CVE-2015-9289 Information

Description

In the Linux kernel before 4.1.4 a buffer overflow occurs when checking userspace params in drivers/media/dvb-frontends/cx24116.c. The maximum size for a DiSEqC command is 6 according to the userspace API. However the code allows larger values such as 23.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Reference

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1fa2337a315a2448c5434f41e00d56b01a22283c https://github.com/torvalds/linux/commit/1fa2337a315a2448c5434f41e00d56b01a22283c https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.4

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.5