UBUNTU-CVE-2018-12437

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Source
https://ubuntu.com/security/CVE-2018-12437
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-12437.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2018-12437
Related
Published
2018-06-15T02:29:00Z
Modified
2018-06-15T02:29:00Z
Severity
  • 4.9 (Medium) CVSS_V3 - CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N CVSS Calculator
  • 4.9 (Medium) CVSS_V3 - CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

LibTomCrypt through 1.18.1 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.

References

Affected packages

Ubuntu:14.04:LTS / libtomcrypt

Package

Name
libtomcrypt
Purl
pkg:deb/ubuntu/libtomcrypt?arch=src?distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.17-5ubuntu0.1

Affected versions

1.*

1.17-3.2ubuntu1
1.17-5

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "1.17-5ubuntu0.1",
            "binary_name": "libtomcrypt-dev"
        },
        {
            "binary_version": "1.17-5ubuntu0.1",
            "binary_name": "libtomcrypt0"
        },
        {
            "binary_version": "1.17-5ubuntu0.1",
            "binary_name": "libtomcrypt0-dbgsym"
        }
    ]
}

Ubuntu:16.04:LTS / libtomcrypt

Package

Name
libtomcrypt
Purl
pkg:deb/ubuntu/libtomcrypt?arch=src?distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.17-7ubuntu0.1

Affected versions

1.*

1.17-7

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "1.17-7ubuntu0.1",
            "binary_name": "libtomcrypt-dev"
        },
        {
            "binary_version": "1.17-7ubuntu0.1",
            "binary_name": "libtomcrypt0"
        },
        {
            "binary_version": "1.17-7ubuntu0.1",
            "binary_name": "libtomcrypt0-dbgsym"
        }
    ]
}

Ubuntu:18.04:LTS / libtomcrypt

Package

Name
libtomcrypt
Purl
pkg:deb/ubuntu/libtomcrypt?arch=src?distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.18.1-1ubuntu0.1

Affected versions

1.*

1.17-9
1.18.0-1
1.18.1-1

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "1.18.1-1ubuntu0.1",
            "binary_name": "libtomcrypt-dev"
        },
        {
            "binary_version": "1.18.1-1ubuntu0.1",
            "binary_name": "libtomcrypt1"
        },
        {
            "binary_version": "1.18.1-1ubuntu0.1",
            "binary_name": "libtomcrypt1-dbgsym"
        }
    ]
}