CVE-2018-20450

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Source
https://nvd.nist.gov/vuln/detail/CVE-2018-20450
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-20450.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2018-20450
Related
Published
2018-12-25T17:29:00Z
Modified
2025-01-14T07:28:07.301847Z
Downstream
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

The read_MSAT function in ole.c in libxls 1.4.0 has a double free that allows attackers to cause a denial of service (application crash) via a crafted file, a different vulnerability than CVE-2017-2897.

References

Affected packages

Debian:11 / r-cran-readxl

Package

Name
r-cran-readxl
Purl
pkg:deb/debian/r-cran-readxl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.2.0.9000-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / r-cran-readxl

Package

Name
r-cran-readxl
Purl
pkg:deb/debian/r-cran-readxl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.2.0.9000-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / r-cran-readxl

Package

Name
r-cran-readxl
Purl
pkg:deb/debian/r-cran-readxl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.2.0.9000-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Git / github.com/libxls/libxls

Affected ranges

Type
GIT
Repo
https://github.com/libxls/libxls
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
ab544df742cf50c730d1b6e46c66e44e3e42399f

Affected versions

v0.*

v0.2.0
v0.3.0

v1.*

v1.0.0
v1.1.0
v1.2.0
v1.2.1
v1.3.0
v1.3.1
v1.3.2
v1.3.3
v1.3.4
v1.4.0