CVE-2023-4813 | BDVDB-2026-211681 Detail
Red HatRed Hat Enterprise Linux 8
Description#
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.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.
Weaknesses#
- CWE-416 Use After Free
References#
- https://access.redhat.com/errata/RHSA-2023:5453
- https://access.redhat.com/errata/RHSA-2023:5455
- https://access.redhat.com/errata/RHSA-2023:7409
- https://access.redhat.com/security/cve/CVE-2023-4813
- https://bugzilla.redhat.com/show_bug.cgi?id=2237798
- http://www.openwall.com/lists/oss-security/2023/10/03/8
- https://security.netapp.com/advisory/ntap-20231110-0003/
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.