On the x86-64 architecture, the GNU C Library (aka glibc) before 2.31 fails to ignore the LD_PREFER_MAP_32BIT_EXEC environment variable during program execution after a security transition, allowing local attackers to restrict the possible mapping addresses for loaded libraries and thus bypass ASLR for a setuid program.
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2019-11-19T00:00:00

Updated: 2022-10-17T00:00:00

Reserved: 2019-11-19T00:00:00


Link: CVE-2019-19126

JSON object: View

cve-icon NVD Information

Status : Modified

Published: 2019-11-19T22:15:11.427

Modified: 2023-11-07T03:07:31.533


Link: CVE-2019-19126

JSON object: View

cve-icon Redhat Information

No data.

CWE