CVE-2023-4813
Medium
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.
SeverityMedium
CVSS5.9
Exploit probability—
Product
Gnu Glibc
PublishedSep 12, 2023
First seenSep 12, 2023
Weakness typeCWE-416Use after free
How to fix
Update
- gnu glibc2.36 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| gnu glibc | v < 2.36 | 2.36 |
| redhat enterprise_linux | 8.0, 9.0 | — |
| redhat enterprise_linux_eus | 8.8, 9.2 | — |
| redhat enterprise_linux_for_ibm_z_systems_eus_s390x | 9.2 | — |
| redhat enterprise_linux_for_ibm_z_systems_s390x | 9.2 | — |
| redhat enterprise_linux_for_power_little_endian | 9.2_ppc64le | — |
| redhat enterprise_linux_for_power_little_endian_eus | 9.2_ppc64le | — |
| redhat enterprise_linux_server_aus | 9.2 | — |
| redhat enterprise_linux_server_tus | 8.8 | — |
| fedoraproject fedora | 38 | — |
| netapp active_iq_unified_manager | No range specified | — |
| netapp h300s_firmware | No range specified | — |
| netapp h500s_firmware | No range specified | — |
| netapp h700s_firmware | No range specified | — |
| netapp h410s_firmware | No range specified | — |
| netapp h410c_firmware | No range specified | — |
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