CVEvulnerability

CVE-2016-9754

7.8 HIGH Published 2017-01-05 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2017-01-05
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
Weaknesses
CWE-190

Description

The ring_buffer_resize function in kernel/trace/ring_buffer.c in the profiling subsystem in the Linux kernel before 4.6.1 mishandles certain integer calculations, which allows local users to gain privileges by writing to the /sys/kernel/debug/tracing/buffer_size_kb file.

Affected configurations

• linux linux kernel (>= 3.5 < 3.10.102) • linux linux kernel (>= 3.11 < 3.12.61) • linux linux kernel (>= 3.13 < 3.14.71) • linux linux kernel (>= 3.15 < 3.16.37) • linux linux kernel (>= 3.17 < 3.18.35) • linux linux kernel (>= 3.19 < 4.1.26) • linux linux kernel (>= 4.2 < 4.4.12) • linux linux kernel (>= 4.5 < 4.5.6) • linux linux kernel 4.6

Related

Weakness · CWE (1)

  • CWE-190 Integer Overflow or Wraparound weakness

References