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CVE-2024-2236

Libgcrypt: vulnerable to marvin attack

Published: Mar 6, 2024Updated: Feb 25, 2026 Sources: CVE List NVD BDU csafCWE-385
NVD MITRE
5.9CVSSMEDIUM
EPSS Score
1.1%
Top 38.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A timing-based side-channel flaw was found in libgcrypt's RSA implementation. This issue may allow a remote attacker to initiate a Bleichenbacher-style attack, which can lead to the decryption of RSA ciphertexts.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-385

Affected Products

Red Hat Enterprise Linux 9Red Hat
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise Linux 9.2 Extended Update SupportRed Hat
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise Linux 9.4 Extended Update SupportRed Hat
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise Linux 10Red Hat
On-premOS
Operating Systems / linux-distro
red hatcommercialUSOperating Systemsaka red hat
and 11 more affected products View all →

Exploitability

Official Patch Available

References

https://access.redhat.com/errata/RHSA-2024:9404
access.redhat.com
https://access.redhat.com/errata/RHSA-2025:3530
access.redhat.com
https://access.redhat.com/errata/RHSA-2025:3534
access.redhat.com
and 23 more references View all →

Timeline

Published
Mar 6, 2024
Last Updated
Feb 25, 2026

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