Medium
r-cran-readxl — security advisory
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.
- Products
- r-cran-readxl
- Affected versions
- 0.1.0-1, 1.0.0-1build1, 1.0.0-2, 1.3.1-2, 1.3.1-2build1, 1.3.1-2build2, 1.4.3-1, 1.4.5-1, 1.5.0-1
- Fixed versions
- Not specified
- CVEs
- CVE-2018-20450
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:26 UTC · Revision 1
Source evidence
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.
osv:UBUNTU-CVE-2018-20450
r-cran-readxl
Fixed versions: Not specified
r-cran-readxl
Fixed versions: Not specified
r-cran-readxl
Fixed versions: Not specified
r-cran-readxl
Fixed versions: Not specified
r-cran-readxl
Fixed versions: Not specified
r-cran-readxl
Fixed versions: Not specified
r-cran-readxl
Fixed versions: Not specified
r-cran-readxl
Fixed versions: Not specified
Complete source record
{
"id": "de6fa73e11466086dec3ebb869eee66505878a7dcd2070c04083a4a2bd248373",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2018-20450",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2018-20450",
"summary": "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.",
"evidence": "osv:UBUNTU-CVE-2018-20450",
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},
"versions": [
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],
"modified": "2026-10-17T12:54:58.522421506Z",
"provider": "osv",
"upstream": [
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],
"references": [
"https://ubuntu.com/security/CVE-2018-20450",
"https://github.com/evanmiller/libxls/issues/34",
"https://www.cve.org/CVERecord?id=CVE-2018-20450"
]
},
"related_cves": [
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"evidence": "/upstream"
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"security_relevant": true,
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},
"source_id": "core-osv",
"document_id": 353607,
"published_at": "2018-12-25T17:29:00+00:00"
}