CVE-2023-4911: Looney Tunables - Local Privilege Escalation in the glibc’s ld.so | Qualys Security Blog
CVE-2023-4911: Looney Tunables - Local Privilege Escalation in the glibc’s ld.so | Qualys Security Blog
![](https://linux.community/pictrs/image/2aaeb954-1faf-4de9-8fd7-22e921ceb520.jpeg?format=webp&thumbnail=128)
blog.qualys.com CVE-2023-4911: Looney Tunables - Local Privilege Escalation in the glibc’s ld.so | Qualys Security Blog
The Qualys Threat Research Unit (TRU) has discovered a buffer overflow vulnerability in GNU C Library's dynamic loader's processing of the GLIBC_TUNABLES environment variable.
![CVE-2023-4911: Looney Tunables - Local Privilege Escalation in the glibc’s ld.so | Qualys Security Blog](https://linux.community/pictrs/image/2aaeb954-1faf-4de9-8fd7-22e921ceb520.jpeg?format=webp)