UBUNTU-CVE-2025-15079

When doing SSH-based transfers using either SCP or SFTP, and setting the knownhosts file, libcurl could still mistakenly accept connecting to hosts not present in the specified file if they were added as recognized in the libssh global knownhosts file.

References

Affected packages

Ubuntu:Pro:18.04:LTS / curl

Package

Name: curl
Purl: pkg:deb/ubuntu/curl@7.58.0-2ubuntu3.24+esm7?arch=source&distro=esm-infra/bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

7.58.0-2ubuntu3.24+esm7

Affected versions

7.*

7.55.1-1ubuntu2

7.55.1-1ubuntu2.1

7.57.0-1ubuntu1

7.58.0-2ubuntu1

7.58.0-2ubuntu2

7.58.0-2ubuntu3

7.58.0-2ubuntu3.1

7.58.0-2ubuntu3.2

7.58.0-2ubuntu3.3

7.58.0-2ubuntu3.5

7.58.0-2ubuntu3.6

7.58.0-2ubuntu3.7

7.58.0-2ubuntu3.8

7.58.0-2ubuntu3.9

7.58.0-2ubuntu3.10

7.58.0-2ubuntu3.12

7.58.0-2ubuntu3.13

7.58.0-2ubuntu3.14

7.58.0-2ubuntu3.15

7.58.0-2ubuntu3.16

7.58.0-2ubuntu3.17

7.58.0-2ubuntu3.18

7.58.0-2ubuntu3.19

7.58.0-2ubuntu3.20

7.58.0-2ubuntu3.21

7.58.0-2ubuntu3.22

7.58.0-2ubuntu3.23

7.58.0-2ubuntu3.24

7.58.0-2ubuntu3.24+esm1

7.58.0-2ubuntu3.24+esm2

7.58.0-2ubuntu3.24+esm3

7.58.0-2ubuntu3.24+esm4

7.58.0-2ubuntu3.24+esm5

Ecosystem specific

{
    "priority_reason": "This is rated as being low severity by Curl developers",
    "binaries": [
        {
            "binary_version": "7.58.0-2ubuntu3.24+esm7",
            "binary_name": "curl"
        },
        {
            "binary_version": "7.58.0-2ubuntu3.24+esm7",
            "binary_name": "libcurl3-gnutls"
        },
        {
            "binary_version": "7.58.0-2ubuntu3.24+esm7",
            "binary_name": "libcurl3-nss"
        },
        {
            "binary_version": "7.58.0-2ubuntu3.24+esm7",
            "binary_name": "libcurl4"
        },
        {
            "binary_version": "7.58.0-2ubuntu3.24+esm7",
            "binary_name": "libcurl4-gnutls-dev"
        },
        {
            "binary_version": "7.58.0-2ubuntu3.24+esm7",
            "binary_name": "libcurl4-nss-dev"
        },
        {
            "binary_version": "7.58.0-2ubuntu3.24+esm7",
            "binary_name": "libcurl4-openssl-dev"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-15079.json"

Ubuntu:Pro:20.04:LTS / curl

Package

Name: curl
Purl: pkg:deb/ubuntu/curl@7.68.0-1ubuntu2.25+esm2?arch=source&distro=esm-infra/focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

7.68.0-1ubuntu2.25+esm2

Affected versions

7.*

7.65.3-1ubuntu3

7.65.3-1ubuntu4

7.66.0-1ubuntu1

7.67.0-2ubuntu1

7.68.0-1ubuntu1

7.68.0-1ubuntu2

7.68.0-1ubuntu2.1

7.68.0-1ubuntu2.2

7.68.0-1ubuntu2.4

7.68.0-1ubuntu2.5

7.68.0-1ubuntu2.6

7.68.0-1ubuntu2.7

7.68.0-1ubuntu2.10

7.68.0-1ubuntu2.11

7.68.0-1ubuntu2.12

7.68.0-1ubuntu2.13

7.68.0-1ubuntu2.14

7.68.0-1ubuntu2.15

7.68.0-1ubuntu2.16

7.68.0-1ubuntu2.18

7.68.0-1ubuntu2.19

7.68.0-1ubuntu2.20

7.68.0-1ubuntu2.21

7.68.0-1ubuntu2.22

7.68.0-1ubuntu2.23

7.68.0-1ubuntu2.24

7.68.0-1ubuntu2.25

Ecosystem specific

{
    "priority_reason": "This is rated as being low severity by Curl developers",
    "binaries": [
        {
            "binary_version": "7.68.0-1ubuntu2.25+esm2",
            "binary_name": "curl"
        },
        {
            "binary_version": "7.68.0-1ubuntu2.25+esm2",
            "binary_name": "libcurl3-gnutls"
        },
        {
            "binary_version": "7.68.0-1ubuntu2.25+esm2",
            "binary_name": "libcurl3-nss"
        },
        {
            "binary_version": "7.68.0-1ubuntu2.25+esm2",
            "binary_name": "libcurl4"
        },
        {
            "binary_version": "7.68.0-1ubuntu2.25+esm2",
            "binary_name": "libcurl4-gnutls-dev"
        },
        {
            "binary_version": "7.68.0-1ubuntu2.25+esm2",
            "binary_name": "libcurl4-nss-dev"
        },
        {
            "binary_version": "7.68.0-1ubuntu2.25+esm2",
            "binary_name": "libcurl4-openssl-dev"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-15079.json"

Ubuntu:22.04:LTS / curl

Package

Name: curl
Purl: pkg:deb/ubuntu/curl@7.81.0-1ubuntu1.22?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

7.81.0-1ubuntu1.22

Affected versions

7.*

7.74.0-1.3ubuntu2

7.74.0-1.3ubuntu3

7.80.0-3

7.81.0-1

7.81.0-1ubuntu1.1

7.81.0-1ubuntu1.2

7.81.0-1ubuntu1.3

7.81.0-1ubuntu1.4

7.81.0-1ubuntu1.6

7.81.0-1ubuntu1.7

7.81.0-1ubuntu1.8

7.81.0-1ubuntu1.10

7.81.0-1ubuntu1.11

7.81.0-1ubuntu1.13

7.81.0-1ubuntu1.14

7.81.0-1ubuntu1.15

7.81.0-1ubuntu1.16

7.81.0-1ubuntu1.17

7.81.0-1ubuntu1.18

7.81.0-1ubuntu1.19

7.81.0-1ubuntu1.20

7.81.0-1ubuntu1.21

Ecosystem specific

{
    "priority_reason": "This is rated as being low severity by Curl developers",
    "binaries": [
        {
            "binary_version": "7.81.0-1ubuntu1.22",
            "binary_name": "curl"
        },
        {
            "binary_version": "7.81.0-1ubuntu1.22",
            "binary_name": "libcurl3-gnutls"
        },
        {
            "binary_version": "7.81.0-1ubuntu1.22",
            "binary_name": "libcurl3-nss"
        },
        {
            "binary_version": "7.81.0-1ubuntu1.22",
            "binary_name": "libcurl4"
        },
        {
            "binary_version": "7.81.0-1ubuntu1.22",
            "binary_name": "libcurl4-gnutls-dev"
        },
        {
            "binary_version": "7.81.0-1ubuntu1.22",
            "binary_name": "libcurl4-nss-dev"
        },
        {
            "binary_version": "7.81.0-1ubuntu1.22",
            "binary_name": "libcurl4-openssl-dev"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-15079.json"

Ubuntu:24.04:LTS / curl

Package

Name: curl
Purl: pkg:deb/ubuntu/curl@8.5.0-2ubuntu10.7?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

8.5.0-2ubuntu10.7

Affected versions

8.*

8.2.1-1ubuntu3

8.2.1-1ubuntu3.1

8.4.0-2ubuntu1

8.5.0-2ubuntu1

8.5.0-2ubuntu2

8.5.0-2ubuntu8

8.5.0-2ubuntu9

8.5.0-2ubuntu10

8.5.0-2ubuntu10.1

8.5.0-2ubuntu10.2

8.5.0-2ubuntu10.3

8.5.0-2ubuntu10.4

8.5.0-2ubuntu10.5

8.5.0-2ubuntu10.6

Ecosystem specific

{
    "priority_reason": "This is rated as being low severity by Curl developers",
    "binaries": [
        {
            "binary_version": "8.5.0-2ubuntu10.7",
            "binary_name": "curl"
        },
        {
            "binary_version": "8.5.0-2ubuntu10.7",
            "binary_name": "libcurl3t64-gnutls"
        },
        {
            "binary_version": "8.5.0-2ubuntu10.7",
            "binary_name": "libcurl4-gnutls-dev"
        },
        {
            "binary_version": "8.5.0-2ubuntu10.7",
            "binary_name": "libcurl4-openssl-dev"
        },
        {
            "binary_version": "8.5.0-2ubuntu10.7",
            "binary_name": "libcurl4t64"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-15079.json"