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USN-4486-1 Not scored

linux, linux-aws, linux-kvm, linux-lts-xenial, linux-raspi2, linux-snapdragon vulnerability

Wen Xu discovered that the XFS filesystem implementation in the Linux kernel did not properly validate meta-data information. An attacker could use this to construct a malicious xfs image that, when mounted, could cause a denial of service (system crash).

Exploit probability Not scored
Published September 2, 2020
Required by Not available
Last source change June 3, 2026

02 / AFFECTED SOFTWARE

Affected packages

Ubuntu:16.04:LTS linux

114 explicit affected versions

Ubuntu:16.04:LTS linux-aws

72 explicit affected versions

Ubuntu:16.04:LTS linux-kvm

51 explicit affected versions

Ubuntu:16.04:LTS linux-raspi2

85 explicit affected versions

Ubuntu:16.04:LTS linux-snapdragon

83 explicit affected versions

Ubuntu:Pro:14.04:LTS linux-aws

50 explicit affected versions

Ubuntu:Pro:14.04:LTS linux-lts-xenial

92 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities USN-4486-1

Wen Xu discovered that the XFS filesystem implementation in the Linux kernel did not properly validate meta-data information. An attacker could use this to construct a malicious xfs image that, when mounted, could cause a denial of service (system crash).

View original source

05 / REFERENCES

Further evidence