CVE-2021-46763

CWE-787 — Out-of-bounds Write3 documents3 sources
Severity
7.5HIGH
EPSS
0.1%
top 68.62%
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

Insufficient input validation in the SMU may enable a privileged attacker to write beyond the intended bounds of a shared memory buffer potentially leading to a loss of integrity.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NExploitability: 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
CVEList
CVE-2021-46763: Insufficient input validation in the SMU may enable a privileged attacker to write beyond the intended bounds of a shared memory buffer potentially le↗2023-05-09
▶
GHSA
GHSA-4c6m-4p4p-3j5f: Insufficient input validation in the SMU may enable a privileged attacker to write beyond the intended bounds of a shared memory buffer potentially le↗2023-05-09
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CVE-2021-46763 (HIGH CVSS 7.5) | Insufficient input validation in th | cvebase.io