CVE-2026-5398 - CERT CVE
ID CVE-2026-5398
Sažetak The implementation of TIOCNOTTY failed to clear a back-pointer from the structure representing the controlling terminal to the calling process' session. If the invoking process then exits, the terminal structure may end up containing a pointer to freed memory. A malicious process can abuse the dangling pointer to grant itself root privileges.
Reference
CVSS
Base: 8.4
Impact: 5.9
Exploitability:2.5
Pristup
VektorSloženostAutentikacija
LOCAL LOW NONE
Impact
PovjerljivostCjelovitostDostupnost
HIGH HIGH HIGH
CVSS vektor CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Zadnje važnije ažuriranje 01-05-2026 - 12:49
Objavljeno 22-04-2026 - 03:16