PRIOn knowledge basePRION:CVE-2016-2858Stack overflow
6.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
6.8 Medium
AI Score
Confidence
High
1.9 Low
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:M/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
24.7%
QEMU, when built with the Pseudo Random Number Generator (PRNG) back-end support, allows local guest OS users to cause a denial of service (process crash) via an entropy request, which triggers arbitrary stack based allocation and memory corruption.
| CPE | Name | Operator | Version |
|---|---|---|---|
| ubuntu_linux | eq | 16.04 | |
| ubuntu_linux | eq | 15.10 | |
| ubuntu_linux | eq | 12.04 | |
| ubuntu_linux | eq | 14.04 | |
| debian_linux | eq | 8.0 | |
| qemu | le | 2.5.1.1 |
References
git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=60253ed1e6ec6d8e5ef2efe7bf755f475dce9956
www.openwall.com/lists/oss-security/2016/03/04/1
www.openwall.com/lists/oss-security/2016/03/07/4
www.securityfocus.com/bid/84134
www.ubuntu.com/usn/USN-2974-1
bugzilla.redhat.com/show_bug.cgi?id=1314676
lists.debian.org/debian-lts-announce/2018/11/msg00038.html
security.gentoo.org/glsa/201604-01
Related
6.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
6.8 Medium
AI Score
Confidence
High
1.9 Low
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:M/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
24.7%