USN-7577-2

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Source
https://ubuntu.com/security/notices/USN-7577-2
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7577-2.json
JSON Data
https://api.osv.dev/v1/vulns/USN-7577-2
Upstream
Related
Published
2025-06-18T17:21:51.065183Z
Modified
2025-07-16T08:36:27.141719Z
Summary
libblockdev vulnerability
Details

USN-7577-1 fixed a vulnerability in libblockdev. This update provides the corresponding update for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS.

Original advisory details:

It was discovered that libblockdev incorrectly handled mount options when resizing certain filesystems. A local attacker with an active session on the console can use this issue to escalate their privileges to root.

References

Affected packages

Ubuntu:Pro:18.04:LTS / libblockdev

Package

Name
libblockdev
Purl
pkg:deb/ubuntu/libblockdev@2.16-2ubuntu0.1~esm1?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.16-2ubuntu0.1~esm1

Affected versions

2.*

2.12-2
2.12-3
2.14-2
2.14-3
2.16-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "gir1.2-blockdev-2.0",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-btrfs-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-btrfs2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-btrfs2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-crypto-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-crypto2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-crypto2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-dm-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-dm2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-dm2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-fs-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-fs2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-fs2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-kbd-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-kbd2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-kbd2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-loop-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-loop2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-loop2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-lvm-dbus-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-lvm-dbus2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-lvm-dbus2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-lvm-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-lvm2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-lvm2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-mdraid-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-mdraid2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-mdraid2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-mpath-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-mpath2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-mpath2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-part-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-part-err-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-part-err2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-part-err2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-part2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-part2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-plugins-all",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-swap-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-swap2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-swap2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-utils-dev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-utils2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev-utils2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev2",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libblockdev2-dbgsym",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "python3-blockdev",
            "binary_version": "2.16-2ubuntu0.1~esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Ubuntu:Pro:20.04:LTS / libblockdev

Package

Name
libblockdev
Purl
pkg:deb/ubuntu/libblockdev@2.23-2ubuntu3+esm1?arch=source&distro=esm-infra/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.23-2ubuntu3+esm1

Affected versions

2.*

2.22-1
2.23-2
2.23-2ubuntu2
2.23-2ubuntu3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "gir1.2-blockdev-2.0",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-btrfs-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-btrfs2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-btrfs2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-crypto-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-crypto2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-crypto2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-dm-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-dm2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-dm2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-fs-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-fs2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-fs2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-kbd-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-kbd2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-kbd2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-loop-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-loop2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-loop2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-lvm-dbus-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-lvm-dbus2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-lvm-dbus2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-lvm-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-lvm2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-lvm2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-mdraid-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-mdraid2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-mdraid2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-mpath-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-mpath2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-mpath2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-nvdimm-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-nvdimm2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-nvdimm2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-part-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-part-err-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-part-err2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-part-err2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-part2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-part2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-plugins-all",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-swap-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-swap2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-swap2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-utils-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-utils2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-utils2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-vdo-dev",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-vdo2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev-vdo2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev2",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "libblockdev2-dbgsym",
            "binary_version": "2.23-2ubuntu3+esm1"
        },
        {
            "binary_name": "python3-blockdev",
            "binary_version": "2.23-2ubuntu3+esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}