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redhatRedHatRHSA-2021:3438
HistorySep 07, 2021 - 2:01 p.m.

(RHSA-2021:3438) Moderate: kernel security and bug fix update

2021-09-0714:01:22
access.redhat.com
51

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

CVSS2

Access Vector

LOCAL

Access 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

0.0004 Low

EPSS

Percentile

5.3%

JSON

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

Security Fix(es):

  • kernel: use-after-free in route4_change() in net/sched/cls_route.c (CVE-2021-3715)

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):

  • [RHEL 7.8][s390x][DASD]Crash in __list_del_entry, alias_pav_group list corrupt when running dasd_alias_remove_device() (BZ#1889418)

  • EMBARGOED CVE-2021-3715 kernel: use-after-free in route4_change() in net/sched/cls_route.c (BZ#1992926)

OSVersionArchitecturePackageVersionFilename
RedHat7ppc64kernel-debug< 3.10.0-1160.42.2.el7kernel-debug-3.10.0-1160.42.2.el7.ppc64.rpm
RedHat7x86_64python-perf-debuginfo< 3.10.0-1160.42.2.el7python-perf-debuginfo-3.10.0-1160.42.2.el7.x86_64.rpm
RedHat7ppc64kernel-debug-devel< 3.10.0-1160.42.2.el7kernel-debug-devel-3.10.0-1160.42.2.el7.ppc64.rpm
RedHat7ppc64kernel-tools-libs< 3.10.0-1160.42.2.el7kernel-tools-libs-3.10.0-1160.42.2.el7.ppc64.rpm
RedHat7ppc64perf-debuginfo< 3.10.0-1160.42.2.el7perf-debuginfo-3.10.0-1160.42.2.el7.ppc64.rpm
RedHat7ppc64lekernel-headers< 3.10.0-1160.42.2.el7kernel-headers-3.10.0-1160.42.2.el7.ppc64le.rpm
RedHat7x86_64perf< 3.10.0-1160.42.2.el7perf-3.10.0-1160.42.2.el7.x86_64.rpm
RedHat7ppc64python-perf< 3.10.0-1160.42.2.el7python-perf-3.10.0-1160.42.2.el7.ppc64.rpm
RedHat7ppc64lekernel-devel< 3.10.0-1160.42.2.el7kernel-devel-3.10.0-1160.42.2.el7.ppc64le.rpm
RedHat7s390xpython-perf-debuginfo< 3.10.0-1160.42.2.el7python-perf-debuginfo-3.10.0-1160.42.2.el7.s390x.rpm
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7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

CVSS2

Access Vector

LOCAL

Access 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

0.0004 Low

EPSS

Percentile

5.3%

JSON
Related for RHSA-2021:3438
nessus54oraclelinux2ibm7prion1veracode1cve1openvas20redhat14f51redhatcve1centos1debiancve1ubuntucve1ubuntu1suse6