Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: libbpf: Handling of size overflow for ringbuf mmap The maximum size of a ringbuf on an x86-64 host is 2GB. Therefore, 2 maxentries will cause an overflow of type u32 when mapping producer pages and data pages. Simply casting...

CVE-2022-49030 libbpf: Handle size overflow for ringbuf mmap

In the Linux kernel, the following vulnerability has been resolved: libbpf: Handle size overflow for ringbuf mmap The maximum size of ringbuf is 2GB on x86-64 host, so 2 maxentries will overflow u32 when mapping producer page and data pages. Only casting maxentries to sizet is not enough, because...

CVE-2022-49030 libbpf: Handle size overflow for ringbuf mmap

In the Linux kernel, the following vulnerability has been resolved: libbpf: Handle size overflow for ringbuf mmap The maximum size of ringbuf is 2GB on x86-64 host, so 2 maxentries will overflow u32 when mapping producer page and data pages. Only casting maxentries to sizet is not enough, because...

GSD-2023-1000190 libbpf: Handle size overflow for ringbuf mmap

libbpf: Handle size overflow for ringbuf mmap This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.82 by commit...

PT-2023-33267 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions v5.8 through v5.15.81 Description: The issue is related to a handle size overflow for ringbuf mmap in libbpf. It was introduced in version v5.8 and fixed in version v5.15.82. The actual impact and attack plausibility hav...