Synopsis
The remote Red Hat host is missing one or more security updates.
Description
An update for kernel-alt is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
The kernel-alt packages provide the Linux kernel version 4.x.
Security Fix(es) :
* Kernel: speculative bounds check bypass store (CVE-2018-3693)
* kernel: Use-after-free due to race condition in AF_PACKET implementation (CVE-2018-18559)
* kernel: Heap overflow in mwifiex_update_bss_desc_with_ie function in marvell/mwifiex/scan.c (CVE-2019-3846)
* kernel: af_alg_release() in crypto/af_alg.c neglects to set a NULL value for a certain structure member, which leads to a use-after-free in sockfs_setattr (CVE-2019-8912)
* kernel: Heap overflow in mwifiex_uap_parse_tail_ies function in drivers/net /wireless/marvell/mwifiex/ie.c (CVE-2019-10126)
* kernel: Count overflow in FUSE request leading to use-after-free issues. (CVE-2019-11487)
* kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver (CVE-2019-14816)
* kernel: buffer overflow in cfg80211_mgd_wext_giwessid in net/wireless/ wext-sme.c (CVE-2019-17133)
* kernel: heap overflow in mwifiex_set_uap_rates() function of Marvell Wifi Driver leading to DoS (CVE-2019-14814)
* kernel: heap-overflow in mwifiex_set_wmm_params() function of Marvell WiFi driver leading to DoS (CVE-2019-14815)
* kernel: (powerpc) incomplete Spectre-RSB mitigation leads to information exposure (CVE-2019-18660)
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) :
* Kernel panic on job cleanup, related to SyS_getdents64 (BZ#1702057)
* Kernel modules generated incorrectly when system is localized to non-English language (BZ#1705285)
* RHEL-Alt-7.6 - Fixup tlbie vs store ordering issue on POWER9 (BZ#1756270)
Solution
Update the affected packages.