Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2015-4170

Race condition in the ldsem_cmpxchg function in drivers/tty/tty_ldsem.c in the Linux kernel before 3.13-rc4-next-20131218 allows local users to cause a denial of service (ldsem_down_read and ldsem_down_write deadlock) by establishing a new tty thread during shutdown of a previous tty thread.

Published

2016-05-02T10:59:12.623

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 4.7 (MEDIUM)

CVSSv2 Vector

AV:L/AC:M/Au:N/C:N/I:N/A:C

  • Access Vector: LOCAL
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

3.4

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-362
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System linux linux_kernel ≤ 3.13.3 Yes
Operating System redhat enterprise_linux_compute_node_eus 7.1 Yes
Operating System redhat enterprise_linux_for_ibm_z_systems_eus 7.1_s390x Yes
Operating System redhat enterprise_linux_for_power_big_endian_eus 7.1_ppc64 Yes
Operating System redhat enterprise_linux_for_power_little_endian_eus 7.1_ppc64le Yes
Operating System redhat enterprise_linux_server_eus 7.1 Yes
References