CVEvulnerability

CVE-2017-17807

3.3 LOW Published 2017-12-20 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2017-12-20
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
3.3 LOW — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CVSS 2.0 ([email protected])
2.1 LOW — AV:L/AC:L/Au:N/C:N/I:P/A:N
Weaknesses
CWE-862

Description

The KEYS subsystem in the Linux kernel before 4.14.6 omitted an access-control check when adding a key to the current task's "default request-key keyring" via the request_key() system call, allowing a local user to use a sequence of crafted system calls to add keys to a keyring with only Search permission (not Write permission) to that keyring, related to construct_get_dest_keyring() in security/keys/request_key.c.

Affected configurations

• linux linux kernel (< 4.14.6)

Related

Weakness · CWE (1)

  • CWE-862 Missing Authorization weakness

References