PT-2021-1528 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.10.160 Description: The issue is related to a use-after-free vulnerability in the Linux kernel through io uring and the IORING OP SPLICE operation. If IORING OP SPLICE is missing the IO WQ WORK FILES flag, whi...

PT-2021-7854 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions 5.6 through 5.11 Description: A time-of-check to time-of-use issue exists in the io uring subsystem's IORING OP CLOSE operation, allowing a local user to elevate their privileges to root. This issue is related to...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4284-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4284-1 advisory. It was discovered that the Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors. A local attacke...

PT-2019-4661 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.4.2 Description: The issue is related to the io uring feature in the Linux kernel, which can lead to requests being executed with UID 0 and full capabilities, even when initiated by an unprivileged user. This...