Buffer overflow in Libtiff

CVE-2025-8851

A vulnerability was determined in LibTIFF up to 4.5.1. Affected by this issue is the function readSeparateStripsetoBuffer of the file tools/tiffcrop.c of the component tiffcrop. The manipulation leads to stack-based buffer overflow. Local…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (5.8th percentile) — read the EPSS interpretation.

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.

Affected products

  • Libtiff
  • N/a Libtiff — versions 4.5.0, 4.5.1

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-8851?
CVE-2025-8851 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 2025-08-11.
How severe is CVE-2025-8851?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2025-8851 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.