CVE-2024-46613

CRITICAL

WeeChat < 4.4.2 - Integer Overflow and Buffer Overflow in Core String Handling

Title source: llm
STIX 2.1

Description

WeeChat before 4.4.2 has an integer overflow and resultant buffer overflow at core/core-string.c when there are more than two billion items in a list. This affects string_free_split_shared , string_free_split, string_free_split_command, and string_free_split_tags.

References (2)

Core 2
Core References
Issue Tracking, Third Party Advisory
https://github.com/weechat/weechat/issues/2178

Scores

CVSS v3 9.8
EPSS 0.0046
EPSS Percentile 36.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-190
Status published
Products (1)
weechat/weechat 0.1.6 - 4.4.2
Published Nov 10, 2024
Tracked Since Feb 18, 2026