SB20240806266 - Amazon Linux AMI update for vim



SB20240806266 - Amazon Linux AMI update for vim

Published: August 6, 2024

Security Bulletin ID SB20240806266
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Use-after-free (CVE-ID: CVE-2023-48706)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the ex_substitute() function in src/charset.c when executing the ":s" command. A remote attacker can trick the victim to open a specially crafted file, trigger a use-after-free error and crash the application.



2) Stack-based buffer overflow (CVE-ID: CVE-2024-22667)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the did_set_langmap() function in map.c. A remote attacker can trick the victim to open a specially crafted file, trigger a stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.