SB20230816165 - Fedora 36 update for vim

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Main Vulnerability Database SB20230816165

SB20230816165 - Fedora 36 update for vim

Published: August 16, 2023

Security Bulletin ID SB20230816165
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) NULL pointer dereference (CVE-ID: CVE-2022-47024)

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

The vulnerability exists due to a NULL pointer dereference error in the gui_x11_create_blank_mouse(0 function in gui_x11.c. A remote attacker can perform a denial of service (DoS) attack.


2) Heap-based buffer overflow (CVE-ID: CVE-2023-0433)

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

The vulnerability exists due to a boundary error within the same_leader() and utfc_ptr2len() function. A remote attacker can trick the victim to open a specially crafted file, trigger a heap-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.

References