{"id":"USN-4144-1","summary":"linux, linux-aws, linux-aws-hwe, linux-azure, linux-hwe, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities","details":"It was discovered that the XFS file system in the Linux kernel did not\nproperly handle mount failures in some situations. A local attacker could\npossibly use this to cause a denial of service (system crash) or execute\narbitrary code. (CVE-2018-20976)\n\nBenjamin Moody discovered that the XFS file system in the Linux kernel did\nnot properly handle an error condition when out of disk quota. A local\nattacker could possibly use this to cause a denial of service.\n(CVE-2019-15538)\n","modified":"2026-04-27T15:30:21.859808Z","published":"2019-10-01T03:53:55Z","related":["UBUNTU-CVE-2018-20976","UBUNTU-CVE-2019-15538"],"upstream":["CVE-2018-20976","CVE-2019-15538","UBUNTU-CVE-2018-20976","UBUNTU-CVE-2019-15538"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4144-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-20976"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-15538"}],"affected":[{"package":{"name":"linux-aws-hwe","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/linux-aws-hwe@4.15.0-1051.53~16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1051.53~16.04.1"}]}],"versions":["4.15.0-1030.31~16.04.1","4.15.0-1031.33~16.04.1","4.15.0-1032.34~16.04.1","4.15.0-1033.35~16.04.1","4.15.0-1035.37~16.04.1","4.15.0-1036.38~16.04.1","4.15.0-1039.41~16.04.1","4.15.0-1040.42~16.04.1","4.15.0-1041.43~16.04.1","4.15.0-1043.45~16.04.1","4.15.0-1044.46~16.04.1","4.15.0-1045.47~16.04.1","4.15.0-1047.49~16.04.1","4.15.0-1048.50~16.04.1","4.15.0-1050.52~16.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"4.15.0-1051.53~16.04.1","binary_name":"linux-aws-headers-4.15.0-1051"},{"binary_version":"4.15.0-1051.53~16.04.1","binary_name":"linux-aws-hwe-cloud-tools-4.15.0-1051"},{"binary_version":"4.15.0-1051.53~16.04.1","binary_name":"linux-aws-hwe-tools-4.15.0-1051"},{"binary_version":"4.15.0-1051.53~16.04.1","binary_name":"linux-buildinfo-4.15.0-1051-aws"},{"binary_version":"4.15.0-1051.53~16.04.1","binary_name":"linux-cloud-tools-4.15.0-1051-aws"},{"binary_version":"4.15.0-1051.53~16.04.1","binary_name":"linux-headers-4.15.0-1051-aws"},{"binary_version":"4.15.0-1051.53~16.04.1","binary_name":"linux-image-4.15.0-1051-aws"},{"binary_version":"4.15.0-1051.53~16.04.1","binary_name":"linux-modules-4.15.0-1051-aws"},{"binary_version":"4.15.0-1051.53~16.04.1","binary_name":"linux-modules-extra-4.15.0-1051-aws"},{"binary_version":"4.15.0-1051.53~16.04.1","binary_name":"linux-tools-4.15.0-1051-aws"}],"availability":"No 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