PT-2018-15116 · Sass+2 · Libsass+2

Zyingp · Published 2018-12-03 · Updated 2021-03-15 · CVE-2018-19827

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions LibSass version 3.5.5

Description A use-after-free issue exists in the SharedPtr class that may cause a denial of service, potentially leading to an application crash, or possibly have other unspecified impacts.

Recommendations For LibSass version 3.5.5, consider updating to a newer version to mitigate the risk, however, at the moment, there is no information about a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting access to the SharedPtr class until a patch is available.

DoS

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

AZL-70997

CVE-2018-19827

MGASA-2020-0049

OPENSUSE-SU-2019:1791-1

OPENSUSE-SU-2019:1800-1

OPENSUSE-SU-2019:1883-1

OPENSUSE-SU-2019_1791-1

OPENSUSE-SU-2024:10988-1

USN-4837-1

Affected Products

Libsass

Suse

Ubuntu

References · 60

• https://ubuntu.com/security/CVE-2019-6286 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-11698 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-11695 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2019:1883-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-19797 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-11499 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-11693 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-70997 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2018-19827 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-19827 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2019:1800-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-19827 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-11696 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-6284 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2020-0049.html · Security Note