CVE-2023-4911
GNU C Library Buffer Overflow Vulnerability
Summary
GNU C Library's dynamic loader ld.so contains a buffer overflow vulnerability when processing the GLIBC_TUNABLES environment variable, allowing a local attacker to execute code with elevated privileges.
Affected software
Vendor: GNU · Product: GNU C Library
Weakness types (CWE):
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in GNU
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2014-6271 | GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability | 100.0% | Yes |
| CVE-2014-7169 | GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability | 99.9% | Yes |
| CVE-2014-6278 | GNU Bash OS Command Injection Vulnerability | 99.6% | Yes |
| CVE-2026-24061 | GNU InetUtils Argument Injection Vulnerability | 97.9% | Yes |
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