The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:0543 advisory.

    The kernel packages contain the Linux kernel, the core of any Linux operating system.

    Security Fix(es):

    * kernel: Use-after-free in __blk_drain_queue() function in block/blk-core.c (CVE-2018-20856)

    * kernel: use-after-free in fs/xfs/xfs_super.c (CVE-2018-20976)

    * kernel: insufficient input validation in kernel mode driver in Intel i915 graphics leads to privilege     escalation (CVE-2019-11085)

    * kernel: heap-based buffer overflow in mwifiex_process_country_ie() function in     drivers/net/wireless/marvell/mwifiex/sta_ioctl.c (CVE-2019-14895)

    * kernel: buffer overflow in cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c (CVE-2019-17133)

    * kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain     upper-bound check, leading to a buffer overflow (CVE-2019-17666)

    * kernel: fix race condition between mmget_not_zero()/get_task_mm() and core dumping (CVE-2019-11599)

    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):

    * [Hyper-V][RHEL7.6]Hyper-V guest waiting indefinitely for RCU callback when removing a mem cgroup     (BZ#1783175)

    Enhancement(s):

    * Selective backport: perf: Sync with upstream v4.16 (BZ#1782751)

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Detections

Analytics

RHEL 7 : kernel (RHSA-2020:0543)

critical Nessus Plugin ID 133786

Version 1.12

Version 1.11

Version 1.10

Version 1.9

Version 1.12 Nov 8, 2024, 5:19 AM CVSS metrics ("Cvssv4 score" set to 0.0) CVSSv2 severity (based on None, severity decreased from "High" to "Low") Plugin metadata Plugin Feed: 202411080519
Version 1.11 Jun 3, 2024, 7:01 PM Detection (updated detection logic) Plugin metadata Reference Plugin Feed: 202406031901
Version 1.10 May 25, 2023, 5:09 PM Logic Changes (Added support for ppc64le architecture) Plugin Feed: 202305251709
Version 1.9 Jan 23, 2023, 7:12 PM Logic Changes (Added support for repository relative URLs) Plugin Feed: 202301231912