{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-0915", "assignerOrgId": "3ff69d7a-14f2-4f67-a097-88dee7810d18", "state": "PUBLISHED", "assignerShortName": "glibc", "dateReserved": "2026-01-13T19:02:42.388Z", "datePublished": "2026-01-15T22:08:41.630Z", "dateUpdated": "2026-01-20T16:03:52.590Z" }, "containers": { "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "glibc", "vendor": "The GNU C Library", "versions": [ { "lessThanOrEqual": "2.42", "status": "affected", "version": "2.0", "versionType": "custom" } ] } ], "credits": [ { "lang": "en", "type": "finder", "value": "Igor Morgenstern, Aisle Research" } ], "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "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." } ], "value": "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." } ], "impacts": [ { "capecId": "CAPEC-204", "descriptions": [ { "lang": "en", "value": "CAPEC-204 Lifting Sensitive Data Embedded in Cache" } ] } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-908", "description": "CWE-908 Use of Uninitialized Resource", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "orgId": "3ff69d7a-14f2-4f67-a097-88dee7810d18", "shortName": "glibc", "dateUpdated": "2026-01-15T22:08:41.630Z" }, "references": [ { "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=33802" } ], "source": { "discovery": "UNKNOWN" }, "title": "getnetbyaddr and getnetbyaddr_r leak stack contents to DNS resovler", "x_generator": { "engine": "Vulnogram 0.5.0" } }, "adp": [ { "title": "CVE Program Container", "references": [ { "url": "http://www.openwall.com/lists/oss-security/2026/01/16/6" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-01-16T17:06:43.013Z" } }, { "references": [ { "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=33802", "tags": [ "exploit" ] } ], "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH" } }, { "other": { "type": "ssvc", "content": { "timestamp": "2026-01-20T16:03:19.464174Z", "id": "CVE-2026-0915", "options": [ { "Exploitation": "poc" }, { "Automatable": "yes" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-20T16:03:52.590Z" } } ] } }