CVE-2024-33600
Published: April 26, 2024Last modified: July 22, 2025
Description
nscd: Null pointer crashes after notfound response If the Name Service Cache Daemon's (nscd) cache fails to add a not-found netgroup response to the cache, the client request can result in a null pointer dereference. This flaw was introduced in glibc 2.15 when the cache was added to nscd. This vulnerability is only present in the nscd binary.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.9 |
| Attack Vector | NETWORK |
| Attack complexity | HIGH |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | glibc | Fixed (2.37.0-r13) |
| Stream | glibc | Fixed (2.37.0-r13) | |
| Hardened Containers | 23 LTS | glibc | Fixed (2.37.0-r13) |
| Stream | glibc | Fixed (2.37.0-r13) |
References
- http://www.openwall.com/lists/oss-security/2024/07/22/5
- https://lists.debian.org/debian-lts-announce/2024/06/msg00026.html
- https://security.netapp.com/advisory/ntap-20240524-0013/
- https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0006