CVE catalog
CVE-2018-20450
r-cran-readxl: CVE-2018-20450
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.06% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | r-cran-readxl | sid | 1.6.0-1 | fixed |
| Debian | r-cran-readxl | forky | 1.6.0-1 | fixed |
| Debian | r-cran-readxl | trixie | 1.4.5-1 | fixed |
| Debian | r-cran-readxl | bookworm | 1.4.2-1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | r-cran-readxl | source | sid | 1.2.0.9000-1 | not yet assigned | Not reported | [919324] |
| Debian | r-cran-readxl | source | forky | 1.2.0.9000-1 | not yet assigned | Not reported | [919324] |
| Debian | r-cran-readxl | source | trixie | 1.2.0.9000-1 | not yet assigned | Not reported | [919324] |
| Debian | r-cran-readxl | source | bookworm | 1.2.0.9000-1 | not yet assigned | Not reported | [919324] |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [r-cran-readxl]Fixed
Details (2)
1.4.2-1· amd64 · bookwormFixed · Fixed:
1.2.0.9000-1dsa · r-cran-readxl · debian · bookworm; dsa · r-cran-readxl · debian · 12
1.4.2-1· arm64 · bookwormFixed · Fixed:
1.2.0.9000-1dsa · r-cran-readxl · debian · bookworm; dsa · r-cran-readxl · debian · 12
[Debian 13 (Trixie)]
- [r-cran-readxl]Fixed
Details (2)
1.4.5-1· amd64 · trixieFixed · Fixed:
1.2.0.9000-1dsa · r-cran-readxl · debian · 13
1.4.5-1· arm64 · trixieFixed · Fixed:
1.2.0.9000-1dsa · r-cran-readxl · debian · 13
Observed: