PT-2021-10837 · Libheif+3 · Libheif+3

Gaintcomeo · Published 2020-06-08 · Updated 2026-01-30 · CVE-2020-23109

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions libheif version 1.6.2

Description The issue is related to a buffer overflow vulnerability in the convert colorspace function in heif colorconversion.cc. This vulnerability allows attackers to cause a denial of service and disclose sensitive information by using a crafted HEIF file.

Recommendations For libheif version 1.6.2, consider updating to a newer version that contains a fix for this issue, as using a crafted HEIF file can lead to a denial of service and sensitive information disclosure. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

ALT-PU-2020-2144

ALT-PU-2024-1621

CVE-2020-23109

OPENSUSE-SU-2024:12451-1

USN-6847-1

Affected Products

Alt Linux

Linuxmint

Ubuntu

Libheif

References · 18

• 🔥 https://github.com/strukturag/libheif/issues/207 · Exploit
• https://ubuntu.com/security/CVE-2023-49460 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2020-23109 · Security Note
• https://osv.dev/vulnerability/USN-6847-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-49464 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-49463 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-23109 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-49462 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-23109 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-0996 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-23109 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-23109 · Security Note
• https://ubuntu.com/security/notices/USN-6847-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-23109 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-11471 · Vendor Advisory