Product · The GNU C Library

glibc

36 known vulnerabilities.

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High 7.5

CVE-2026-0915 Public exploit

getnetbyaddr and getnetbyaddr_r leak stack contents to DNS resovler

Calling getnetbyaddr or getnetbyaddr_r with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued network in the GNU C Library version 2.0 to version 2.42 can leak stack contents to the configured DNS r…

The GNU C Library glibc glibc eglibc Debian Ubuntu Azure Linux Wolfi

Jan 15, 2026
High 7.8

CVE-2025-4802 Public exploit

Untrusted LD_LIBRARY_PATH environment variable vulnerability in the GNU C Library version 2.27 to 2.38 allows attacker …

The GNU C Library glibc glibc glibc Debian Ubuntu Azure Linux

May 16, 2025
High 7.3

CVE-2024-2961 Public exploit EPSS 88%

The iconv() function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to …

The GNU C Library glibc glibc eglibc Debian Ubuntu Wolfi

Apr 17, 2024