UBUNTU-CVE-2022-37451

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2022-37451
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-37451.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2022-37451
Upstream
Withdrawn
2025-07-18T16:49:31Z
Published
2022-08-06T18:15:00Z
Modified
2025-07-16T07:44:49Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Exim before 4.96 has an invalid free in pam_converse in auths/call_pam.c because store_free is not used after store_malloc.

References

Affected packages

Ubuntu:22.04:LTS / exim4

Package

Name
exim4
Purl
pkg:deb/ubuntu/exim4@4.95-4ubuntu2.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.95-4ubuntu2.1

Affected versions

4.*
4.94.2-7ubuntu2
4.95-2ubuntu2
4.95-4ubuntu1
4.95-4ubuntu2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "exim4",
            "binary_version": "4.95-4ubuntu2.1"
        },
        {
            "binary_name": "exim4-base",
            "binary_version": "4.95-4ubuntu2.1"
        },
        {
            "binary_name": "exim4-base-dbgsym",
            "binary_version": "4.95-4ubuntu2.1"
        },
        {
            "binary_name": "exim4-config",
            "binary_version": "4.95-4ubuntu2.1"
        },
        {
            "binary_name": "exim4-daemon-heavy",
            "binary_version": "4.95-4ubuntu2.1"
        },
        {
            "binary_name": "exim4-daemon-heavy-dbgsym",
            "binary_version": "4.95-4ubuntu2.1"
        },
        {
            "binary_name": "exim4-daemon-light",
            "binary_version": "4.95-4ubuntu2.1"
        },
        {
            "binary_name": "exim4-daemon-light-dbgsym",
            "binary_version": "4.95-4ubuntu2.1"
        },
        {
            "binary_name": "exim4-dev",
            "binary_version": "4.95-4ubuntu2.1"
        },
        {
            "binary_name": "eximon4",
            "binary_version": "4.95-4ubuntu2.1"
        },
        {
            "binary_name": "eximon4-dbgsym",
            "binary_version": "4.95-4ubuntu2.1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-37451.json"