CVE-2021-43413

An issue was discovered in GNU Hurd before 0.9 20210404-9. A single pager port is shared among everyone who mmaps a file, allowing anyone to modify any files that they can read. This can be trivially exploited to get full root access...

Design/Logic Flaw

An issue was discovered in GNU Hurd before 0.9 20210404-9. A single pager port is shared among everyone who mmaps a file, allowing anyone to modify any files that they can read. This can be trivially exploited to get full root access...

Privilege escalation

An issue was discovered in GNU Hurd before 0.9 20210404-9. libports accepts fake notification messages from any client on any port, which can lead to port use-after-free. This can be exploited for local privilege escalation to get full root access...

Design/Logic Flaw

An issue was discovered in GNU Hurd before 0.9 20210404-9. When trying to exec a setuid executable, there's a window of time when the process already has the new privileges, but still refers to the old task and is accessible through the old process port. This can be exploited to get full root...

CVE-2021-43414

An issue was discovered in GNU Hurd before 0.9 20210404-9. The use of an authentication protocol in the proc server is vulnerable to man-in-the-middle attacks, which can be exploited for local privilege escalation to get full root access...

CVE-2021-43411

An issue was discovered in GNU Hurd before 0.9 20210404-9. When trying to exec a setuid executable, there's a window of time when the process already has the new privileges, but still refers to the old task and is accessible through the old process port. This can be exploited to get full root...

CVE-2021-43412

An issue was discovered in GNU Hurd before 0.9 20210404-9. libports accepts fake notification messages from any client on any port, which can lead to port use-after-free. This can be exploited for local privilege escalation to get full root access...

CVE-2021-43412

An issue was discovered in GNU Hurd before 0.9 20210404-9. libports accepts fake notification messages from any client on any port, which can lead to port use-after-free. This can be exploited for local privilege escalation to get full root access...

CVE-2021-43412

An issue was discovered in GNU Hurd before 0.9 20210404-9. libports accepts fake notification messages from any client on any port, which can lead to port use-after-free. This can be exploited for local privilege escalation to get full root access...

CVE-2021-43412

CVE-2021-43412 affects GNU Hurd before 0.9 (20210404-9). The issue resides in libports, which accepts fake notification messages from any client on any port, enabling a use-after-free in port handling and leading to local privilege escalation to full root access. Connections across sources (Red H...

CVE-2021-43413

An issue was discovered in GNU Hurd before 0.9 20210404-9. A single pager port is shared among everyone who mmaps a file, allowing anyone to modify any files that they can read. This can be trivially exploited to get full root access...

CVE-2021-43413

An issue was discovered in GNU Hurd before 0.9 20210404-9. A single pager port is shared among everyone who mmaps a file, allowing anyone to modify any files that they can read. This can be trivially exploited to get full root access...

CVE-2021-43413

The CVE-2021-43413 entry concerns GNU Hurd before 0.9 20210404-9. A single pager port is shared among all processes that mmap a file, enabling any reader to modify files they can read and thereby potentially gain full root access. Available sources (NVD/Red Hat/Debian/CNVD/CVEdoc) reiterate this ...

CVE-2021-43414

An issue was discovered in GNU Hurd before 0.9 20210404-9. The use of an authentication protocol in the proc server is vulnerable to man-in-the-middle attacks, which can be exploited for local privilege escalation to get full root access...

CVE-2021-43414

CVE-2021-43414 affects GNU Hurd prior to version 0.9 20210404-9. The issue is in the authentication protocol used by the proc server, making it vulnerable to man-in-the-middle attacks and enabling local privilege escalation to obtain full root access. The connected PT-Security entry explicitly re...

CVE-2021-43414

An issue was discovered in GNU Hurd before 0.9 20210404-9. The use of an authentication protocol in the proc server is vulnerable to man-in-the-middle attacks, which can be exploited for local privilege escalation to get full root access...

CVE-2021-43411

An issue was discovered in GNU Hurd before 0.9 20210404-9. When trying to exec a setuid executable, there's a window of time when the process already has the new privileges, but still refers to the old task and is accessible through the old process port. This can be exploited to get full root...

CVE-2021-43411

An issue was discovered in GNU Hurd before 0.9 20210404-9. When trying to exec a setuid executable, there's a window of time when the process already has the new privileges, but still refers to the old task and is accessible through the old process port. This can be exploited to get full root...

CVE-2021-43411

CVE-2021-43411 affects GNU Hurd up to version 0.9 20210404-9. When attempting to exec a setuid executable, a window exists where the process has new privileges but still references the old task and is reachable via the old process port, enabling full root access according to the vulnerability des...

Gnu Hurd 资源管理错误漏洞

Gnu Hurd is a Gnu Project replacement for the Unix kernel. Used to implement the file system, network protocols, file access control, and other features implemented by the Unix kernel or similar kernels such as Linux, GNU Hurd has a security vulnerability that could be exploited by an attacker to...