CVE-2021-4122
Vulnerability from cvelistv5
Published
2022-08-24 15:08
Modified
2024-08-03 17:16
Severity
Summary
It was found that a specially crafted LUKS header could trick cryptsetup into disabling encryption during the recovery of the device. An attacker with physical access to the medium, such as a flash disk, could use this flaw to force a user into permanently disabling the encryption layer of that medium.
References
SourceURLTags
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2021-4122Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2031859Permissions Required, Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2032401Issue Tracking, Third Party Advisory
secalert@redhat.comhttps://gitlab.com/cryptsetup/cryptsetup/-/commit/0113ac2d889c5322659ad0596d4cfc6da53e356cPatch, Third Party Advisory
secalert@redhat.comhttps://mirrors.edge.kernel.org/pub/linux/utils/cryptsetup/v2.4/v2.4.3-ReleaseNotesRelease Notes, Vendor Advisory
Impacted products
VendorProduct
n/acryptsetup
Show details on NVD website

To clipboard 

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