CVE-2019-15903

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Please try reporting it to the source first.
Source
https://nvd.nist.gov/vuln/detail/CVE-2019-15903
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-15903.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2019-15903
Downstream
Related
Published
2019-09-04T06:15:10Z
Modified
2025-09-19T10:41:30.981743Z
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
Summary
[none]
Details

In libexpat before 2.2.8, crafted XML input could fool the parser into changing from DTD parsing to document parsing too early; a consecutive call to XMLGetCurrentLineNumber (or XMLGetCurrentColumnNumber) then resulted in a heap-based buffer over-read.

References

Affected packages

Alpine:v3.10

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

python2

Package

Name
python2
Purl
pkg:apk/alpine/python2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.7.17-r0

Affected versions

2.*

2.6.1-r0
2.6.1-r1
2.6.1-r2
2.6.2-r0
2.6.2-r1
2.6.3-r0
2.6.4-r0
2.6.5-r0
2.6.5-r1
2.6.5-r2
2.6.5-r3
2.6.5-r4
2.6.5-r5
2.6.5-r6
2.6.5-r7
2.6.5-r8
2.7.2-r0
2.7.2-r2
2.7.2-r3
2.7.3-r3
2.7.3-r4
2.7.3-r5
2.7.5-r0
2.7.5-r1
2.7.5-r2
2.7.5-r3
2.7.6-r0
2.7.6-r1
2.7.6-r2
2.7.6-r3
2.7.6-r4
2.7.7-r0
2.7.8-r0
2.7.9-r0
2.7.9-r1
2.7.9-r2
2.7.9-r3
2.7.9-r4
2.7.10-r0
2.7.10-r1
2.7.10-r2
2.7.10-r3
2.7.11-r0
2.7.11-r1
2.7.11-r2
2.7.11-r3
2.7.11-r4
2.7.11-r5
2.7.12-r0
2.7.12-r1
2.7.12-r2
2.7.12-r3
2.7.12-r4
2.7.12-r5
2.7.12-r6
2.7.12-r7
2.7.13-r0
2.7.13-r1
2.7.13-r2
2.7.14-r0
2.7.14-r1
2.7.14-r2
2.7.14-r3
2.7.14-r4
2.7.15-r0
2.7.15-r1
2.7.15-r2
2.7.15-r3
2.7.15-r4
2.7.16-r0
2.7.16-r1
2.7.16-r2

Alpine:v3.11

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

python2

Package

Name
python2
Purl
pkg:apk/alpine/python2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.7.17-r0

Affected versions

2.*

2.6.1-r0
2.6.1-r1
2.6.1-r2
2.6.2-r0
2.6.2-r1
2.6.3-r0
2.6.4-r0
2.6.5-r0
2.6.5-r1
2.6.5-r2
2.6.5-r3
2.6.5-r4
2.6.5-r5
2.6.5-r6
2.6.5-r7
2.6.5-r8
2.7.2-r0
2.7.2-r2
2.7.2-r3
2.7.3-r3
2.7.3-r4
2.7.3-r5
2.7.5-r0
2.7.5-r1
2.7.5-r2
2.7.5-r3
2.7.6-r0
2.7.6-r1
2.7.6-r2
2.7.6-r3
2.7.6-r4
2.7.7-r0
2.7.8-r0
2.7.9-r0
2.7.9-r1
2.7.9-r2
2.7.9-r3
2.7.9-r4
2.7.10-r0
2.7.10-r1
2.7.10-r2
2.7.10-r3
2.7.11-r0
2.7.11-r1
2.7.11-r2
2.7.11-r3
2.7.11-r4
2.7.11-r5
2.7.12-r0
2.7.12-r1
2.7.12-r2
2.7.12-r3
2.7.12-r4
2.7.12-r5
2.7.12-r6
2.7.12-r7
2.7.13-r0
2.7.13-r1
2.7.13-r2
2.7.14-r0
2.7.14-r1
2.7.14-r2
2.7.14-r3
2.7.14-r4
2.7.15-r0
2.7.15-r1
2.7.15-r2
2.7.15-r3
2.7.15-r4
2.7.16-r0
2.7.16-r1
2.7.16-r2
2.7.16-r3

Alpine:v3.12

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

python2

Package

Name
python2
Purl
pkg:apk/alpine/python2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.7.17-r0

Affected versions

2.*

2.6.1-r0
2.6.1-r1
2.6.1-r2
2.6.2-r0
2.6.2-r1
2.6.3-r0
2.6.4-r0
2.6.5-r0
2.6.5-r1
2.6.5-r2
2.6.5-r3
2.6.5-r4
2.6.5-r5
2.6.5-r6
2.6.5-r7
2.6.5-r8
2.7.2-r0
2.7.2-r2
2.7.2-r3
2.7.3-r3
2.7.3-r4
2.7.3-r5
2.7.5-r0
2.7.5-r1
2.7.5-r2
2.7.5-r3
2.7.6-r0
2.7.6-r1
2.7.6-r2
2.7.6-r3
2.7.6-r4
2.7.7-r0
2.7.8-r0
2.7.9-r0
2.7.9-r1
2.7.9-r2
2.7.9-r3
2.7.9-r4
2.7.10-r0
2.7.10-r1
2.7.10-r2
2.7.10-r3
2.7.11-r0
2.7.11-r1
2.7.11-r2
2.7.11-r3
2.7.11-r4
2.7.11-r5
2.7.12-r0
2.7.12-r1
2.7.12-r2
2.7.12-r3
2.7.12-r4
2.7.12-r5
2.7.12-r6
2.7.12-r7
2.7.13-r0
2.7.13-r1
2.7.13-r2
2.7.14-r0
2.7.14-r1
2.7.14-r2
2.7.14-r3
2.7.14-r4
2.7.15-r0
2.7.15-r1
2.7.15-r2
2.7.15-r3
2.7.15-r4
2.7.16-r0
2.7.16-r1
2.7.16-r2
2.7.16-r3

Alpine:v3.13

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

Alpine:v3.14

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

Alpine:v3.15

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

Alpine:v3.16

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

Alpine:v3.17

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

Alpine:v3.18

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

Alpine:v3.19

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

Alpine:v3.20

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

Alpine:v3.21

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

Alpine:v3.22

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

Alpine:v3.7

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.7-r0

Alpine:v3.8

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.7-r0

Alpine:v3.9

expat

Package

Name
expat
Purl
pkg:apk/alpine/expat?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.7-r1

Affected versions

2.*

2.0.1-r0
2.0.1-r1
2.0.1-r2
2.0.1-r3
2.0.1-r4
2.0.1-r5
2.0.1-r6
2.1.0-r0
2.1.0-r1
2.1.0-r2
2.1.1-r0
2.2.0-r0
2.2.0-r1
2.2.1-r0
2.2.2-r0
2.2.3-r0
2.2.3-r1
2.2.4-r0
2.2.5-r0
2.2.6-r0
2.2.7-r0

python2

Package

Name
python2
Purl
pkg:apk/alpine/python2?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.7.17-r0

Affected versions

2.*

2.6.1-r0
2.6.1-r1
2.6.1-r2
2.6.2-r0
2.6.2-r1
2.6.3-r0
2.6.4-r0
2.6.5-r0
2.6.5-r1
2.6.5-r2
2.6.5-r3
2.6.5-r4
2.6.5-r5
2.6.5-r6
2.6.5-r7
2.6.5-r8
2.7.2-r0
2.7.2-r2
2.7.2-r3
2.7.3-r3
2.7.3-r4
2.7.3-r5
2.7.5-r0
2.7.5-r1
2.7.5-r2
2.7.5-r3
2.7.6-r0
2.7.6-r1
2.7.6-r2
2.7.6-r3
2.7.6-r4
2.7.7-r0
2.7.8-r0
2.7.9-r0
2.7.9-r1
2.7.9-r2
2.7.9-r3
2.7.9-r4
2.7.10-r0
2.7.10-r1
2.7.10-r2
2.7.10-r3
2.7.11-r0
2.7.11-r1
2.7.11-r2
2.7.11-r3
2.7.11-r4
2.7.11-r5
2.7.12-r0
2.7.12-r1
2.7.12-r2
2.7.12-r3
2.7.12-r4
2.7.12-r5
2.7.12-r6
2.7.12-r7
2.7.13-r0
2.7.13-r1
2.7.13-r2
2.7.14-r0
2.7.14-r1
2.7.14-r2
2.7.14-r3
2.7.14-r4
2.7.15-r0
2.7.15-r1
2.7.15-r2
2.7.15-r3
2.7.16-r0
2.7.16-r1
2.7.16-r2

Git

github.com/libexpat/libexpat

Affected ranges

Type
GIT
Repo
https://github.com/libexpat/libexpat
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
c20b758c332d9a13afbbb276d30db1d183a85d43
Type
GIT
Repo
https://github.com/python/cpython
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
c2f86d86e6c8f5fd1ef602128b537a48f3f5c063

Affected versions

Other

REC1_0
R_1_95_0
R_1_95_2
R_1_95_3
R_1_95_4
R_1_95_5
R_1_95_6
R_1_95_7
R_1_95_8
R_2_0_0
R_2_0_1
R_2_1_0
R_2_1_1
R_2_2_0
R_2_2_1
R_2_2_2
R_2_2_3
R_2_2_4
R_2_2_5
R_2_2_6
R_2_2_7
V1990307
V19981122
V19981231
V19990109
V19990425
V19990626
V19990709
V19990728
V19991013
V1_0
V1_1
V20000512
beta2
beta3
beta4
jclark-orig
libexpat-alpha-1
sourceforge_init
start

Database specific 

{
    "vanir_signatures": [
        {
            "signature_type": "Function",
            "signature_version": "v1",
            "source": "https://github.com/libexpat/libexpat/commit/c20b758c332d9a13afbbb276d30db1d183a85d43",
            "deprecated": false,
            "id": "CVE-2019-15903-0d752d8d",
            "target": {
                "file": "expat/lib/xmlparse.c",
                "function": "doProlog"
            },
            "digest": {
                "length": 27888.0,
                "function_hash": "125271961576543742310629350504968019617"
            }
        },
        {
            "signature_type": "Function",
            "signature_version": "v1",
            "source": "https://github.com/libexpat/libexpat/commit/c20b758c332d9a13afbbb276d30db1d183a85d43",
            "deprecated": false,
            "id": "CVE-2019-15903-3992c034",
            "target": {
                "file": "expat/lib/xmlparse.c",
                "function": "processInternalEntity"
            },
            "digest": {
                "length": 1541.0,
                "function_hash": "258898664727023212628731136448884091064"
            }
        },
        {
            "signature_type": "Function",
            "signature_version": "v1",
            "source": "https://github.com/libexpat/libexpat/commit/c20b758c332d9a13afbbb276d30db1d183a85d43",
            "deprecated": false,
            "id": "CVE-2019-15903-4fa8a18a",
            "target": {
                "file": "expat/lib/xmlparse.c",
                "function": "prologProcessor"
            },
            "digest": {
                "length": 347.0,
                "function_hash": "320542276707726540903784573260106917696"
            }
        },
        {
            "signature_type": "Function",
            "signature_version": "v1",
            "source": "https://github.com/libexpat/libexpat/commit/c20b758c332d9a13afbbb276d30db1d183a85d43",
            "deprecated": false,
            "id": "CVE-2019-15903-50a68847",
            "target": {
                "file": "expat/lib/xmlparse.c",
                "function": "internalEntityProcessor"
            },
            "digest": {
                "length": 1691.0,
                "function_hash": "87559746390753119708030472024368882252"
            }
        },
        {
            "signature_type": "Line",
            "signature_version": "v1",
            "source": "https://github.com/libexpat/libexpat/commit/c20b758c332d9a13afbbb276d30db1d183a85d43",
            "deprecated": false,
            "id": "CVE-2019-15903-52ad81f3",
            "target": {
                "file": "expat/lib/xmlparse.c"
            },
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
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                    "281089508152999328292147815149430177071",
                    "145115243084578848234012712515518269345",
                    "130000406535845302189293374835665079658",
                    "249245281332386594223044783888918985169",
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        },
        {
            "signature_type": "Function",
            "signature_version": "v1",
            "source": "https://github.com/libexpat/libexpat/commit/c20b758c332d9a13afbbb276d30db1d183a85d43",
            "deprecated": false,
            "id": "CVE-2019-15903-9c136d97",
            "target": {
                "file": "expat/lib/xmlparse.c",
                "function": "externalParEntProcessor"
            },
            "digest": {
                "length": 878.0,
                "function_hash": "217326096847551269990637517059988824832"
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        }
    ]
}