SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-26392

Insufficient verification of missing size check in 'LoadModule' may lead to an out-of-bounds write potentially allowing an attacker with privileges to gain code execution of the OS/kernel by loading a malicious TA.

HIGH 7.8EPSS 0.27%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.27%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Insufficient verification of missing size check in 'LoadModule' may lead to an out-of-bounds write potentially allowing an attacker with privileges to gain code execution of the OS/kernel by loading a malicious TA.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.27% probability · 19th percentile
CISA KEV
Not listed
Weakness
CWE-787
Affected
amd/enterprise driver · amd/radeon pro software · amd/radeon software · amd/radeon rx vega 56 firmware · amd/radeon rx vega 64 firmware · amd/ryzen 3 2200ge firmware · amd/ryzen 3 2200g firmware · amd/ryzen 5 2400ge firmware · amd/ryzen 5 2400g firmware · amd/ryzen 3 3100 firmware · amd/ryzen 3 3300x firmware · amd/ryzen 5 3500 firmware · amd/ryzen 5 3500x firmware · amd/ryzen 5 3600 firmware · amd/ryzen 5 3600x firmware · amd/ryzen 5 3600xt firmware · amd/ryzen 7 3700x firmware · amd/ryzen 7 3800x firmware · amd/ryzen 7 3800xt firmware · amd/ryzen 9 3900 firmware · +40 more
Source
psirt@amd.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.