{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-4813","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","state":"PUBLISHED","assignerShortName":"redhat","dateReserved":"2023-09-07T01:12:09.809Z","datePublished":"2023-09-12T21:54:33.387Z","dateUpdated":"2025-11-11T19:29:11.106Z"},"containers":{"cna":{"title":"Glibc: potential use-after-free in gaih_inet()","metrics":[{"other":{"content":{"value":"Moderate","namespace":"https://access.redhat.com/security/updates/classification/"},"type":"Red Hat severity rating"}},{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":5.9,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS"}],"descriptions":[{"lang":"en","value":"A flaw has been identified in glibc. In an uncommon situation, the gaih_inet function may use memory that has been freed, resulting in an application crash. This issue is only exploitable when the getaddrinfo function is called and the hosts database in /etc/nsswitch.conf is configured with SUCCESS=continue or SUCCESS=merge."}],"affected":[{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 8","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"glibc","defaultStatus":"affected","versions":[{"version":"0:2.28-225.el8_8.6","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/a:redhat:enterprise_linux:8::crb","cpe:/o:redhat:enterprise_linux:8::baseos","cpe:/a:redhat:enterprise_linux:8::appstream"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 8","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"glibc","defaultStatus":"affected","versions":[{"version":"0:2.28-225.el8_8.6","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/a:redhat:enterprise_linux:8::crb","cpe:/o:redhat:enterprise_linux:8::baseos","cpe:/a:redhat:enterprise_linux:8::appstream"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 8.6 Extended Update Support","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"glibc","defaultStatus":"affected","versions":[{"version":"0:2.28-189.8.el8_6","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/o:redhat:rhel_eus:8.6::baseos","cpe:/a:redhat:rhel_eus:8.6::crb","cpe:/a:redhat:rhel_eus:8.6::appstream","cpe:/o:redhat:rhev_hypervisor:4.4::el8"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"glibc","defaultStatus":"affected","versions":[{"version":"0:2.34-100.el9","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/o:redhat:enterprise_linux:9::baseos","cpe:/a:redhat:enterprise_linux:9::appstream","cpe:/a:redhat:enterprise_linux:9::crb"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"glibc","defaultStatus":"affected","versions":[{"version":"0:2.34-60.el9_2.7","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/o:redhat:enterprise_linux:9::baseos","cpe:/a:redhat:enterprise_linux:9::appstream","cpe:/a:redhat:enterprise_linux:9::crb"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"glibc","defaultStatus":"affected","versions":[{"version":"0:2.34-100.el9","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/o:redhat:enterprise_linux:9::baseos","cpe:/a:redhat:enterprise_linux:9::appstream","cpe:/a:redhat:enterprise_linux:9::crb"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 9","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"glibc","defaultStatus":"affected","versions":[{"version":"0:2.34-60.el9_2.7","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/o:redhat:enterprise_linux:9::baseos","cpe:/a:redhat:enterprise_linux:9::appstream","cpe:/a:redhat:enterprise_linux:9::crb"]},{"vendor":"Red Hat","product":"Red Hat Virtualization 4 for Red Hat Enterprise Linux 8","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"glibc","defaultStatus":"affected","versions":[{"version":"0:2.28-189.8.el8_6","lessThan":"*","versionType":"rpm","status":"unaffected"}],"cpes":["cpe:/o:redhat:rhel_eus:8.6::baseos","cpe:/a:redhat:rhel_eus:8.6::crb","cpe:/a:redhat:rhel_eus:8.6::appstream","cpe:/o:redhat:rhev_hypervisor:4.4::el8"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 6","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"compat-glibc","defaultStatus":"unknown","cpes":["cpe:/o:redhat:enterprise_linux:6"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 6","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"glibc","defaultStatus":"unknown","cpes":["cpe:/o:redhat:enterprise_linux:6"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 7","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"compat-glibc","defaultStatus":"affected","cpes":["cpe:/o:redhat:enterprise_linux:7"]},{"vendor":"Red Hat","product":"Red Hat Enterprise Linux 7","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"glibc","defaultStatus":"affected","cpes":["cpe:/o:redhat:enterprise_linux:7"]}],"references":[{"url":"https://access.redhat.com/errata/RHBA-2024:2413","name":"RHBA-2024:2413","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2023:5453","name":"RHSA-2023:5453","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2023:5455","name":"RHSA-2023:5455","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2023:7409","name":"RHSA-2023:7409","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-4813","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2237798","name":"RHBZ#2237798","tags":["issue-tracking","x_refsource_REDHAT"]}],"datePublic":"2022-03-01T00:00:00.000Z","problemTypes":[{"descriptions":[{"cweId":"CWE-416","description":"Use After Free","lang":"en","type":"CWE"}]}],"x_redhatCweChain":"CWE-416: Use After Free","workarounds":[{"lang":"en","value":"Removing the \"SUCCESS=continue\" or \"SUCCESS=merge\" configuration from the hosts database in /etc/nsswitch.conf will mitigate this vulnerability.\n\nNote that, these options are not supported by the hosts database, if they were working before it was because of this bug."}],"timeline":[{"lang":"en","time":"2023-09-06T00:00:00.000Z","value":"Reported to Red Hat."},{"lang":"en","time":"2022-03-01T00:00:00.000Z","value":"Made public."}],"providerMetadata":{"orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat","dateUpdated":"2025-11-11T19:29:11.106Z"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T07:38:00.731Z"},"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2023/10/03/8","tags":["x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2023:5453","name":"RHSA-2023:5453","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2023:5455","name":"RHSA-2023:5455","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2023:7409","name":"RHSA-2023:7409","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://access.redhat.com/security/cve/CVE-2023-4813","tags":["vdb-entry","x_refsource_REDHAT","x_transferred"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2237798","name":"RHBZ#2237798","tags":["issue-tracking","x_refsource_REDHAT","x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20231110-0003/","tags":["x_transferred"]}]}]}}