2024-06-17
ALT-BU-2024-9133-1
Branch c10f1 update bulletin.
Package cryptsetup updated to version 2.6.1-alt1 for branch c10f1 in task 349969.
Closed vulnerabilities
Published: 2022-08-24
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2021-4122
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.
Severity: MEDIUM (4.3)
Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
References:
- https://access.redhat.com/security/cve/CVE-2021-4122
- https://access.redhat.com/security/cve/CVE-2021-4122
- https://bugzilla.redhat.com/show_bug.cgi?id=2031859
- https://bugzilla.redhat.com/show_bug.cgi?id=2031859
- https://bugzilla.redhat.com/show_bug.cgi?id=2032401
- https://bugzilla.redhat.com/show_bug.cgi?id=2032401
- https://gitlab.com/cryptsetup/cryptsetup/-/commit/0113ac2d889c5322659ad0596d4cfc6da53e356c
- https://gitlab.com/cryptsetup/cryptsetup/-/commit/0113ac2d889c5322659ad0596d4cfc6da53e356c
- https://mirrors.edge.kernel.org/pub/linux/utils/cryptsetup/v2.4/v2.4.3-ReleaseNotes
- https://mirrors.edge.kernel.org/pub/linux/utils/cryptsetup/v2.4/v2.4.3-ReleaseNotes