CVE-2020-11935

It was discovered that aufs improperly managed inode reference counts in the vfsub_dentry_open() method. A local attacker could use this vulnerability to cause a denial of service attack.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugs.launchpad.net/bugs/1873074	Issue Tracking Vendor Advisory
https://ubuntu.com/security/CVE-2020-11935	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:14.04::::esm:::
	cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm:::
	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

History

23 Feb 2024, 19:38

Type	Values Removed	Values Added
CPE	cpe:2.3:o:linux:linux_kernel:-:::::::*

13 Apr 2023, 18:47

Type	Values Removed	Values Added
CPE		cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts::: cpe:2.3:o:canonical:ubuntu_linux:14.04::::esm::: cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts::: cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm::: cpe:2.3:o:linux:linux_kernel:-:::::::* cpe:2.3:o:debian:debian_linux:10.0:::::::*
References	~~(UBUNTU) https://ubuntu.com/security/CVE-2020-11935 -~~	(UBUNTU) https://ubuntu.com/security/CVE-2020-11935 - Vendor Advisory
References	~~(UBUNTU) https://bugs.launchpad.net/bugs/1873074 -~~	(UBUNTU) https://bugs.launchpad.net/bugs/1873074 - Issue Tracking, Vendor Advisory
First Time		Debian Canonical ubuntu Linux Linux Linux linux Kernel Canonical Debian debian Linux
CWE		NVD-CWE-Other
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.5

07 Apr 2023, 02:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-04-07 02:15

Updated : 2024-02-23 19:38

NVD link : CVE-2020-11935

Mitre link : CVE-2020-11935

CVE.ORG link : CVE-2020-11935

JSON object : View

Products Affected

debian

debian_linux

canonical

ubuntu_linux

CWE

NVD-CWE-Other CWE-911

Improper Update of Reference Count

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