7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
46.7%
CentOS Errata and Security Advisory CESA-2021:4777
The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
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):
scsi: ibmvfc: Avoid link down on FS9100 canister reboot (BZ#1882627)
crash in qla2x00_status_entry() because of corrupt srb (BZ#1899599)
qedf driver: race condition between qedf’s completion work task and another work item tearing down an fcport with qedf_cleanup_fcport (BZ#1941766)
The kernel crashes in hv_pci_remove_slots() upon hv device removal. A possible race between hv_pci_remove_slots() and pci_devices_present_work(). (BZ#1948961)
I/O delays incorrectly handled in the NVMe stack (BZ#1981610)
Data corruption in NFS client reusing slotid/seqid due to an interrupted slot (BZ#2007465)
Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2021-December/086211.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-2021:4777
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
CentOS | 7 | x86_64 | bpftool | < 3.10.0-1160.49.1.el7 | bpftool-3.10.0-1160.49.1.el7.x86_64.rpm |
CentOS | 7 | x86_64 | kernel | < 3.10.0-1160.49.1.el7 | kernel-3.10.0-1160.49.1.el7.x86_64.rpm |
CentOS | 7 | noarch | kernel-abi-whitelists | < 3.10.0-1160.49.1.el7 | kernel-abi-whitelists-3.10.0-1160.49.1.el7.noarch.rpm |
CentOS | 7 | x86_64 | kernel-debug | < 3.10.0-1160.49.1.el7 | kernel-debug-3.10.0-1160.49.1.el7.x86_64.rpm |
CentOS | 7 | x86_64 | kernel-debug-devel | < 3.10.0-1160.49.1.el7 | kernel-debug-devel-3.10.0-1160.49.1.el7.x86_64.rpm |
CentOS | 7 | x86_64 | kernel-devel | < 3.10.0-1160.49.1.el7 | kernel-devel-3.10.0-1160.49.1.el7.x86_64.rpm |
CentOS | 7 | noarch | kernel-doc | < 3.10.0-1160.49.1.el7 | kernel-doc-3.10.0-1160.49.1.el7.noarch.rpm |
CentOS | 7 | x86_64 | kernel-headers | < 3.10.0-1160.49.1.el7 | kernel-headers-3.10.0-1160.49.1.el7.x86_64.rpm |
CentOS | 7 | x86_64 | kernel-tools | < 3.10.0-1160.49.1.el7 | kernel-tools-3.10.0-1160.49.1.el7.x86_64.rpm |
CentOS | 7 | x86_64 | kernel-tools-libs | < 3.10.0-1160.49.1.el7 | kernel-tools-libs-3.10.0-1160.49.1.el7.x86_64.rpm |
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
46.7%