CVE-2020-25704

2020-12-0200:00:00

ubuntu.com

4.9 Medium

CVSS2

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

5.5 Medium

CVSS3

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

0.0004 Low

EPSS

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.

OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchlinux-riscv-5.8< 5.8.0-17.19~20.04.1UNKNOWN
ubuntu20.04noarchlinux-bluefield< 5.4.0-1011.14UNKNOWN
ubuntu24.04noarchlinux-nvidia< anyUNKNOWN
ubuntu16.04noarchlinux-hwe< 4.15.0-133.137~16.04.1UNKNOWN
ubuntu18.04noarchlinux< 4.15.0-135.139UNKNOWN
ubuntu20.10noarchlinux< 5.8.0-44.50UNKNOWN
ubuntu20.04noarchlinux< 5.4.0-59.65UNKNOWN
ubuntu18.04noarchlinux-hwe-5.4< 5.4.0-59.65~18.04.1UNKNOWN
ubuntu20.10noarchlinux-kvm< 5.8.0-1019.21UNKNOWN
ubuntu20.04noarchlinux-kvm< 5.4.0-1031.32UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	20.04	noarch	linux-riscv-5.8	< 5.8.0-17.19~20.04.1	UNKNOWN
ubuntu	20.04	noarch	linux-bluefield	< 5.4.0-1011.14	UNKNOWN
ubuntu	24.04	noarch	linux-nvidia	< any	UNKNOWN
ubuntu	16.04	noarch	linux-hwe	< 4.15.0-133.137~16.04.1	UNKNOWN
ubuntu	18.04	noarch	linux	< 4.15.0-135.139	UNKNOWN
ubuntu	20.10	noarch	linux	< 5.8.0-44.50	UNKNOWN
ubuntu	20.04	noarch	linux	< 5.4.0-59.65	UNKNOWN
ubuntu	18.04	noarch	linux-hwe-5.4	< 5.4.0-59.65~18.04.1	UNKNOWN
ubuntu	20.10	noarch	linux-kvm	< 5.8.0-1019.21	UNKNOWN
ubuntu	20.04	noarch	linux-kvm	< 5.4.0-1031.32	UNKNOWN