CVE-2026-0915

Name: CVE-2026-0915
Creator: NVD / NIST
Published: 2026-01-15T22:16:12.457+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.56%

Last modified Jun 17, 2026

CVE-2026-0915 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.56% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.56%

42.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-908

Affected Software

Vendor	Product	Versions
Gnu	Glibc	>= 2.0, <= 2.42

References

https://sourceware.org/bugzilla/show_bug.cgi?id=33802Broken Link
http://www.openwall.com/lists/oss-security/2026/01/16/6Mailing List
https://sourceware.org/bugzilla/show_bug.cgi?id=33802Broken Link

Timeline

Published: Jan 15, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-0915?

How severe is CVE-2026-0915?

CVE-2026-0915 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.

How do I fix CVE-2026-0915?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-0915?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST