vulnerability

SUSE: CVE-2021-41073: SUSE Linux Security Advisory

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
Sep 19, 2021
Added
Oct 26, 2022
Modified
Oct 26, 2022

Description

loop_rw_iter in fs/io_uring.c in the Linux kernel 5.10 through 5.14.6 allows local users to gain privileges by using IORING_OP_PROVIDE_BUFFERS to trigger a free of a kernel buffer, as demonstrated by using /proc/<pid>/maps for exploitation.

Solutions

suse-upgrade-kernel-64kbsuse-upgrade-kernel-64kb-develsuse-upgrade-kernel-64kb-extrasuse-upgrade-kernel-64kb-optionalsuse-upgrade-kernel-azuresuse-upgrade-kernel-azure-develsuse-upgrade-kernel-defaultsuse-upgrade-kernel-default-develsuse-upgrade-kernel-default-extrasuse-upgrade-kernel-default-optionalsuse-upgrade-kernel-develsuse-upgrade-kernel-devel-azuresuse-upgrade-kernel-docssuse-upgrade-kernel-kvmsmallsuse-upgrade-kernel-macrossuse-upgrade-kernel-obs-buildsuse-upgrade-kernel-sourcesuse-upgrade-kernel-source-azuresuse-upgrade-kernel-symssuse-upgrade-kernel-syms-azuresuse-upgrade-kernel-zfcpdumpsuse-upgrade-reiserfs-kmp-default
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.