CVE-2024-33599— nscd: Stack-based buffer overflow in netgroup cache
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I. Basic Information for CVE-2024-33599
Vulnerability Information
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Vulnerability Title
nscd: Stack-based buffer overflow in netgroup cache
Source: NVD (National Vulnerability Database)
Vulnerability Description
nscd: Stack-based buffer overflow in netgroup cache If the Name Service Cache Daemon's (nscd) fixed size cache is exhausted by client requests then a subsequent client request for netgroup data may result in a stack-based buffer overflow. This flaw was introduced in glibc 2.15 when the cache was added to nscd. This vulnerability is only present in the nscd binary.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
glibc 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
glibc（GNU C Library）是GNU计划所实现的C标准库。 glibc 2.15版本存在安全漏洞，该漏洞源于如果Name Service Cache Daemon（nscd）的固定大小缓存已耗尽，可能会导致基于堆栈的缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| The GNU C Library | glibc | 2.15 ~ 2.40 | - |
II. Public POCs for CVE-2024-33599
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|---|
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Same Patch Batch · The GNU C Library · 2024-05-06 · 4 CVEs total
| CVE-2024-33602 | nscd: netgroup cache assumes NSS callback uses in-buffer strings | |
| CVE-2024-33601 | nscd: netgroup cache may terminate daemon on memory allocation failure | |
| CVE-2024-33600 | nscd: Null pointer crashes after notfound response |
IV. Related Vulnerabilities
Same product: glibc
- CVE-2026-6238
Buffer overread in ns_printrrf with corrupted RDATA field - CVE-2026-5435
Potential buffer overflow in ns_sprintrrf TSIG handling path - CVE-2026-5450
scanf %mc off-by-one heap buffer overflow - CVE-2026-5928
Potential buffer under-read in ungetwc - CVE-2026-4046
iconv crash due to assertion failure with untrusted input
Same vendor: The GNU C Library
- CVE-2026-6238
Buffer overread in ns_printrrf with corrupted RDATA field - CVE-2026-5435
Potential buffer overflow in ns_sprintrrf TSIG handling path - CVE-2026-5450
scanf %mc off-by-one heap buffer overflow - CVE-2026-5928
Potential buffer under-read in ungetwc - CVE-2026-4046
iconv crash due to assertion failure with untrusted input
Same weakness: CWE-121
- CVE-2026-8258
Squirrel sqstdstring.cpp validate_format stack-based overflo - CVE-2026-8234
EFM ipTIME A8004T WifiBasicSet formWifiBasicSet stack-based - CVE-2026-6665
PgBouncer buffer overflow in SCRAM - CVE-2026-41509
Integer underflow in crypto_sign_open() leads to buffer over - CVE-2026-8138
Tenda CX12L SetPptpServerCfg” formSetPPTPServer stack-based
V. Comments for CVE-2024-33599
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