Description: | Summary: The remote host is missing an update for the 'bpftool' package(s) announced via the CESA-2020:0375 advisory.
Vulnerability Insight: 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: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver (CVE-2019-14816)
* kernel: heap-based buffer overflow in mwifiex_process_country_ie() function in drivers/net/wireless/marvell/mwifiex/sta_ioctl.c (CVE-2019-14895)
* kernel: heap overflow in marvell/mwifiex/tdls.c (CVE-2019-14901)
* kernel: buffer overflow in cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c (CVE-2019-17133)
* kernel: incomplete fix for race condition between mmget_not_zero()/get_task_mm() and core dumping in CVE-2019-11599 (CVE-2019-14898)
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):
* patchset for x86/atomic: Fix smp_mb__{before, after}_atomic() [kernel-rt] (BZ#1772522)
* kernel-rt: update to the RHEL7.7.z batch#4 source tree (BZ#1780322)
* kvm nx_huge_pages_recovery_ratio=0 is needed to meet KVM-RT low latency requirement (BZ#1781157)
* kernel-rt: hard lockup panic in during execution of CFS bandwidth period timer (BZ#1788057)
Affected Software/OS: 'bpftool' package(s) on CentOS 7.
Solution: Please install the updated package(s).
CVSS Score: 10.0
CVSS Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
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