CVE-2021-46764

CWE-787 — Out-of-bounds Write3 documents3 sources
Severity
7.5HIGH
EPSS
0.2%
top 63.94%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
50
AMD 2ND GEN AMD Epyc™AMD 3RD GEN AMD Epyc™AMD Epyc 7232p Firmware+47 more
Timeline
PublishedMay 9

Description

Improper validation of DRAM addresses in SMU may allow an attacker to overwrite sensitive memory locations within the ASP potentially resulting in a denial of service.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages50 packages

▶CVEListV5amd/2nd_gen_amd_epyc™various
▶CVEListV5amd/3rd_gen_amd_epyc™various
▶NVDamd/epyc_7252_firmwareromepi_1.0.0.e
▶NVDamd/epyc_7262_firmwareromepi_1.0.0.e
▶NVDamd/epyc_7272_firmwareromepi_1.0.0.e

🔴Vulnerability Details

2
GHSA
GHSA-975m-88pr-xfj6: Improper validation of DRAM addresses in SMU may allow an attacker to overwrite sensitive memory locations within the ASP potentially resulting in a d↗2023-05-09
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CVEList
CVE-2021-46764: Improper validation of DRAM addresses in SMU may allow an attacker to overwrite sensitive memory locations within the ASP potentially resulting in a d↗2023-05-09
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CVE-2021-46764 (HIGH CVSS 7.5) | Improper validation of DRAM address | cvebase.io