The version of the Mali GPU Kernel Driver installed on the remote system is prior to r29p0 running on Bifrost or Valhall architecture or prior to r31p0 running on Midgard architecture. It is, therefore affected by a use-after-free error.
vulnerability. A non-privileged user can make improper operations on GPU memory to enter into a use-after-free scenario and may be able to gain root privilege, and/or disclose information.
Note that Nessus has not tested for this issue but has instead relied only on the applicationโs self-reported version number.
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##
include('compat.inc');
if (description)
{
script_id(178129);
script_version("1.2");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/07/12");
script_cve_id("CVE-2021-28663");
script_xref(name:"CISA-KNOWN-EXPLOITED", value:"2021/11/17");
script_name(english:"ARM Mali GPU Kernel Driver < r29p0 / < r31p0 Use After Free (CVE-2021-28663)");
script_set_attribute(attribute:"synopsis", value:
"The remote host has a driver that is affected by a use after free error.");
script_set_attribute(attribute:"description", value:
"The version of the Mali GPU Kernel Driver installed on the remote system is prior to r29p0 running on Bifrost or Valhall
architecture or prior to r31p0 running on Midgard architecture. It is, therefore affected by a use-after-free error.
vulnerability. A non-privileged user can make improper operations on GPU memory to enter into a use-after-free scenario
and may be able to gain root privilege, and/or disclose information.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
# https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?f7073d53");
script_set_attribute(attribute:"solution", value:
"Upgrade to Mali GPU Kernel Driver r29p0, r31p0 or later.");
script_set_attribute(attribute:"agent", value:"unix");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-28663");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2021/03/18");
script_set_attribute(attribute:"patch_publication_date", value:"2021/03/18");
script_set_attribute(attribute:"plugin_publication_date", value:"2023/07/11");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:arm:bifrost_gpu_driver");
script_set_attribute(attribute:"cpe", value:"cpe:/a:arm:valhall_gpu_driver");
script_set_attribute(attribute:"cpe", value:"cpe:/a:arm:midgard");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Misc.");
script_copyright(english:"This script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("arm_mali_driver_nix_installed.nbin");
script_require_keys("installed_sw/Arm Mali GPU Driver");
exit(0);
}
include('vcf_extras_arm.inc');
var app_info = vcf::arm::mali_gpu::get_app_info(app:'Arm Mali GPU Driver');
var constraints = [
{'min_version': 'r4p0', 'max_version': 'r30p0', 'fixed_version': 'r31p0', 'family': 'Midgard'},
{'min_version': 'r0p0', 'max_version': 'r28p0', 'fixed_version': 'r29p0', 'family': 'Bifrost'},
{'min_version': 'r19p0', 'max_version': 'r28p0', 'fixed_version': 'r29p0', 'family': 'Valhall'}
];
vcf::arm::mali_gpu::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_HOLE);
Vendor | Product | Version | CPE |
---|---|---|---|
arm | bifrost_gpu_driver | cpe:/a:arm:bifrost_gpu_driver | |
arm | valhall_gpu_driver | cpe:/a:arm:valhall_gpu_driver | |
arm | midgard | cpe:/a:arm:midgard |