Calling getnetbyaddr or getnetbyaddr_r with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued network in the GNU C Library version 2.0 to version 2.42 can leak stack contents to the configured DNS resolver.
History

Thu, 15 Jan 2026 22:15:00 +0000

Type Values Removed Values Added
Description Calling getnetbyaddr or getnetbyaddr_r with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued network in the GNU C Library version 2.0 to version 2.42 can leak stack contents to the configured DNS resolver.
Title getnetbyaddr and getnetbyaddr_r leak stack contents to DNS resovler
Weaknesses CWE-908
References

cve-icon MITRE

Status: PUBLISHED

Assigner: glibc

Published:

Updated: 2026-01-15T22:08:41.630Z

Reserved: 2026-01-13T19:02:42.388Z

Link: CVE-2026-0915

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-01-15T22:16:12.457

Modified: 2026-01-15T22:16:12.457

Link: CVE-2026-0915

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.