CVE-2021-26329 — Improper Handling of Length Parameter Inconsistency in AMD 1ST GEN AMD Epyc

CWE-130 — Improper Handling of Length Parameter InconsistencyCWE-190 — Integer Overflow or Wraparound3 documents3 sources
Severity
5.5MEDIUMNVD
EPSS
0.1%
top 68.62%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
60
AMD 1ST GEN AMD EpycAMD 2ND GEN AMD EpycAMD 3RD GEN AMD Epyc+57 more
Timeline
PublishedNov 16
Latest updateMay 24

Description

AMD System Management Unit (SMU) may experience an integer overflow when an invalid length is provided which may result in a potential loss of resources.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages60 packages

▶CVEListV5amd/1st_gen_amd_epycunspecified — NaplesPI-SP3_1.0.0.G
▶CVEListV5amd/2nd_gen_amd_epycunspecified — RomePI-SP3_1.0.0.C
▶CVEListV5amd/3rd_gen_amd_epycunspecified — MilanPI-SP3_1.0.0.4
▶NVDamd/epyc_7251_firmware< naplespi-sp3_1.0.0.g
▶NVDamd/epyc_7252_firmware< romepi-sp3_1.0.0.c

🔴Vulnerability Details

2
GHSA
GHSA-mr99-xfwj-whrq: AMD System Management Unit (SMU) may experience an integer overflow when an invalid length is provided which may result in a potential loss of resourc↗2022-05-24
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CVEList
CVE-2021-26329: AMD System Management Unit (SMU) may experience an integer overflow when an invalid length is provided which may result in a potential loss of resourc↗2021-11-16
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CVE-2021-26329 — AMD 1ST GEN AMD Epyc vulnerability | cvebase