AZL-110540

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Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-110540.json
JSON Data
https://api.osv.dev/v1/vulns/AZL-110540
Upstream
Published
2026-10-22T20:17:06Z
Modified
2026-10-23T14:16:05Z
Summary
CVE-2026-115504 affecting package cfitsio 4.0.0-5
Details

CFITSIO through 4.7.0 contains an out-of-bounds write vulnerability in ffgcls2() in getcols.c that trusts attacker-controlled heap descriptor lengths for variable-length string columns. Attackers can supply a crafted FITS file that overflows a fixed 28,800-byte stack buffer and the caller's string array, enabling arbitrary code execution.

References

Affected packages

Azure Linux:3 / cfitsio

Package

Name
cfitsio
Purl
pkg:rpm/azure-linux/cfitsio

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Last Affected
4.0.0-5

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-110540.json"