PT-2024-32077 · Weechat+1 · Weechat+1

Yiheng Cao · Published 2024-11-10 · Updated 2025-02-05 · CVE-2024-46613

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions WeeChat versions prior to 4.4.2

Description The issue is caused by 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 functions such as string free split shared, string free split, string free split command, and string free split tags.

Recommendations For WeeChat versions prior to 4.4.2, update to version 4.4.2 or later to resolve the issue. As a temporary workaround, consider limiting the number of items in a list to prevent the integer overflow.

Fix

Integer Overflow

Weakness Enumeration

CWE-190

Related Identifiers

CVE-2024-46613

OPENSUSE-SU-2025:14734-1

Affected Products

Debian

Weechat

References · 23

• https://weechat.org/doc/weechat/security/WSA-2024-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-46613 · Security Note
• https://osv.dev/vulnerability/CVE-2024-46613 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2024-46613 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2024-46613 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2024-46613 · Security Note
• https://ubuntu.com/security/CVE-2024-46613 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2025:14734-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2024-46613 · Vendor Advisory
• https://github.com/weechat/weechat/issues/2178 · Note
• https://github.com/weechat/weechat/commit/5564baf424d847144f13ee50f0988e4f3407e638 · Note
• https://github.com/weechat/weechat/commit/9aa0a94156c7cc367d52c31e60d8b03239d4dbd4 · Note
• https://github.com/weechat/weechat/commit/315f769ab25643cf501a4bf8deb8025d92654303 · Note
• https://github.com/weechat/weechat/commit/970f20af31cbcce02a99368eb633e8c4082dfe64 · Note
• https://github.com/weechat/weechat/commit/62d0347d4bdee63694354184611b0b6af5028ff2 · Note