CVE Vulnerabilities

CVE-2026-0915

Use of Uninitialized Resource

Published: Jan 15, 2026 | Modified: Jan 23, 2026
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
RedHat/V2
RedHat/V3
5.3 MODERATE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Ubuntu
MEDIUM
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Calling getnetbyaddr or getnetbyaddr_r with a configured nsswitch.conf that specifies the librarys 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.

Weakness

The product uses or accesses a resource that has not been initialized.

Affected Software

NameVendorStart VersionEnd Version
GlibcGnu2.0 (including)2.42 (including)
Red Hat Enterprise Linux 10RedHatglibc-0:2.39-58.el10_1.7*
Red Hat Enterprise Linux 8RedHatglibc-0:2.28-251.el8_10.31*
Red Hat Enterprise Linux 8RedHatglibc-0:2.28-251.el8_10.31*
Red Hat Enterprise Linux 9RedHatglibc-0:2.34-231.el9_7.10*
Red Hat Enterprise Linux 9RedHatglibc-0:2.34-231.el9_7.10*
Cost Management 4RedHatcostmanagement/costmanagement-metrics-rhel9-operator:sha256:1dd05671a8614a4354d9ebf94673f9e1bfd7a38af7052c2a4b9a25264f3ee4e1*
Red Hat Discovery 2RedHatdiscovery/discovery-server-rhel9:sha256:14856acc3c3e5403f53638618e7754e7fd73ffd2738ebae0a9f4f87da971dd28*
Red Hat Discovery 2RedHatdiscovery/discovery-ui-rhel9:sha256:f80b4635aa39ed1f1633277939dd8a54374a65fc9fd24cc31a4bd88cdc3cde6d*
Red Hat Insights proxy 1.5RedHatinsights-proxy/insights-proxy-container-rhel9:sha256:325c34e2506d715975171557d40afb449c79cf6e0c41b35760977d5cafb827b8*
Red Hat Update Infrastructure 5RedHatrhui5/cds-rhel9:sha256:200c27e9b396276bd505c6b41127ac5eb1d94d620172cb818ae733f2a21ac524*
Red Hat Update Infrastructure 5RedHatrhui5/haproxy-rhel9:sha256:d98fd3fe5f5f9acd0efae7db19b61b864be1eb2fbe2586a1b6be2429fa2cc7a3*
Red Hat Update Infrastructure 5RedHatrhui5/installer-rhel9:sha256:2c50c87906a1abebf427a70f401c409f1258cb55d2096f517db870ec991cfd7f*
Red Hat Update Infrastructure 5RedHatrhui5/rhua-rhel9:sha256:5f1fbf66fb349a7baf066a1216d39989c3b89f18ec5108b96d9643baf4856778*
EglibcUbuntuesm-infra-legacy/trusty*
GlibcUbuntudevel*
GlibcUbuntuesm-infra/bionic*
GlibcUbuntuesm-infra/focal*
GlibcUbuntuesm-infra/xenial*
GlibcUbuntujammy*
GlibcUbuntunoble*
GlibcUbuntuquesting*
GlibcUbuntuupstream*

Potential Mitigations

References