SB20230820149 - Fedora 37 update for vim 

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Main Vulnerability Database SB20230820149

SB20230820149 - Fedora 37 update for vim

Published: August 20, 2023

Security Bulletin ID SB20230820149
Severity
High
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 33% Low 67%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Use of Out-of-range Pointer Offset (CVE-ID: CVE-2023-2426)

The vulnerability allows a remote attacker to crash the application.

The vulnerability exists due to an out-of-range pointer offset within the mb_charlen() function in mbyte.c. A remote attacker can trick the victim to open a specially crafted file and crash the application.


2) NULL pointer dereference (CVE-ID: CVE-2023-2609)

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

The vulnerability exists due to a NULL pointer dereference error within the get_register() function in register.c. A remote attacker can trick the victim to open a specially crafted file and crash the application.


3) Integer overflow (CVE-ID: CVE-2023-2610)

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

The vulnerability exists due to integer overflow within the regtilde() function in regexp.c. A remote attacker can trick the victim to open a specially crafted file, trigger integer 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