DEBIAN-CVE-2026-94056

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Source
https://security-tracker.debian.org/tracker/CVE-2026-94056
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-94056.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-94056
Upstream
  • CVE-2026-94056
Published
2026-09-19T23:17:11Z
Modified
2026-09-20T10:00:09Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:L CVSS Calculator
Summary
[none]
Details

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain uninitialized data from stack memory.

References

Affected packages

Debian:12 / exim4

Package

Name
exim4
Purl
pkg:deb/debian/exim4?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

4.*
4.96-15
4.96-15+deb12u1
4.96-15+deb12u2
4.96-15+deb12u3
4.96-15+deb12u4
4.96-15+deb12u5
4.96-15+deb12u6
4.96-15+deb12u7
4.96-15+deb12u8
4.96-15+deb12u9
4.96-15+deb12u10
4.96-16
4.96-17
4.96-18
4.96-19
4.96-20
4.96-21
4.96-22
4.97~RC0-1
4.97~RC0-2
4.97~RC0-3
4.97~RC1-1
4.97~RC1-2
4.97~RC2-1
4.97~RC2-2
4.97~RC3-1
4.97-1~hurd.2
4.97-1
4.97-2
4.97-3
4.97-4
4.97-5
4.97-6
4.97-7
4.97-8~bpo12+1
4.97-8
4.98~RC0-1
4.98~RC1-1
4.98~RC2-1
4.98~RC3-1
4.98~RC3-2~bpo12+1
4.98~RC3-2
4.98-1~bpo12+1
4.98-1
4.98-2~bpo12+1
4.98-2
4.98-3~bpo12+1
4.98-3
4.98-3+hurd.1
4.98-4
4.98.1-1
4.98.1-2~bpo12+1
4.98.1-2
4.98.2-1~bpo12+1
4.98.2-1
4.98.2-1+hurd.1
4.98.2-2
4.99~RC1-1
4.99~RC2-1
4.99~RC3-1
4.99~RC3-2
4.99-1
4.99-2
4.99-3
4.99-4~bpo13+1
4.99-4
4.99-5
4.99-6~bpo13+1
4.99-6
4.99-7~bpo13+1
4.99-7
4.99.1-1~bpo13+1
4.99.1-1
4.99.1-2
4.99.1-3
4.99.1-4
4.99.1-5
4.99.1-6
4.99.2-1~bpo13+1
4.99.2-1
4.99.2-2~bpo13+1
4.99.2-2
4.99.3-1
4.99.3-2~bpo13+1
4.99.3-2
4.99.4-1~bpo13+1
4.99.4-1
4.99.4-2~bpo13+1
4.99.4-2
4.100~RC1-1
4.100~RC2-1
4.100~RC3-1
4.100~RC3-2
4.100-1~bpo13+1
4.100-1
4.100-3
4.100-4

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-94056.json"

Debian:13 / exim4

Package

Name
exim4
Purl
pkg:deb/debian/exim4?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

4.*
4.98.2-1
4.98.2-1+deb13u1
4.98.2-1+deb13u2
4.98.2-1+deb13u3
4.98.2-1+deb13u4
4.98.2-1+hurd.1
4.98.2-2
4.99~RC1-1
4.99~RC2-1
4.99~RC3-1
4.99~RC3-2
4.99-1
4.99-2
4.99-3
4.99-4~bpo13+1
4.99-4
4.99-5
4.99-6~bpo13+1
4.99-6
4.99-7~bpo13+1
4.99-7
4.99.1-1~bpo13+1
4.99.1-1
4.99.1-2
4.99.1-3
4.99.1-4
4.99.1-5
4.99.1-6
4.99.2-1~bpo13+1
4.99.2-1
4.99.2-2~bpo13+1
4.99.2-2
4.99.3-1
4.99.3-2~bpo13+1
4.99.3-2
4.99.4-1~bpo13+1
4.99.4-1
4.99.4-2~bpo13+1
4.99.4-2
4.100~RC1-1
4.100~RC2-1
4.100~RC3-1
4.100~RC3-2
4.100-1~bpo13+1
4.100-1
4.100-3
4.100-4

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-94056.json"

Debian:14 / exim4

Package

Name
exim4
Purl
pkg:deb/debian/exim4?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

4.*
4.98.2-1
4.98.2-1+hurd.1
4.98.2-2
4.99~RC1-1
4.99~RC2-1
4.99~RC3-1
4.99~RC3-2
4.99-1
4.99-2
4.99-3
4.99-4~bpo13+1
4.99-4
4.99-5
4.99-6~bpo13+1
4.99-6
4.99-7~bpo13+1
4.99-7
4.99.1-1~bpo13+1
4.99.1-1
4.99.1-2
4.99.1-3
4.99.1-4
4.99.1-5
4.99.1-6
4.99.2-1~bpo13+1
4.99.2-1
4.99.2-2~bpo13+1
4.99.2-2
4.99.3-1
4.99.3-2~bpo13+1
4.99.3-2
4.99.4-1~bpo13+1
4.99.4-1
4.99.4-2~bpo13+1
4.99.4-2
4.100~RC1-1
4.100~RC2-1
4.100~RC3-1
4.100~RC3-2
4.100-1~bpo13+1
4.100-1
4.100-3
4.100-4

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-94056.json"