SB2022070216 - SUSE update for the Linux Kernel (Live Patch 27 for SLE 15 SP2)

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Main Vulnerability Database SB2022070216

SB2022070216 - SUSE update for the Linux Kernel (Live Patch 27 for SLE 15 SP2)

Published: July 2, 2022

Security Bulletin ID SB2022070216
Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Use-after-free (CVE-ID: CVE-2021-39698)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error in Linux kernel. A local user can run a specially crafted program to trigger the use-after-free error and execute arbitrary code with elevated privileges.


2) Integer overflow (CVE-ID: CVE-2022-1116)

The vulnerability allows a local user to execute code with elevated privileges.

The vulnerability exists due to integer overflow in the io_uring subsystem in the Linux kernel. A local user can trigger integer overflow, cause a denial of service or execute arbitrary code with elevated privileges.


Remediation

Install update from vendor's website.

References