USN-4930-1

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Please try reporting it to the source first.

Source

https://ubuntu.com/security/notices/USN-4930-1

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4930-1.json

JSON Data

https://api.osv.dev/v1/vulns/USN-4930-1

Related

Published

2021-04-29T16:48:57.315721Z

Modified

2021-04-29T16:48:57.315721Z

Summary

samba vulnerability

Details

Peter Eriksson discovered that Samba incorrectly handled certain negative idmap cache entries. This issue could result in certain users gaining unauthorized access to files, contrary to expected behaviour.

References

Affected packages

Ubuntu:16.04:LTS / samba

Package

Name: samba
Purl: pkg:deb/ubuntu/samba@2:4.3.11+dfsg-0ubuntu0.16.04.34?arch=source&distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2:4.3.11+dfsg-0ubuntu0.16.04.34

Affected versions

2:4.*

2:4.1.17+dfsg-4ubuntu2

2:4.1.20+dfsg-1ubuntu1

2:4.1.20+dfsg-1ubuntu2

2:4.1.20+dfsg-1ubuntu3

2:4.1.20+dfsg-1ubuntu5

2:4.3.3+dfsg-1ubuntu1

2:4.3.3+dfsg-1ubuntu2

2:4.3.3+dfsg-1ubuntu3

2:4.3.6+dfsg-1ubuntu1

2:4.3.8+dfsg-0ubuntu1

2:4.3.9+dfsg-0ubuntu0.16.04.1

2:4.3.9+dfsg-0ubuntu0.16.04.2

2:4.3.9+dfsg-0ubuntu0.16.04.3

2:4.3.11+dfsg-0ubuntu0.16.04.1

2:4.3.11+dfsg-0ubuntu0.16.04.3

2:4.3.11+dfsg-0ubuntu0.16.04.5

2:4.3.11+dfsg-0ubuntu0.16.04.6

2:4.3.11+dfsg-0ubuntu0.16.04.7

2:4.3.11+dfsg-0ubuntu0.16.04.8

2:4.3.11+dfsg-0ubuntu0.16.04.9

2:4.3.11+dfsg-0ubuntu0.16.04.10

2:4.3.11+dfsg-0ubuntu0.16.04.11

2:4.3.11+dfsg-0ubuntu0.16.04.12

2:4.3.11+dfsg-0ubuntu0.16.04.13

2:4.3.11+dfsg-0ubuntu0.16.04.15

2:4.3.11+dfsg-0ubuntu0.16.04.16

2:4.3.11+dfsg-0ubuntu0.16.04.17

2:4.3.11+dfsg-0ubuntu0.16.04.18

2:4.3.11+dfsg-0ubuntu0.16.04.19

2:4.3.11+dfsg-0ubuntu0.16.04.20

2:4.3.11+dfsg-0ubuntu0.16.04.21

2:4.3.11+dfsg-0ubuntu0.16.04.23

2:4.3.11+dfsg-0ubuntu0.16.04.24

2:4.3.11+dfsg-0ubuntu0.16.04.25

2:4.3.11+dfsg-0ubuntu0.16.04.26

2:4.3.11+dfsg-0ubuntu0.16.04.27

2:4.3.11+dfsg-0ubuntu0.16.04.28

2:4.3.11+dfsg-0ubuntu0.16.04.29

2:4.3.11+dfsg-0ubuntu0.16.04.30

2:4.3.11+dfsg-0ubuntu0.16.04.31

2:4.3.11+dfsg-0ubuntu0.16.04.32

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "ctdb",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "ctdb-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libnss-winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libnss-winbind-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libpam-winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libpam-winbind-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libparse-pidl-perl",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libparse-pidl-perl-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libsmbclient",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libsmbclient-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libsmbclient-dev",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libsmbclient-dev-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libwbclient-dev",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libwbclient-dev-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libwbclient0",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "libwbclient0-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "python-samba",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "registry-tools",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "registry-tools-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-common",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-common-bin",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-common-bin-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-dbg",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-dev",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-dev-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-dsdb-modules",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-dsdb-modules-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-libs",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-libs-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-testsuite",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-testsuite-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-vfs-modules",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "samba-vfs-modules-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "smbclient",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "smbclient-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "winbind",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        },
        {
            "binary_name": "winbind-dbgsym",
            "binary_version": "2:4.3.11+dfsg-0ubuntu0.16.04.34"
        }
    ]
}

Ubuntu:18.04:LTS / samba

Package

Name: samba
Purl: pkg:deb/ubuntu/samba@2:4.7.6+dfsg~ubuntu-0ubuntu2.23?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2:4.7.6+dfsg~ubuntu-0ubuntu2.23

Affected versions

2:4.*

2:4.6.7+dfsg-1ubuntu3

2:4.7.1+dfsg-1ubuntu1

2:4.7.3+dfsg-1ubuntu1

2:4.7.4+dfsg-1ubuntu1

2:4.7.6+dfsg~ubuntu-0ubuntu1

2:4.7.6+dfsg~ubuntu-0ubuntu2

2:4.7.6+dfsg~ubuntu-0ubuntu2.2

2:4.7.6+dfsg~ubuntu-0ubuntu2.4

2:4.7.6+dfsg~ubuntu-0ubuntu2.5

2:4.7.6+dfsg~ubuntu-0ubuntu2.6

2:4.7.6+dfsg~ubuntu-0ubuntu2.7

2:4.7.6+dfsg~ubuntu-0ubuntu2.9

2:4.7.6+dfsg~ubuntu-0ubuntu2.10

2:4.7.6+dfsg~ubuntu-0ubuntu2.11

2:4.7.6+dfsg~ubuntu-0ubuntu2.13

2:4.7.6+dfsg~ubuntu-0ubuntu2.14

2:4.7.6+dfsg~ubuntu-0ubuntu2.15

2:4.7.6+dfsg~ubuntu-0ubuntu2.16

2:4.7.6+dfsg~ubuntu-0ubuntu2.17

2:4.7.6+dfsg~ubuntu-0ubuntu2.18

2:4.7.6+dfsg~ubuntu-0ubuntu2.19

2:4.7.6+dfsg~ubuntu-0ubuntu2.20

2:4.7.6+dfsg~ubuntu-0ubuntu2.21

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "ctdb",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "ctdb-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "libnss-winbind",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "libnss-winbind-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "libpam-winbind",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "libpam-winbind-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "libparse-pidl-perl",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "libsmbclient",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "libsmbclient-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "libsmbclient-dev",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "libwbclient-dev",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "libwbclient0",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "libwbclient0-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "python-samba",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "python-samba-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "registry-tools",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "registry-tools-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-common",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-common-bin",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-common-bin-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-dev",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-dsdb-modules",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-dsdb-modules-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-libs",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-libs-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-testsuite",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-testsuite-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-vfs-modules",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "samba-vfs-modules-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "smbclient",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "smbclient-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "winbind",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        },
        {
            "binary_name": "winbind-dbgsym",
            "binary_version": "2:4.7.6+dfsg~ubuntu-0ubuntu2.23"
        }
    ]
}

Ubuntu:20.04:LTS / samba

Package

Name: samba
Purl: pkg:deb/ubuntu/samba@2:4.11.6+dfsg-0ubuntu1.8?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2:4.11.6+dfsg-0ubuntu1.8

Affected versions

2:4.*

2:4.10.7+dfsg-0ubuntu2

2:4.10.7+dfsg-0ubuntu3

2:4.11.1+dfsg-3ubuntu1

2:4.11.1+dfsg-3ubuntu2

2:4.11.1+dfsg-3ubuntu4

2:4.11.5+dfsg-1ubuntu1

2:4.11.5+dfsg-1ubuntu2

2:4.11.6+dfsg-0ubuntu1

2:4.11.6+dfsg-0ubuntu1.1

2:4.11.6+dfsg-0ubuntu1.2

2:4.11.6+dfsg-0ubuntu1.3

2:4.11.6+dfsg-0ubuntu1.4

2:4.11.6+dfsg-0ubuntu1.5

2:4.11.6+dfsg-0ubuntu1.6

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "ctdb",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "ctdb-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "libnss-winbind",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "libnss-winbind-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "libpam-winbind",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "libpam-winbind-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "libsmbclient",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "libsmbclient-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "libsmbclient-dev",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "libwbclient-dev",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "libwbclient0",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "libwbclient0-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "python3-samba",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "python3-samba-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "registry-tools",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "registry-tools-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-common",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-common-bin",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-common-bin-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-dev",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-dsdb-modules",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-dsdb-modules-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-libs",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-libs-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-testsuite",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-testsuite-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-vfs-modules",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "samba-vfs-modules-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "smbclient",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "smbclient-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "winbind",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        },
        {
            "binary_name": "winbind-dbgsym",
            "binary_version": "2:4.11.6+dfsg-0ubuntu1.8"
        }
    ]
}