.s390x.rpm
RedHat7ppc64lekernel-debug< 4.14.0-115.29.1.el7akernel-debug-4.14.0-115.29.1.el7a.ppc64le.rpm
RedHat7ppc64leperf< 4.14.0-115.29.1.el7aperf-4.14.0-115.29.1.el7a.ppc64le.rpm
RedHat7ppc64lekernel-headers< 4.14.0-115.29.1.el7akernel-headers-4.14.0-115.29.1.el7a.ppc64le.rpm
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CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.003

Percentile

69.9%

JSON
Related for RHSA-2020:3545
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