RedHat: RHSA-2020-3389:01 Important: kernel-rt security and bug fix update
Summary
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: buffer overflow in mwifiex_cmd_append_vsie_tlv function in
drivers/net/wireless/marvell/mwifiex/scan.c (CVE-2020-12653)
* kernel: heap-based buffer overflow in mwifiex_ret_wmm_get_status function
in drivers/net/wireless/marvell/mwifiex/wmm.c (CVE-2020-12654)
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):
* update the MRG 2.5.z 3.10 realtime-kernel sources (BZ#1858091)
Summary
Solution
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
The system must be rebooted for this update to take effect.
References
https://access.redhat.com/security/cve/CVE-2020-12653 https://access.redhat.com/security/cve/CVE-2020-12654 https://access.redhat.com/security/updates/classification/#important
Package List
Red Hat MRG Realtime for RHEL 6 Server v.2:
Source:
kernel-rt-3.10.0-693.72.1.rt56.672.el6rt.src.rpm
noarch:
kernel-rt-doc-3.10.0-693.72.1.rt56.672.el6rt.noarch.rpm
kernel-rt-firmware-3.10.0-693.72.1.rt56.672.el6rt.noarch.rpm
x86_64:
kernel-rt-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
kernel-rt-debug-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
kernel-rt-debug-debuginfo-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
kernel-rt-debug-devel-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
kernel-rt-debuginfo-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
kernel-rt-debuginfo-common-x86_64-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
kernel-rt-devel-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
kernel-rt-trace-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
kernel-rt-trace-debuginfo-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
kernel-rt-trace-devel-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
kernel-rt-vanilla-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
kernel-rt-vanilla-debuginfo-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
kernel-rt-vanilla-devel-3.10.0-693.72.1.rt56.672.el6rt.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
Topic
An update for kernel-rt is now available for Red Hat Enterprise MRG 2.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat MRG Realtime for RHEL 6 Server v.2 - noarch, x86_64
Bugs Fixed
1831868 - CVE-2020-12653 kernel: buffer overflow in mwifiex_cmd_append_vsie_tlv function in drivers/net/wireless/marvell/mwifiex/scan.c
1832530 - CVE-2020-12654 kernel: heap-based buffer overflow in mwifiex_ret_wmm_get_status function in drivers/net/wireless/marvell/mwifiex/wmm.c