Release Date: | 2023-10-03 |
A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBC_TUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBC_TUNABLES environment variables when launching binaries with SUID permission to execute code with elevated privileges.
See more information about CVE-2023-4911 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.
Base Score: | 7.8 | Base Metrics: | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Access Vector: | Local network | Attack Complexity: | Low |
Privileges Required: | Low | User Interaction: | None |
Scope: | Unchanged | Confidentiality Impact: | High |
Integrity Impact: | High | Availability Impact: | High |
Platform | Errata | Release Date |
Oracle Linux version 8 (glibc) | ELSA-2023-12851 | 2023-10-05 |
Oracle Linux version 8 (glibc) | ELSA-2023-12853 | 2023-10-09 |
Oracle Linux version 8 (glibc) | ELSA-2023-12872 | 2023-10-12 |
Oracle Linux version 8 (glibc) | ELSA-2023-5455 | 2023-10-10 |
Oracle Linux version 9 (glibc) | ELSA-2023-12850 | 2023-10-05 |
Oracle Linux version 9 (glibc) | ELSA-2023-12854 | 2023-10-06 |
Oracle Linux version 9 (glibc) | ELSA-2023-12873 | 2023-10-12 |
Oracle Linux version 9 (glibc) | ELSA-2023-5453 | 2023-10-10 |
This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team