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cve[email protected]CVE-2016-6888
HistoryDec 10, 2016 - 12:59 a.m.

CVE-2016-6888

2016-12-1000:59:09
CWE-190
[email protected]
web.nvd.nist.gov
57
4
cve
2016
6888
integer overflow
qemu
quick emulator
denial of service
null pointer dereference
nvd

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

4.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

6.1 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

26.9%

JSON

Integer overflow in the net_tx_pkt_init function in hw/net/net_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (QEMU process crash) via the maximum fragmentation count, which triggers an unchecked multiplication and NULL pointer dereference.

Affected configurations

NVD
Node
qemuqemuRange≤2.6.2
OR
qemuqemuMatch2.7.0rc0
OR
qemuqemuMatch2.7.0rc1
OR
qemuqemuMatch2.7.0rc2
OR
qemuqemuMatch2.7.0rc3
Node
debiandebian_linuxMatch8.0
Node
redhatvirtualizationMatch4.0
AND
redhatenterprise_linuxMatch7.0
Node
redhatopenstackMatch6.0
OR
redhatopenstackMatch7.0
OR
redhatopenstackMatch8
OR
redhatopenstackMatch9
OR
redhatopenstackMatch10
OR
redhatopenstackMatch11
CPENameOperatorVersion
qemu:qemuqemule2.6.2
qemu:qemuqemueq2.7.0

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2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

4.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

6.1 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

26.9%

JSON
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