CVE-2016-2857

Advisory lineage Upstream: 0 Downstream: 21
Modified
Published: 08 Apr 2016, 16:00
Last modified:05 Aug 2024, 23:40

Vulnerability Summary

Overall Risk (default)
medium
34/100
CVSS Score
8.4 HIGH
v3.1 (nvd)
EPSS Score
0.06% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

08 Apr 2016, 16:00
Published
Vulnerability first disclosed
05 Aug 2024, 23:40
Last Modified
Vulnerability information updated

Description

The net_checksum_calculate function in net/checksum.c in QEMU allows local guest OS users to cause a denial of service (out-of-bounds heap read and crash) via the payload length in a crafted packet.

CVSS Metrics

  • v3.1•HIGH•Score: 8.4CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H
  • v2.0•LOW•Score: 3.6AV:L/AC:L/Au:N/C:P/I:N/A:P

EPSS Trends

Current EPSS score: 0.06%• Percentile: 18%

Techniques & Countermeasures

  • CWE-119•Improper Restriction of Operations within the Bounds of a Memory Buffer

    The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

Affected Systems

  • canonical•ubuntu_linux

    12.04 | 14.04 | 15.10 | 16.04

  • debian•debian_linux

    8.0

  • qemu•qemu

    ≤ 2.5.1.1

  • redhat•enterprise_linux_desktop

    6.0 | 7.0

  • redhat•enterprise_linux_eus

    7.3 | 7.4 | 7.5 | 7.6 | 7.7

  • redhat•enterprise_linux_server

    6.0 | 7.0

  • redhat•enterprise_linux_server_aus

    7.3 | 7.4 | 7.6 | 7.7

  • redhat•enterprise_linux_server_tus

    7.3 | 7.6 | 7.7

  • redhat•enterprise_linux_workstation

    6.0 | 7.0

  • redhat•openstack

    5.0 | 6.0 | 7.0 | 8 | 9

  • redhat•virtualization

    3.0 | 4.0

References (16)