PT-2023-14195 · Libass+1 · Libsass+1

Ex7L0It · Published 2023-08-22 · Updated 2024-06-15 · CVE-2022-43358

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions libsass version 3.6.5-8-g210218

Description The issue is a stack overflow vulnerability in the ast selectors.cpp file, specifically in the Sass::ComplexSelector::has placeholder function. This can be exploited by attackers to cause a denial of service (DoS).

Recommendations For libsass version 3.6.5-8-g210218, consider updating to a newer version that contains a fix for this issue, as using the vulnerable function Sass::ComplexSelector::has placeholder can lead to a denial of service (DoS). At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

AZL-43987

AZL-44817

BIT-SASS-2022-43358

CVE-2022-43358

OESA-2024-1018

OESA-2024-1049

OPENSUSE-SU-2024:13516-1

SUSE-SU-2023:4895-1

Affected Products

Debian

Libsass

References · 29

• 🔥 https://github.com/sass/libsass/issues/3178 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-43358 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-43358 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:13516-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-43358 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-43987 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-43358 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-sass-2022-43358 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:4895-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-26592 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-43357 · Security Note
• https://ubuntu.com/security/CVE-2022-43358 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2024-1049 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2024-1018 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-43358 · Security Note