Vulnerability · Published May 6, 2024 · Assigned by glibc

CVE-2024-33601nscd: netgroup cache may terminate daemon on memory allocation failure

High 7.3

In plain English

A high-severity security flaw in glibc from The GNU C Library. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.3High
Exploit odds (30 days)1.1%top 34.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8compat-libpthread-nonshared2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:8glibc2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-all-langpacks2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-all-langpacks2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-benchtests2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-benchtests2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-common2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-common2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-devel2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-devel2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-doc2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-doc2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-gconv-extra2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-gconv-extra2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-headers2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-headers2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-aa2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-aa2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-af2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-af2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-agr2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-agr2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ak2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ak2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-am2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-am2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-an2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-an2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-anp2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-anp2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ar2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ar2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-as2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-as2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ast2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ast2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ayc2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ayc2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-az2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-az2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-be2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-be2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-bem2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-bem2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ber2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ber2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-bg2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-bg2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-bhb2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-bhb2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-bho2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-bho2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-bi2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-bi2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-bn2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-bn2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-bo2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-bo2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-br2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-br2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-brx2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-brx2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-bs2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-bs2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-byn2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-byn2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ca2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ca2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ce2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ce2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-chr2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-chr2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:9glibc-langpack-ckb2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-cmn2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-cmn2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-crh2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-crh2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-cs2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-cs2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-csb2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-csb2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-cv2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-cv2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-cy2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-cy2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-da2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-da2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-de2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-de2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-doi2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-doi2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-dsb2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-dsb2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-dv2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-dv2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-dz2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-dz2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-el2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-el2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-en2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-en2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-eo2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-eo2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-es2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-es2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-et2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-et2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-eu2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-eu2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-fa2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-fa2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ff2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ff2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-fi2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-fi2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-fil2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-fil2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-fo2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-fo2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-fr2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-fr2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-fur2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-fur2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-fy2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-fy2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ga2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ga2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-gd2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-gd2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-gez2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-gez2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-gl2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-gl2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-gu2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-gu2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-gv2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-gv2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ha2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ha2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-hak2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-hak2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-he2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-he2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-hi2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-hi2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-hif2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-hif2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-hne2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-hne2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-hr2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-hr2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-hsb2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-hsb2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ht2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ht2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-hu2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-hu2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-hy2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-hy2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ia2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ia2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-id2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-id2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ig2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ig2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ik2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ik2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-is2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-is2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-it2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-it2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-iu2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-iu2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ja2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ja2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ka2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ka2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-kab2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-kab2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-kk2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-kk2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-kl2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-kl2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-km2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-km2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-kn2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-kn2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ko2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ko2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-kok2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-kok2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ks2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ks2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ku2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ku2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-kw2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-kw2.34-100.el9_4.2ALSA-2024:3339
AlmaLinux:8glibc-langpack-ky2.28-251.el8_10.2ALSA-2024:3344
AlmaLinux:9glibc-langpack-ky2.34-100.el9_4.2ALSA-2024:3339

Affected products (as reported)

VendorProductVersions
The GNU C Library glibc 2.15 – before 2.40

Weakness: CWE-617 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

References