Security Vulnerabilities fixed in Kernel RHSA-2019:2741

Description

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_bss_desc_with_ie function in marvell/mwifiex/scan.c (CVE-2019-3846) * Kernel: KVM: nVMX: guest accesses L0 MSR causes potential DoS (CVE-2019-3887) * kernel: brcmfmac heap buffer overflow in brcmf_wowl_nd_results (CVE-2019-9500) * kernel: Count overflow in FUSE request leading to use-after-free issues. (CVE-2019-11487) * kernel: brcmfmac frame validation bypass (CVE-2019-9503) 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): * BUG: scheduling while atomic in zswap (BZ#1726362) * kernel-rt: update to the RHEL8.0.z batch#3 source tree (BZ#1734475)

Affected Applications

Kernel

CVE References

CVE-2019-11487 CVE-2019-3846 CVE-2019-3887 CVE-2019-9500 CVE-2019-9503

Other References

https://access.redhat.com/errata/RHSA-2019:2741