CVE-2011-5321

Advisory lineage Upstream: 0 Downstream: 4
Modified
Published: 02 May 2016, 10:00
Last modified:07 Aug 2024, 00:30

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
v3.0 (nvd)
EPSS Score
0.04% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

02 May 2016, 10:00
Published
Vulnerability first disclosed
07 Aug 2024, 00:30
Last Modified
Vulnerability information updated

Description

The tty_open function in drivers/tty/tty_io.c in the Linux kernel before 3.1.1 mishandles a driver-lookup failure, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via crafted access to a device file under the /dev/pts directory.

CVSS Metrics

  • v3.0•MEDIUM•Score: 5.5CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • v2.0•MEDIUM•Score: 4.9AV:L/AC:L/Au:N/C:N/I:N/A:C

EPSS Trends

Current EPSS score: 0.04%• Percentile: 13%

Affected Systems

  • linux•linux_kernel

    ≤ 3.1

References (6)