RHEL 8 : kernel (RHSA-2020:1769)

critical Nessus Plugin ID 136115
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1769 advisory.

- kernel: nfs: NULL pointer dereference due to an anomalized NFS message sequence (CVE-2018-16871)

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

- kernel: use-after-free in function __mdiobus_register() in drivers/net/phy/mdio_bus.c (CVE-2019-12819)

- kernel: An out-of-bounds read in drivers/scsi/qedi/qedi_dbg.c leading to crash or information disclosure (CVE-2019-15090)

- kernel: a NULL pointer dereference in drivers/net/wireless/ath/ath10k/usb.c leads to a crash (CVE-2019-15099)

- kernel: Null pointer dereference in the sound/usb/line6/pcm.c (CVE-2019-15221)

- kernel: Null pointer dereference in the sound/usb/line6/driver.c (CVE-2019-15223)

- kernel: null pointer dereference in drivers/net/wireless/intel/iwlwifi/pcie/trans.c (CVE-2019-16234)

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

- kernel: unprivileged users able to create RAW sockets in AF_IEEE802154 network protocol (CVE-2019-17053)

- kernel: unprivileged users able to create RAW sockets in AF_ISDN network protocol (CVE-2019-17055)

- kernel: The flow_dissector feature allows device tracking (CVE-2019-18282)

- kernel: integer overflow in tcp_ack_update_rtt in net/ipv4/tcp_input.c (CVE-2019-18805)

- kernel: dos in mlx5_fpga_conn_create_cq() function in drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c (CVE-2019-19045)

- kernel: dos in mlx5_fw_fatal_reporter_dump() function in drivers/net/ethernet/mellanox/mlx5/core/health.c (CVE-2019-19047)

- kernel: memory leak in the nl80211_get_ftm_responder_stats() function in net/wireless/nl80211.c allows DoS (CVE-2019-19055)

- kernel: Two memory leaks in the mwifiex_pcie_init_evt_ring() function in drivers/net/wireless/marvell/mwifiex/pcie.c allows for a DoS (CVE-2019-19057)

- kernel: A memory leak in the alloc_sgtable() function in drivers/net/wireless/intel/iwlwifi/fw/dbg.c allows for a DoS (CVE-2019-19058)

- kernel: Multiple memory leaks in the iwl_pcie_ctxt_info_gen3_init() function in drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c allows for a DoS (CVE-2019-19059)

- kernel: A memory leak in the sdma_init() function in drivers/infiniband/hw/hfi1/sdma.c allows for a DoS (CVE-2019-19065)

- kernel: Four memory leaks in the acp_hw_init() function in drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c allow for a DoS (CVE-2019-19067)

- kernel: Memory leaks in drivers/net/wireless/ath/ath9k/htc_hst.c in the Linux kernel (DOS) (CVE-2019-19073)

- kernel: a memory leak in the ath9k management function in allows local DoS (CVE-2019-19074)

- kernel: memory leak in bnxt_re_create_srq function in drivers/infiniband/hw/bnxt_re/ib_verbs.c (CVE-2019-19077)

- kernel: malicious USB devices can lead to multiple out-of-bounds write (CVE-2019-19532)

- kernel: information leak bug caused by a malicious USB device in the drivers/net/can/usb/peak_usb/pcan_usb_core.c driver (CVE-2019-19534)

- kernel: use-after-free in __blk_add_trace in kernel/trace/blktrace.c (CVE-2019-19768)

- kernel: when cpu.cfs_quota_us is used allows attackers to cause a denial of service against non-cpu-bound applications (CVE-2019-19922)

- kernel: triggering AP to send IAPP location updates for stations before the required authentication process has completed can lead to DoS (CVE-2019-5108)

- kernel: memory leak in the kernel_read_file function in fs/exec.c allows to cause a denial of service (CVE-2019-8980)

- kernel: use-after-free in cdev_put() when a PTP device is removed while it's chardev is open (CVE-2020-10690)

- kernel: some ipv6 protocols not encrypted over ipsec tunnel (CVE-2020-1749)

- kernel: use-after-free in i915_ppgtt_close in drivers/gpu/drm/i915/i915_gem_gtt.c (CVE-2020-7053)

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.

See Also

https://cwe.mitre.org/data/definitions/20.html

https://cwe.mitre.org/data/definitions/119.html

https://cwe.mitre.org/data/definitions/120.html

https://cwe.mitre.org/data/definitions/125.html

https://cwe.mitre.org/data/definitions/190.html

https://cwe.mitre.org/data/definitions/200.html

https://cwe.mitre.org/data/definitions/250.html

https://cwe.mitre.org/data/definitions/319.html

https://cwe.mitre.org/data/definitions/400.html

https://cwe.mitre.org/data/definitions/416.html

https://cwe.mitre.org/data/definitions/440.html

https://cwe.mitre.org/data/definitions/476.html

https://cwe.mitre.org/data/definitions/772.html

https://access.redhat.com/security/cve/CVE-2018-16871

https://access.redhat.com/security/cve/CVE-2019-5108

https://access.redhat.com/security/cve/CVE-2019-8980

https://access.redhat.com/security/cve/CVE-2019-10639

https://access.redhat.com/security/cve/CVE-2019-12819

https://access.redhat.com/security/cve/CVE-2019-15090

https://access.redhat.com/security/cve/CVE-2019-15099

https://access.redhat.com/security/cve/CVE-2019-15221

https://access.redhat.com/security/cve/CVE-2019-15223

https://access.redhat.com/security/cve/CVE-2019-16234

https://access.redhat.com/security/cve/CVE-2019-16746

https://access.redhat.com/security/cve/CVE-2019-17053

https://access.redhat.com/security/cve/CVE-2019-17055

https://access.redhat.com/security/cve/CVE-2019-18282

https://access.redhat.com/security/cve/CVE-2019-18805

https://access.redhat.com/security/cve/CVE-2019-19045

https://access.redhat.com/security/cve/CVE-2019-19047

https://access.redhat.com/security/cve/CVE-2019-19055

https://access.redhat.com/security/cve/CVE-2019-19057

https://access.redhat.com/security/cve/CVE-2019-19058

https://access.redhat.com/security/cve/CVE-2019-19059

https://access.redhat.com/security/cve/CVE-2019-19065

https://access.redhat.com/security/cve/CVE-2019-19067

https://access.redhat.com/security/cve/CVE-2019-19073

https://access.redhat.com/security/cve/CVE-2019-19074

https://access.redhat.com/security/cve/CVE-2019-19077

https://access.redhat.com/security/cve/CVE-2019-19532

https://access.redhat.com/security/cve/CVE-2019-19534

https://access.redhat.com/security/cve/CVE-2019-19768

https://access.redhat.com/security/cve/CVE-2019-19922

https://access.redhat.com/security/cve/CVE-2020-1749

https://access.redhat.com/security/cve/CVE-2020-7053

https://access.redhat.com/security/cve/CVE-2020-10690

https://access.redhat.com/errata/RHSA-2020:1769

https://bugzilla.redhat.com/1655162

https://bugzilla.redhat.com/1679972

https://bugzilla.redhat.com/1721962

https://bugzilla.redhat.com/1729933

https://bugzilla.redhat.com/1743526

https://bugzilla.redhat.com/1743560

https://bugzilla.redhat.com/1749974

https://bugzilla.redhat.com/1749976

https://bugzilla.redhat.com/1758242

https://bugzilla.redhat.com/1758248

https://bugzilla.redhat.com/1760306

https://bugzilla.redhat.com/1760441

https://bugzilla.redhat.com/1771496

https://bugzilla.redhat.com/1774933

https://bugzilla.redhat.com/1774937

https://bugzilla.redhat.com/1774968

https://bugzilla.redhat.com/1774983

https://bugzilla.redhat.com/1774991

https://bugzilla.redhat.com/1775000

https://bugzilla.redhat.com/1775042

https://bugzilla.redhat.com/1775047

https://bugzilla.redhat.com/1775050

https://bugzilla.redhat.com/1775074

https://bugzilla.redhat.com/1775724

https://bugzilla.redhat.com/1781821

https://bugzilla.redhat.com/1783540

https://bugzilla.redhat.com/1786164

https://bugzilla.redhat.com/1789927

https://bugzilla.redhat.com/1792512

https://bugzilla.redhat.com/1795624

https://bugzilla.redhat.com/1796360

https://bugzilla.redhat.com/1809833

https://bugzilla.redhat.com/1817141

Plugin Details

Severity: Critical

ID: 136115

File Name: redhat-RHSA-2020-1769.nasl

Version: 1.5

Type: local

Agent: unix

Published: 4/29/2020

Updated: 7/21/2021

Dependencies: ssh_get_info.nasl, redhat_repos.nasl, linux_alt_patch_detect.nasl

Risk Information

CVSS Score Source: CVE-2019-18805

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.2, cpe:/o:redhat:rhel_aus:8.4, cpe:/o:redhat:rhel_e4s:8.2, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_eus:8.2, cpe:/o:redhat:rhel_eus:8.4, cpe:/o:redhat:rhel_tus:8.2, cpe:/o:redhat:rhel_tus:8.4, p-cpe:/a:redhat:enterprise_linux:bpftool, p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-abi-whitelists, p-cpe:/a:redhat:enterprise_linux:kernel-core, p-cpe:/a:redhat:enterprise_linux:kernel-cross-headers, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:kernel-debug-core, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-debug-modules, p-cpe:/a:redhat:enterprise_linux:kernel-debug-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-headers, p-cpe:/a:redhat:enterprise_linux:kernel-modules, p-cpe:/a:redhat:enterprise_linux:kernel-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-tools, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs-devel, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-core, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-devel, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-modules, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-modules-extra, p-cpe:/a:redhat:enterprise_linux:perf, p-cpe:/a:redhat:enterprise_linux:python3-perf

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: 4/28/2020

Vulnerability Publication Date: 11/30/2018

Reference Information

CVE: CVE-2018-16871, CVE-2019-8980, CVE-2019-10639, CVE-2019-15090, CVE-2019-15099, CVE-2019-15221, CVE-2019-17053, CVE-2019-17055, CVE-2019-18805, CVE-2019-19045, CVE-2019-19047, CVE-2019-19055, CVE-2019-19057, CVE-2019-19058, CVE-2019-19059, CVE-2019-19065, CVE-2019-19073, CVE-2019-19074, CVE-2019-19077, CVE-2019-19534, CVE-2019-19768, CVE-2019-19922, CVE-2020-1749

BID: 107120, 108547, 108768

RHSA: 2020:1769

CWE: 20, 119, 120, 125, 190, 200, 250, 319, 400, 416, 440, 476, 772