Buffer overflow in Libtiff
CVE-2025-8176
A vulnerability was found in LibTIFF up to 4.7.0. It has been declared as critical. This vulnerability affects the function get_histogram of the file tools/tiffmedian.c. The manipulation leads to use after free. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. The patch is identified as fe10872e53efba9cc36c66ac4ab3b41a839d5172. It is recommended to apply a patch to fix this issue.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.003 (14.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.000
Affected products
- Libtiff
- Libtiff — versions 4.0, 4.1, 4.2
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- gitlab.com/libtiff/libtiff/-/issues/707 (issue-tracking, Exploit, exploit, Issue Tracking, Vendor Advisory)
- gitlab.com/libtiff/libtiff/-/merge_requests/727 (Product, patch)
- gitlab.com/libtiff/libtiff/-/commit/fe10872e53efba9cc36c66ac4ab3b41a839d5172 (Patch, patch)
- www.libtiff.org/ (Product, product)
Frequently asked questions
- What is CVE-2025-8176?
- CVE-2025-8176 is a medium-severity vulnerability in Libtiff, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.3/10. Published 2025-07-26.
- How severe is CVE-2025-8176?
- Medium severity. CVSS v3 base score is 5.3 out of 10.