{"id":"UBUNTU-CVE-2021-0961","details":"In quota_proc_write of xt_quota2.c, there is a possible way to read kernel memory due to uninitialized data. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-196046570References: Upstream kernel","modified":"2025-07-16T07:41:58.468062Z","published":"2021-12-15T19:15:00Z","withdrawn":"2025-09-03T17:35:14Z","upstream":["CVE-2021-0961"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-0961"},{"type":"REPORT","url":"https://source.android.com/security/bulletin/2021-12-01"},{"type":"REPORT","url":"https://android.googlesource.com/kernel/common/+/e113eb454e92"},{"type":"REPORT","url":"https://android.googlesource.com/kernel/common/+/60a4c35570d9"},{"type":"REPORT","url":"https://android.googlesource.com/kernel/common/+/4b05a506bda0"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-0961"}],"affected":[{"package":{"name":"linux-raspi2","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/linux-raspi2@5.4.0-1006.6?arch=source&distro=esm-infra/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.3.0-1007.8","5.3.0-1014.16","5.3.0-1015.17","5.3.0-1017.19","5.4.0-1004.4","5.4.0-1006.6"],"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-0961.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}]}