{"id":"USN-5544-1","summary":"linux, linux-hwe-5.15, linux-lowlatency, linux-lowlatency-hwe-5.15 vulnerabilities","details":"It was discovered that the Atheros ath9k wireless device driver in the\nLinux kernel did not properly handle some error conditions, leading to a\nuse-after-free vulnerability. A local attacker could use this to cause a\ndenial of service (system crash) or possibly execute arbitrary code.\n(CVE-2022-1679)\n\nFelix Fu discovered that the Sun RPC implementation in the Linux kernel did\nnot properly handle socket states, leading to a use-after-free\nvulnerability. A remote attacker could possibly use this to cause a denial\nof service (system crash) or execute arbitrary code. (CVE-2022-28893)\n\nArthur Mongodin discovered that the netfilter subsystem in the Linux kernel\ndid not properly perform data validation. A local attacker could use this\nto escalate privileges in certain situations. (CVE-2022-34918)\n\nMinh Yuan discovered that the floppy disk driver in the Linux kernel\ncontained a race condition, leading to a use-after-free vulnerability. A\nlocal attacker could possibly use this to cause a denial of service (system\ncrash) or execute arbitrary code. (CVE-2022-1652)\n","modified":"2026-09-10T11:01:56.026747434Z","published":"2022-08-02T04:11:31Z","related":["UBUNTU-CVE-2022-1652","UBUNTU-CVE-2022-1679","UBUNTU-CVE-2022-28893","UBUNTU-CVE-2022-34918"],"upstream":["CVE-2022-1652","CVE-2022-1679","CVE-2022-28893","CVE-2022-34918","UBUNTU-CVE-2022-1652","UBUNTU-CVE-2022-1679","UBUNTU-CVE-2022-28893","UBUNTU-CVE-2022-34918"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5544-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-1652"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-1679"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-28893"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-34918"}],"affected":[{"package":{"name":"linux-hwe-5.15","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/linux-hwe-5.15?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.0-43.46~20.04.1"}]}],"versions":["5.15.0-33.34~20.04.1","5.15.0-41.44~20.04.1"],"ecosystem_specific":{"availability":"No 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