UBUNTU-CVE-2015-7511

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Source
https://ubuntu.com/security/CVE-2015-7511
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-7511.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2015-7511
Upstream
Downstream
Related
Published
2015-12-31T00:00:00Z
Modified
2025-07-16T07:48:55.790004Z
Severity
  • 2.0 (Low) CVSS_V3 - CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption, which makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations.

References

Affected packages

Ubuntu:14.04:LTS / libgcrypt11

Package

Name
libgcrypt11
Purl
pkg:deb/ubuntu/libgcrypt11@1.5.3-2ubuntu4.3?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.5.3-2ubuntu4.3

Affected versions

1.*

1.5.0-3ubuntu3
1.5.3-2ubuntu1
1.5.3-2ubuntu4
1.5.3-2ubuntu4.1
1.5.3-2ubuntu4.2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libgcrypt11",
            "binary_version": "1.5.3-2ubuntu4.3"
        },
        {
            "binary_name": "libgcrypt11-dbg",
            "binary_version": "1.5.3-2ubuntu4.3"
        },
        {
            "binary_name": "libgcrypt11-dbgsym",
            "binary_version": "1.5.3-2ubuntu4.3"
        },
        {
            "binary_name": "libgcrypt11-dev",
            "binary_version": "1.5.3-2ubuntu4.3"
        },
        {
            "binary_name": "libgcrypt11-dev-dbgsym",
            "binary_version": "1.5.3-2ubuntu4.3"
        },
        {
            "binary_name": "libgcrypt11-doc",
            "binary_version": "1.5.3-2ubuntu4.3"
        },
        {
            "binary_name": "libgcrypt11-udeb",
            "binary_version": "1.5.3-2ubuntu4.3"
        },
        {
            "binary_name": "libgcrypt11-udeb-dbgsym",
            "binary_version": "1.5.3-2ubuntu4.3"
        }
    ]
}

Ubuntu:16.04:LTS / libgcrypt20

Package

Name
libgcrypt20
Purl
pkg:deb/ubuntu/libgcrypt20@1.6.5-2?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.6.5-2

Affected versions

1.*

1.6.3-2ubuntu1
1.6.4-3
1.6.4-4
1.6.4-5

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libgcrypt11-dev",
            "binary_version": "1.5.4-3+really1.6.5-2"
        },
        {
            "binary_name": "libgcrypt20",
            "binary_version": "1.6.5-2"
        },
        {
            "binary_name": "libgcrypt20-dbgsym",
            "binary_version": "1.6.5-2"
        },
        {
            "binary_name": "libgcrypt20-dev",
            "binary_version": "1.6.5-2"
        },
        {
            "binary_name": "libgcrypt20-dev-dbgsym",
            "binary_version": "1.6.5-2"
        },
        {
            "binary_name": "libgcrypt20-doc",
            "binary_version": "1.6.5-2"
        },
        {
            "binary_name": "libgcrypt20-udeb",
            "binary_version": "1.6.5-2"
        },
        {
            "binary_name": "libgcrypt20-udeb-dbgsym",
            "binary_version": "1.6.5-2"
        }
    ]
}