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The vulnerability of the grub_crypto_memcmp function in the GNU GRUB operating system’s loader (formerly Grub2) allows a attacker to compromise the confidentiality of the protected information.

🗓️ 17 Apr 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 1 Views

The grub_crypto_memcmp vulnerability in the GNU GRUB loader enables information disclosure via timing discrepancies.

Related
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2024-56738
29 Dec 202406:45
circl
CNNVD
GNU GRUB 安全漏洞
29 Dec 202400:00
cnnvd
CNVD
Unspecified vulnerability in GNU GRUB
3 Jan 202500:00
cnvd
CVE
CVE-2024-56738
29 Dec 202400:00
cve
Cvelist
CVE-2024-56738
29 Dec 202400:00
cvelist
Debian CVE
CVE-2024-56738
29 Dec 202400:00
debiancve
Tenable Nessus
EulerOS 2.0 SP12 : grub2 (EulerOS-SA-2025-2009)
10 Sep 202500:00
nessus
Tenable Nessus
EulerOS 2.0 SP12 : grub2 (EulerOS-SA-2025-2040)
10 Sep 202500:00
nessus
Tenable Nessus
EulerOS 2.0 SP10 : grub2 (EulerOS-SA-2025-2070)
10 Sep 202500:00
nessus
Tenable Nessus
EulerOS 2.0 SP10 : grub2 (EulerOS-SA-2025-2098)
10 Sep 202500:00
nessus
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17 Apr 2026 00:00Current
6.8Medium risk
Vulners AI Score6.8
CVSS 25
CVSS 35.3
EPSS0.0038
1