Security readout for executives and security teams
CVE-2026-0915 is an information leak in GNU glibc. Under a specific name-service configuration, certain network lookup calls can send unintended stack memory contents to the configured DNS resolver. This could expose sensitive process data to whoever can observe that resolver path. Exposure is most likely on Linux systems using affected glibc versions where nsswitch.conf configures DNS for the networks database. Risk increases if sensitive workloads can trigger these lookups or DNS resolver traffic is externally observable. Prioritize assessment for Linux servers handling sensitive data or using centralized DNS resolvers. Treat as high confidentiality risk, but not currently known exploited from the provided sources. Mitigation focus: Check vendor or Linux distribution advisories for fixed glibc packages.; Inventory systems running glibc versions 2.0 through 2.42.; Review nsswitch.conf for DNS use in the networks database..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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Open ATT&CK lookupCVE-2026-0915 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA and ADP enrichment extracted from CVE v5
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CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N3.93.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://sourceware.org/bugzilla/show_bug.cgi?id=33802CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Use of Uninitialized Resource
Use of Uninitialized Resource represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.