NVD Vulnerability Detail
Search Exploit, PoC
CVE-2021-26350
Summary

A TOCTOU race condition in SMU may allow for the caller to obtain and manipulate the address of a message port register which may result in a potential denial of service.

Publication Date May 12, 2022, 2:15 a.m.
Registration Date May 12, 2022, 10 a.m.
Last Update Nov. 21, 2024, 2:56 p.m.
CVSS3.1 : MEDIUM
スコア 4.7
Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
攻撃元区分(AV) ローカル
攻撃条件の複雑さ(AC) 高
攻撃に必要な特権レベル(PR) 低
利用者の関与(UI) 不要
影響の想定範囲(S) 変更なし
機密性への影響(C) なし
完全性への影響(I) なし
可用性への影響(A) 高
CVSS2.0 : LOW
Score 1.9
Vector AV:L/AC:M/Au:N/C:N/I:N/A:P
攻撃元区分(AV) ローカル
攻撃条件の複雑さ(AC) 中
攻撃前の認証要否(Au) 不要
機密性への影響(C) なし
完全性への影響(I) なし
可用性への影響(A) 低
Get all privileges. いいえ
Get user privileges いいえ
Get other privileges いいえ
User operation required いいえ
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:o:amd:epyc_7232p_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7232p:-:*:*:*:*:*:*:*
Configuration2 or higher or less more than less than
cpe:2.3:o:amd:epyc_7302p_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7302p:-:*:*:*:*:*:*:*
Configuration3 or higher or less more than less than
cpe:2.3:o:amd:epyc_7402p_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7402p:-:*:*:*:*:*:*:*
Configuration4 or higher or less more than less than
cpe:2.3:o:amd:epyc_7502p_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7502p:-:*:*:*:*:*:*:*
Configuration5 or higher or less more than less than
cpe:2.3:o:amd:epyc_7702p_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7702p:-:*:*:*:*:*:*:*
Configuration6 or higher or less more than less than
cpe:2.3:o:amd:epyc_7252_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7252:-:*:*:*:*:*:*:*
Configuration7 or higher or less more than less than
cpe:2.3:o:amd:epyc_7262_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7262:-:*:*:*:*:*:*:*
Configuration8 or higher or less more than less than
cpe:2.3:o:amd:epyc_7272_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7272:-:*:*:*:*:*:*:*
Configuration9 or higher or less more than less than
cpe:2.3:o:amd:epyc_7282_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7282:-:*:*:*:*:*:*:*
Configuration10 or higher or less more than less than
cpe:2.3:o:amd:epyc_7302_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7302:-:*:*:*:*:*:*:*
Configuration11 or higher or less more than less than
cpe:2.3:o:amd:epyc_7352_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7352:-:*:*:*:*:*:*:*
Configuration12 or higher or less more than less than
cpe:2.3:o:amd:epyc_7402_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7402:-:*:*:*:*:*:*:*
Configuration13 or higher or less more than less than
cpe:2.3:o:amd:epyc_7452_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7452:-:*:*:*:*:*:*:*
Configuration14 or higher or less more than less than
cpe:2.3:o:amd:epyc_7502_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7502:-:*:*:*:*:*:*:*
Configuration15 or higher or less more than less than
cpe:2.3:o:amd:epyc_7532_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7532:-:*:*:*:*:*:*:*
Configuration16 or higher or less more than less than
cpe:2.3:o:amd:epyc_7542_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7542:-:*:*:*:*:*:*:*
Configuration17 or higher or less more than less than
cpe:2.3:o:amd:epyc_7552_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7552:-:*:*:*:*:*:*:*
Configuration18 or higher or less more than less than
cpe:2.3:o:amd:epyc_7642_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7642:-:*:*:*:*:*:*:*
Configuration19 or higher or less more than less than
cpe:2.3:o:amd:epyc_7662_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7662:-:*:*:*:*:*:*:*
Configuration20 or higher or less more than less than
cpe:2.3:o:amd:epyc_7702_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7702:-:*:*:*:*:*:*:*
Configuration21 or higher or less more than less than
cpe:2.3:o:amd:epyc_7742_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7742:-:*:*:*:*:*:*:*
Configuration22 or higher or less more than less than
cpe:2.3:o:amd:epyc_7f32_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7f32:-:*:*:*:*:*:*:*
Configuration23 or higher or less more than less than
cpe:2.3:o:amd:epyc_7f52_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7f52:-:*:*:*:*:*:*:*
Configuration24 or higher or less more than less than
cpe:2.3:o:amd:epyc_7f72_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7f72:-:*:*:*:*:*:*:*
Configuration25 or higher or less more than less than
cpe:2.3:o:amd:epyc_7f32_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7f32:-:*:*:*:*:*:*:*
Configuration26 or higher or less more than less than
cpe:2.3:o:amd:epyc_7f52_firmware:*:*:*:*:*:*:*:* romepi-sp3_1.0.0.d
execution environment
1 cpe:2.3:h:amd:epyc_7f52:-:*:*:*:*:*:*:*
Configuration27 or higher or less more than less than
cpe:2.3:o:amd:epyc_7313p_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7313p:-:*:*:*:*:*:*:*
Configuration28 or higher or less more than less than
cpe:2.3:o:amd:epyc_7443p_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7443p:-:*:*:*:*:*:*:*
Configuration29 or higher or less more than less than
cpe:2.3:o:amd:epyc_7543p_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7543p:-:*:*:*:*:*:*:*
Configuration30 or higher or less more than less than
cpe:2.3:o:amd:epyc_7713p_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7713p:-:*:*:*:*:*:*:*
Configuration31 or higher or less more than less than
cpe:2.3:o:amd:epyc_7773x_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7773x:-:*:*:*:*:*:*:*
Configuration32 or higher or less more than less than
cpe:2.3:o:amd:epyc_7763_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7763:-:*:*:*:*:*:*:*
Configuration33 or higher or less more than less than
cpe:2.3:o:amd:epyc_7713_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7713:-:*:*:*:*:*:*:*
Configuration34 or higher or less more than less than
cpe:2.3:o:amd:epyc_7663_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7663:-:*:*:*:*:*:*:*
Configuration35 or higher or less more than less than
cpe:2.3:o:amd:epyc_7643_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7643:-:*:*:*:*:*:*:*
Configuration36 or higher or less more than less than
cpe:2.3:o:amd:epyc_7573x_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7573x:-:*:*:*:*:*:*:*
Configuration37 or higher or less more than less than
cpe:2.3:o:amd:epyc_75f3_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_75f3:-:*:*:*:*:*:*:*
Configuration38 or higher or less more than less than
cpe:2.3:o:amd:epyc_7543p_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7543p:-:*:*:*:*:*:*:*
Configuration39 or higher or less more than less than
cpe:2.3:o:amd:epyc_7513_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7513:-:*:*:*:*:*:*:*
Configuration40 or higher or less more than less than
cpe:2.3:o:amd:epyc_7473x_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7473x:-:*:*:*:*:*:*:*
Configuration41 or higher or less more than less than
cpe:2.3:o:amd:epyc_7453_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7453:-:*:*:*:*:*:*:*
Configuration42 or higher or less more than less than
cpe:2.3:o:amd:epyc_74f3_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_74f3:-:*:*:*:*:*:*:*
Configuration43 or higher or less more than less than
cpe:2.3:o:amd:epyc_7443p_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7443p:-:*:*:*:*:*:*:*
Configuration44 or higher or less more than less than
cpe:2.3:o:amd:epyc_7413_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7413:-:*:*:*:*:*:*:*
Configuration45 or higher or less more than less than
cpe:2.3:o:amd:epyc_73f3_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_73f3:-:*:*:*:*:*:*:*
Configuration46 or higher or less more than less than
cpe:2.3:o:amd:epyc_7373x_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7373x:-:*:*:*:*:*:*:*
Configuration47 or higher or less more than less than
cpe:2.3:o:amd:epyc_7343_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7343:-:*:*:*:*:*:*:*
Configuration48 or higher or less more than less than
cpe:2.3:o:amd:epyc_7313p_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_7313p:-:*:*:*:*:*:*:*
Configuration49 or higher or less more than less than
cpe:2.3:o:amd:epyc_72f3_firmware:*:*:*:*:*:*:*:* milanpi-sp3_1.0.0.7
execution environment
1 cpe:2.3:h:amd:epyc_72f3:-:*:*:*:*:*:*:*
Related information, measures and tools
Common Vulnerabilities List
JVN Vulnerability Information
複数の Advanced Micro Devices (AMD) 製品における Time-of-check Time-of-use (TOCTOU) 競合状態の脆弱性
Title 複数の Advanced Micro Devices (AMD) 製品における Time-of-check Time-of-use (TOCTOU) 競合状態の脆弱性
Summary

EPYC 7232p ファームウェア、epyc 7302p ファームウェア、epyc 7402p ファームウェア等複数の Advanced Micro Devices (AMD) 製品には、Time-of-check Time-of-use (TOCTOU) 競合状態の脆弱性が存在します。

Possible impacts サービス運用妨害 (DoS) 状態にされる可能性があります。
Solution

ベンダアドバイザリまたはパッチ情報が公開されています。参考情報を参照して適切な対策を実施してください。
Publication Date Jan. 29, 2021, midnight
Registration Date Aug. 7, 2023, 5:16 p.m.
Last Update Aug. 7, 2023, 5:16 p.m.
Affected System
Advanced Micro Devices (AMD)
EPYC 7232p ファームウェア romepi-sp3_1.0.0.d 未満
EPYC 7252 ファームウェア romepi-sp3_1.0.0.d 未満
epyc 7262 ファームウェア romepi-sp3_1.0.0.d 未満
epyc 7272 ファームウェア romepi-sp3_1.0.0.d 未満
epyc 7282 ファームウェア romepi-sp3_1.0.0.d 未満
epyc 7302 ファームウェア romepi-sp3_1.0.0.d 未満
epyc 7302p ファームウェア romepi-sp3_1.0.0.d 未満
epyc 7352 ファームウェア romepi-sp3_1.0.0.d 未満
epyc 7402 ファームウェア romepi-sp3_1.0.0.d 未満
epyc 7402p ファームウェア romepi-sp3_1.0.0.d 未満
epyc 7452 ファームウェア romepi-sp3_1.0.0.d 未満
EPYC 7502 ファームウェア romepi-sp3_1.0.0.d 未満
EPYC 7502p ファームウェア romepi-sp3_1.0.0.d 未満
epyc 7532 ファームウェア romepi-sp3_1.0.0.d 未満
epyc 7542 ファームウェア romepi-sp3_1.0.0.d 未満
EPYC 7552 ファームウェア romepi-sp3_1.0.0.d 未満
EPYC 7642 ファームウェア romepi-sp3_1.0.0.d 未満
EPYC 7662 ファームウェア romepi-sp3_1.0.0.d 未満
EPYC 7702 ファームウェア romepi-sp3_1.0.0.d 未満
EPYC 7702p ファームウェア romepi-sp3_1.0.0.d 未満
CVE (情報セキュリティ 共通脆弱性識別子)
CWE (共通脆弱性タイプ一覧)
その他
Change Log
No Changed Details Date of change
1 [2023年08月07日]
  掲載		 Aug. 7, 2023, 5:16 p.m.