Use After Free Affecting glibc-common package, versions <2:2.28-225.0.4.ksplice1.el8_8.6
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Test your applications- Snyk ID SNYK-ORACLE8-GLIBCCOMMON-5954570
- published 11 Oct 2023
- disclosed 12 Sep 2023
Introduced: 12 Sep 2023
CVE-2023-4813 Open this link in a new tabHow to fix?
Upgrade Oracle:8 glibc-common to version 2:2.28-225.0.4.ksplice1.el8_8.6 or higher.
This issue was patched in ELSA-2023-12872.
NVD Description
Note: Versions mentioned in the description apply only to the upstream glibc-common package and not the glibc-common package as distributed by Oracle.
See How to fix? for Oracle:8 relevant fixed versions and status.
A flaw was found 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.
References
- https://linux.oracle.com/cve/CVE-2023-4813.html
- https://linux.oracle.com/errata/ELSA-2023-12872.html
- https://linux.oracle.com/errata/ELSA-2023-12873.html
- https://linux.oracle.com/errata/ELSA-2023-5453.html
- 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://access.redhat.com/errata/RHSA-2023:5453
- https://access.redhat.com/errata/RHSA-2023:5455
- https://security.netapp.com/advisory/ntap-20231110-0003/
- https://access.redhat.com/errata/RHSA-2023:7409