vulnerability

SUSE: CVE-2021-21781: SUSE Linux Security Advisory

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:P/I:N/A:N)
Published
Aug 10, 2021
Added
Aug 11, 2021
Modified
Oct 26, 2022

Description

An information disclosure vulnerability exists in the ARM SIGPAGE functionality of Linux Kernel v5.4.66 and v5.4.54. The latest version (5.11-rc4) seems to still be vulnerable. A userland application can read the contents of the sigpage, which can leak kernel memory contents. An attacker can read a process’s memory at a specific offset to trigger this vulnerability. This was fixed in kernel releases: 4.14.222 4.19.177 5.4.99 5.10.17 5.11

Solutions

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Title
NEW

Explore Exposure Command

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