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nvd[email protected]NVD:CVE-2020-25704
HistoryDec 02, 2020 - 1:15 a.m.

CVE-2020-25704

2020-12-0201:15:12
CWE-401
[email protected]
web.nvd.nist.gov
5
cve-2020-25704
memory leak
linux kernel
performance monitoring
denial of service

CVSS2

4.9

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.9

Confidence

High

EPSS

0

Percentile

5.1%

JSON

A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.

Affected configurations

Nvd
Node
linuxlinux_kernelRange≤5.9
OR
linuxlinux_kernelMatch5.10rc1
OR
linuxlinux_kernelMatch5.10rc2
Node
debiandebian_linuxMatch9.0
Node
starwindsoftwarecommand_centerMatch-
OR
starwindsoftwarestarwind_hyperconverged_applianceMatch-
OR
starwindsoftwarestarwind_san_\&_nasMatchv8r12
OR
starwindsoftwarestarwind_virtual_sanMatchv8build14398
VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linuxlinux_kernel5.10cpe:2.3:o:linux:linux_kernel:5.10:rc1:*:*:*:*:*:*
linuxlinux_kernel5.10cpe:2.3:o:linux:linux_kernel:5.10:rc2:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
starwindsoftwarecommand_center-cpe:2.3:a:starwindsoftware:command_center:-:*:*:*:*:*:*:*
starwindsoftwarestarwind_hyperconverged_appliance-cpe:2.3:a:starwindsoftware:starwind_hyperconverged_appliance:-:*:*:*:*:*:*:*
starwindsoftwarestarwind_san_\&_nasv8r12cpe:2.3:a:starwindsoftware:starwind_san_\&_nas:v8r12:*:*:*:*:*:*:*
starwindsoftwarestarwind_virtual_sanv8cpe:2.3:a:starwindsoftware:starwind_virtual_san:v8:build14398:*:*:*:*:*:*

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CVSS2

4.9

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.9

Confidence

High

EPSS

0

Percentile

5.1%

JSON
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