RHEL 7 : kernel-rt (RHSA-2020:1070)

High Nessus Plugin ID 135078

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1070 advisory.

- kernel: out of bound read in DVB connexant driver.
(CVE-2015-9289)

- kernel: Missing permissions check for request_key() destination allows local attackers to add keys to keyring without Write permission (CVE-2017-17807)

- kernel: oob memory read in hso_probe in drivers/net/usb/hso.c (CVE-2018-19985)

- kernel: usb: missing size check in the
__usb_get_extra_descriptor() leading to DoS (CVE-2018-20169)

- kernel: denial of service via ioctl call in network tun handling (CVE-2018-7191)

- kernel: null-pointer dereference in hci_uart_set_flow_control (CVE-2019-10207)

- Kernel: net: weak IP ID generation leads to remote device tracking (CVE-2019-10638)

- Kernel: net: using kernel space address bits to derive IP ID may potentially break KASLR (CVE-2019-10639)

- kernel: ASLR bypass for setuid binaries due to late install_exec_creds() (CVE-2019-11190)

- kernel: sensitive information disclosure from kernel stack memory via HIDPCONNADD command (CVE-2019-11884)

- kernel: unchecked kstrdup of fwstr in drm_load_edid_firmware leads to denial of service (CVE-2019-12382)

- kernel: use-after-free in arch/x86/lib/insn-eval.c (CVE-2019-13233)

- kernel: integer overflow and OOB read in drivers/block/floppy.c (CVE-2019-14283)

- kernel: memory leak in register_queue_kobjects() in net/core/net-sysfs.c leads to denial of service (CVE-2019-15916)

- kernel: buffer-overflow hardening in WiFi beacon validation code. (CVE-2019-16746)

- kernel: perf_event_open() and execve() race in setuid programs allows a data leak (CVE-2019-3901)

- kernel: brcmfmac frame validation bypass (CVE-2019-9503)

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

Solution

Update the affected packages.

CPE: cpe:/a:redhat:rhel_extras_rt:7, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:kernel-rt, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-rt-devel, p-cpe:/a:redhat:enterprise_linux:kernel-rt-doc, p-cpe:/a:redhat:enterprise_linux:kernel-rt-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-rt-trace, p-cpe:/a:redhat:enterprise_linux:kernel-rt-trace-devel, p-cpe:/a:redhat:enterprise_linux:kernel-rt-trace-kvm

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 2020/03/31

Vulnerability Publication Date: 2017/12/20

Reference Information

CVE: CVE-2015-9289, CVE-2017-17807, CVE-2018-7191, CVE-2018-19985, CVE-2018-20169, CVE-2019-3901, CVE-2019-9503, CVE-2019-10207, CVE-2019-10638, CVE-2019-10639, CVE-2019-11190, CVE-2019-11884, CVE-2019-12382, CVE-2019-13233, CVE-2019-14283, CVE-2019-15916, CVE-2019-16746

BID: 89937, 102301, 107528, 107890, 108011, 108299, 108380, 108474, 109055, 109092

RHSA: 2020:1070

CWE: 20, 120, 125, 190, 200, 250, 253, 331, 362, 400, 416, 476, 787, 862

RHEL 7 : kernel-rt (RHSA-2020:1070)

High Nessus Plugin ID 135078

Synopsis

Description

Solution

See Also

Plugin Details

Risk Information

CVSS v2.0

CVSS v3.0

Vulnerability Information

Reference Information