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centosCentOS ProjectCESA-2022:0063
HistoryJan 18, 2022 - 1:57 p.m.

bpftool, kernel, perf, python security update

2022-01-1813:57:43
CentOS Project
lists.centos.org
164

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

13.3%

CentOS Errata and Security Advisory CESA-2022:0063

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

Security Fix(es):

  • kernel: perf_event_parse_addr_filter memory (CVE-2020-25704)

  • kernel: fuse: fuse_do_getattr() calls make_bad_inode() in inappropriate situations (CVE-2020-36322)

  • kernel: Heap buffer overflow in firedtv driver (CVE-2021-42739)

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):

  • A gfs2 withdrawal occurs function = gfs2_setbit, file = fs/gfs2/rgrp.c, line = 109 (BZ#1364234)

  • i40e SR-IOV TX driver issue detected on VF 7 - VF connectivity loose after VF down/up (BZ#1977246)

  • duplicate ACK not sent when expected (BZ#1990665)

  • [kernel-debug] BUG: bad unlock balance detected! when running LTP read_all (BZ#2006536)

  • Rudimentary support for AMD Milan - Call init_amd_zn() om Family 19h processors (BZ#2019218)

  • A VM with <=8 CPUs handles all the Mellanox NIC interrupts on CPU0 only, causing low performance (BZ#2019272)

  • fix _PSD override quirk for AMD family 19h+ (BZ#2019588)

  • generic_file_aio_read returns 0 when interrupted early with a fatal signal (BZ#2020857)

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2022-January/086233.html
https://lists.centos.org/pipermail/centos-announce/2022-January/098989.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-2022:0063

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

4.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

13.3%