CVE Feed

    Dashboard / CVE / CVE-2020-15999

    CVE-2020-15999

    Heap buffer overflow in Freetype in Google Chrome prior to 86.0.4240.111 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

    Published:Oct 19, 2020
    Last Modified:Oct 24, 2025
    EPS:Nov 3, 2020
    EPSS Score:0.93163
    CVSS Score:9.6

    CISA Notification

    Description

    Heap buffer overflow in Freetype in Google Chrome prior to 86.0.4240.111 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

    Required Action:

    Apply updates per vendor instructions.

    Notes:

    No extra notes provided.

    Due Date
    Nov 17, 2021
    1759 days ago
    Alert Date
    Nov 3, 2021
    1773 days ago

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Freetype
    Product
    Freetype
    Vendor
    Google
    Product
    Chrome
    Vendor
    Netapp
    Product
    Ontap Select Deploy Administration Utility
    Vendor
    Opensuse
    Product
    Backports Sle
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Rhel E4s
    Vendor
    Redhat
    Product
    Rhel Eus
    Vendor
    Redhat
    Product
    Rhel Extras

    Exploits

    https://crbug.com/1139963https://googleprojectzero.blogspot.com/p/rca-cve-2020-15999.htmlhttps://crbug.com/1139963https://googleprojectzero.blogspot.com/p/rca-cve-2020-15999.htmlhttps://github.com/maarlo/CVE-2020-15999https://github.com/Marmeus/CVE-2020-15999https://github.com/oxfemale/CVE-2020-15999

    Related CVEs

    CVE-2026-77118 (CVSS 8.4) — A heap out-of-bounds write exists in the Photo CD (PCD) decoder of GraphicsMagick. In DecodeImage() (coders/pc…
    CVE-2026-56968 (CVSS 3.7) — GNU SASL before 2.2.4 lacks sanitization of a short challenge in _gsasl_ntlm_client_step in the NTLM client, w…
    CVE-2026-49975 (CVSS 7.5) — Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's mod_http leads to denial of …
    CVE-2026-9256 (CVSS 9.2) — NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_rewrite_module module. This vulnerabilit…
    CVE-2026-31431 (CVSS 7.8) — In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Revert to operating …
    CVE-2026-34757 (CVSS 5.1) — LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network …
    CVE-2026-4775 (CVSS 7.8) — A flaw was found in the libtiff library. A remote attacker could exploit a signed integer overflow vulnerabili…
    CVE-2025-63261 (CVSS 7.8) — AWStats 8.0 is vulnerable to Command Injection via the open function…
    CVE-2026-3497 (CVSS 6.9) — Vulnerability in the OpenSSH GSSAPI delta included in various Linux distributions. This vulnerability affects …
    CVE-2026-1940 (CVSS 5.1) — An incomplete fix for CVE-2024-47778 allows an out-of-bounds read in gst_wavparse_adtl_chunk() function. The p…

    References

    http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html
    http://seclists.org/fulldisclosure/2020/Nov/33
    https://chromereleases.googleblog.com/2020/10/stable-channel-update-for-desktop_20.html
    https://crbug.com/1139963
    https://googleprojectzero.blogspot.com/p/rca-cve-2020-15999.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J3QVIGAAJ4D62YEJAJJWMCCBCOQ6TVL7/
    https://security.gentoo.org/glsa/202011-12
    https://security.gentoo.org/glsa/202012-04
    https://security.gentoo.org/glsa/202401-19
    https://www.debian.org/security/2021/dsa-4824
    http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html
    http://seclists.org/fulldisclosure/2020/Nov/33
    https://chromereleases.googleblog.com/2020/10/stable-channel-update-for-desktop_20.html
    https://crbug.com/1139963
    https://googleprojectzero.blogspot.com/p/rca-cve-2020-15999.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J3QVIGAAJ4D62YEJAJJWMCCBCOQ6TVL7/
    https://security.gentoo.org/glsa/202011-12
    https://security.gentoo.org/glsa/202012-04
    https://security.gentoo.org/glsa/202401-19
    https://security.netapp.com/advisory/ntap-20240812-0001/
    https://www.debian.org/security/2021/dsa-4824
    https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-15999

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High