DEBIAN-CVE-2024-45491

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Source
https://security-tracker.debian.org/tracker/CVE-2024-45491
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2024-45491.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2024-45491
Upstream
Published
2024-08-30T03:15:03.850Z
Modified
2025-11-20T10:17:25.014275Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

An issue was discovered in libexpat before 2.6.3. dtdCopy in xmlparse.c can have an integer overflow for nDefaultAtts on 32-bit platforms (where UINTMAX equals SIZEMAX).

References

Affected packages

Debian:11

expat

Package

Name
expat
Purl
pkg:deb/debian/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.10-2+deb11u6

Affected versions

2.*

2.2.10-2
2.2.10-2+deb11u1
2.2.10-2+deb11u2
2.2.10-2+deb11u3
2.2.10-2+deb11u4
2.2.10-2+deb11u5

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2024-45491.json"

libxmltok

Package

Name
libxmltok
Purl
pkg:deb/debian/libxmltok?arch=source

Affected ranges

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

Affected versions

1.*

1.2-4
1.2-4.1~exp1
1.2-4.1
1.2-4.2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2024-45491.json"

Debian:12

expat

Package

Name
expat
Purl
pkg:deb/debian/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.0-1+deb12u1

Affected versions

2.*

2.5.0-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2024-45491.json"

libxmltok

Package

Name
libxmltok
Purl
pkg:deb/debian/libxmltok?arch=source

Affected ranges

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

Affected versions

1.*

1.2-4
1.2-4.1~exp1
1.2-4.1
1.2-4.2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2024-45491.json"

Debian:13

expat

Package

Name
expat
Purl
pkg:deb/debian/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.2-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2024-45491.json"

Debian:14

expat

Package

Name
expat
Purl
pkg:deb/debian/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.2-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2024-45491.json"