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CVE-2021-38578
HIGH7.4
Description
Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.
Details CVE
Score CVSS v3.17.4
SeveriteHIGH
Vecteur CVSSCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:L
Vecteur d'attaqueLOCAL
ComplexiteHIGH
Privileges requisHIGH
Interaction utilisateurNONE
Publie3/3/2022
Derniere modification11/3/2025
Sourcenvd
Observations honeypot0
Produits affectes
insyde:kerneltianocore:edk2
Faiblesses (CWE)
CWE-124CWE-787
References
https://bugzilla.tianocore.org/show_bug.cgi?id=3387(infosec@edk2.groups.io)
https://www.insyde.com/security-pledge/SA-2023024(infosec@edk2.groups.io)
https://bugzilla.tianocore.org/show_bug.cgi?id=3387(af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2025/06/msg00007.html(af854a3a-2127-422b-91ae-364da2661108)
https://www.insyde.com/security-pledge/SA-2023024(af854a3a-2127-422b-91ae-364da2661108)
Correlations IOC
Aucune correlation enregistree
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