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Vulnerability record · CVE-2024-33601 · published 6 May 2024

CVE-2024-33601: Gnu glibc vulnerability

Gnu · Glibc

nscd: netgroup cache may terminate daemon on memory allocation failure The Name Service Cache Daemon's (nscd) netgroup cache uses xmalloc or xrealloc and these functions may terminate the process due to a memory allocation failure resulting in a denial of service to the clients. The flaw was introduced in glibc 2.15 when the cache was added to nscd. This vulnerability is only present in the nscd binary.

7.3 CVSS 3.1 High EPSS 1.1% · top 36.4% CWE-617 · CWE-617
7.3CVSS 3.1 base score
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
11Affected product versions listed by NVD
9References
17 Jun 2026Last modified by NVD

Description

nscd: netgroup cache may terminate daemon on memory allocation failure The Name Service Cache Daemon's (nscd) netgroup cache uses xmalloc or xrealloc and these functions may terminate the process due to a memory allocation failure resulting in a denial of service to the clients. The flaw was introduced in glibc 2.15 when the cache was added to nscd. This vulnerability is only present in the nscd binary.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected products

11 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2024/07/22/5 Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2024/06/msg00026.html Mailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20240524-0014/ Third Party Advisory
https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0007 Broken Link
http://www.openwall.com/lists/oss-security/2024/07/22/5 Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2024/06/msg00026.html Mailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20240524-0014/ Third Party Advisory
https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0007 Broken Link
https://cert-portal.siemens.com/productcert/html/ssa-082556.html

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Source: NIST National Vulnerability Database (record CVE-2024-33601), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.