AZL-98265

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Import Source

https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-98265.json

JSON Data

https://api.osv.dev/v1/vulns/AZL-98265

Upstream

CVE-2026-42395

Published

2026-08-28T12:16:29Z

Modified

2026-09-02T14:18:52.806956122Z

Summary

CVE-2026-42395 affecting package dovecot 2.3.20-1

Details

A host listed as a trusted proxy can send forwarding information containing a NUL byte, which crashes the login process on the following login attempt. The login process is terminated, which can cause degradation or denial of service for logins. Deployments that do not configure trusted proxies are not affected. Restrict the list of trusted proxy networks to hosts that are fully under your control. Update to non-vulnerable version. No publicly available exploits are known.

References

https://nvd.nist.gov/vuln/detail/CVE-2026-42395

Affected packages

Azure Linux:3 / dovecot

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Last affected

2.3.20-1

Database specific

source

"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-98265.json"