USN-5728-2: Linux kernel vulnerabilities

Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-427...

USN-5622-1: Linux kernel vulnerabilities

It was discovered that the framebuffer driver on the Linux kernel did not verify size limits when changing font or screen size, leading to an out-of- bounds write. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-33655 Moshe Ko...

USN-5518-1: Linux kernel vulnerabilities

It was discovered that the eBPF implementation in the Linux kernel did not properly prevent writes to kernel objects in BPFBTFLOAD commands. A privileged local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-0500 It was discovered tha...

USN-5514-1: Linux kernel vulnerabilities

It was discovered that the implementation of the 6pack and mkiss protocols in the Linux kernel did not handle detach events properly in some situations, leading to a use-after-free vulnerability. A local attacker could possibly use this to cause a denial of service system crash. CVE-2022-1195...

USN-5294-2: Linux kernel vulnerabilities

It was discovered that the Packet network protocol implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-22600 Szymon Heidrich discovered that the USB Gadget...

USN-5002-1: Linux kernel (HWE) vulnerability

Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code...

USN-4713-2: Linux kernel vulnerability

It was discovered that the LIO SCSI target implementation in the Linux kernel performed insufficient identifier checking in certain XCOPY requests. An attacker with access to at least one LUN in a multiple backstore environment could use this to expose sensitive information or modify data...

USN-4679-1: Linux kernel vulnerabilities

It was discovered that the console keyboard driver in the Linux kernel contained a race condition. A local attacker could use this to expose sensitive information kernel memory. CVE-2020-25656 Minh Yuan discovered that the tty driver in the Linux kernel contained race conditions when handling...

USN-4462-1: Linux kernel vulnerability

It was discovered that the bcache subsystem in the Linux kernel did not properly release a lock in some error conditions. A local attacker could possibly use this to cause a denial of service...

USN-4325-1: Linux kernel vulnerabilities

It was discovered that the IPMI message handler implementation in the Linux kernel did not properly deallocate memory in certain situations. A local attacker could use this to cause a denial of service kernel memory exhaustion. CVE-2019-19046 Al Viro discovered that the vfs layer in the Linux...

USN-4115-2: Linux kernel regression

USN 4115-1 fixed vulnerabilities in the Linux 4.15 kernel for Ubuntu 18.04 LTS and Ubuntu 16.04 LTS. Unfortunately, as part of the update, a regression was introduced that caused a kernel crash when handling fragmented packets in some situations. This update addresses the issue. We apologize for...

USN-4115-1: Linux kernel vulnerabilities

Hui Peng and Mathias Payer discovered that the Option USB High Speed driver in the Linux kernel did not properly validate metadata received from the device. A physically proximate attacker could use this to cause a denial of service system crash. CVE-2018-19985 Zhipeng Xie discovered that an...

USN-3385-1: Linux kernel vulnerabilities

Andrey Konovalov discovered a race condition in the UDP Fragmentation Offload UFO code in the Linux kernel. A local attacker could use this to cause a denial of service or execute arbitrary code. CVE-2017-1000112 Andrey Konovalov discovered a race condition in AFPACKET socket option handling code...

USN-3378-1: Linux kernel vulnerabilities

Fan Wu and Shixiong Zhao discovered a race condition between inotify events and vfs rename operations in the Linux kernel. An unprivileged local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2017-7533 It was discovered that the Linux kernel did n...

USN-3329-1: Linux kernel (GKE) vulnerability

It was discovered that the stack guard page for processes in the Linux kernel was not sufficiently large enough to prevent overlapping with the heap. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative privileges...