USN-5217-1

Dashboard / Vulnerabilities / USN-5217-1

USN-5217-1

Summary: linux-oem-5.14 vulnerabilities

Details: It was discovered that the NFS server implementation in the Linux kernel contained an out-of-bounds write vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2021-4090) It was discovered that the eBPF implementation in the Linux kernel did not properly validate the memory size of certain ring buffer operation arguments. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2021-4204)

References: https://ubuntu.com/security/notices/USN-5217-1, https://ubuntu.com/security/CVE-2021-4090, https://ubuntu.com/security/CVE-2021-4204, https://launchpad.net/bugs/1956585