CVE-2023-3576 Libtiff: memory leak in tiffcrop.c

What is CVE-2023-3576?

CVE-2023-3576 is a medium-severity denial of service vulnerability in Fedoraproject Fedora, published on 4 Oct 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A memory leak flaw was found in Libtiff's tiffcrop utility. This issue occurs when tiffcrop operates on a TIFF image file, allowing an attacker to pass a crafted TIFF image file to tiffcrop utility, which causes this memory leak issue, resulting an application crash, eventually leading to a denial of service.

Weakness: CWE-401, CWE-119

Which versions are affected by CVE-2023-3576?

It affects 3 products.

Products include Fedoraproject Fedora, Libtiff Libtiff, Redhat Enterprise Linux.

How do I fix CVE-2023-3576?

Apply the vendor's patch.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2023-3576 being exploited?

There is no known exploitation of CVE-2023-3576 in the wild and no public exploit code.

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• CVE-2021-39226 Grafana Authentication Bypass Exploited Critical 9.8
• CVE-2019-5544 VMware ESXi and Horizon DaaS OpenSLP Heap-Based Buffer Overflow Exploited Critical 9.8
• CVE-2024-4947 Google Chromium V8 Type Confusion Exploited Critical 9.6
• CVE-2024-4671 Google Chromium Visuals Use-After-Free Exploited Critical 9.6

All Fedoraproject Fedora vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BELL-CVE-2023-3576, DEBIAN-CVE-2023-3576, GHSA-qfgr-f5j7-2xxf, JLSEC-2025-310, OESA-2023-1434, UBUNTU-CVE-2023-3576.