Skip to content
Fencer Intel
medium 5.3

CVE-2025-8851 json

LibTIFF tiffcrop tiffcrop.c readSeparateStripsetoBuffer stack-based overflow

published last yr. modified 3mo ago also EUVD-2025-24150 , JLSEC-2025-321

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 9%
public exploits
0
none known

Summary

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 access is required to approach this attack. The patch is identified as 8a7a48d7a645992ca83062b3a1873c951661e2b3. It is recommended to apply a patch to fix this issue.

Patch / fix

  • julia Libtiff_jll 4.6.0+0
  • tiff Debian 14, Debian 13 4.7.0-1

debian advisories DEBIAN-CVE-2025-8851

  • tiff Ubuntu 22.04 LTS 4.3.0-6ubuntu0.11
  • tiff Ubuntu 24.04 LTS 4.5.1+git230720-4ubuntu2.3
  • tiff Ubuntu Pro 14.04 LTS 4.0.3-7ubuntu0.11+esm15
  • tiff Ubuntu Pro 16.04 LTS 4.0.6-1ubuntu0.8+esm18
  • tiff Ubuntu Pro 18.04 LTS 4.0.9-5ubuntu0.10+esm8
  • tiff Ubuntu Pro 20.04 LTS 4.1.0+git191117-2ubuntu0.20.04.14+esm1

ubuntu advisories UBUNTU-CVE-2025-8851

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • tiff SLES 16.0, Linux Micro 6.2, SLES for SAP applications 16.0 4.7.1-160000.2.1
  • tiff SLE Module for Package Hub 15 SP7, SLE Module for Package Hub 15 SP6, SLE Module for Basesystem 15 SP7 +2 more 4.7.1-150600.3.23.1
  • tiff SLES LTSS Extended Security 12 SP5 4.0.9-44.106.1

suse advisories SUSE-SU-2026:22234-1SUSE-SU-2026:22306-1SUSE-SU-2025:3989-1SUSE-SU-2025:3957-1

  • tiff openSUSE Leap 16.0 4.7.1-160000.2.1
  • tiff-man openSUSE Leap 16.0 4.7.1-160000.2.1
  • tiff openSUSE Tumbleweed 4.7.1-3.1
  • tkimg openSUSE Tumbleweed 2.1.0-1.1

opensuse advisories openSUSE-SU-2026:20995-1openSUSE-SU-2025:15682-1openSUSE-SU-2025:15556-1

  • libtiff CBL-Mariner 2.0, Azure Linux 3.0 4.6.0-8

azure linux advisories AZL-66258AZL-66282

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Is CVE-2025-8851 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-8851 updated cvss 5.3

libtiff: LibTIFF Stack-based buffer overflow

  • Red Hat Enterprise Linux 6 libtiff Red Hat Enterprise Linux 7 libtiff, libtiff-tools, compat-libtiff3
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 8 libtiff, libtiff-tools, mingw-libtiff, compat-libtiff3, mingw32-libtiff, mingw64-libtiff Red Hat Enterprise Linux 9 libtiff, libtiff-tools
    affected: workaround, no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
last yr.

Exploit prediction

0.20% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • vuldb.com https://vuldb.com/?submit.624604 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 4.0 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
CNA 3.1 5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
CNA 3.0 5.3 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
CNA 2.0 4.3 AV:L/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C
CNA 4.0 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CNA 3.1 5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CNA 2.0 4.3 AV:L/AC:L/Au:S/C:P/I:P/A:P
OSV 3.1 5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Affected packages

ecosystem package affected fixed in
julia Libtiff_jll
<4.6.0+0
4.6.0+0

Affected products

  • n/a LibTIFF

Classification

Weakness
  • CWE-121 Stack-based Buffer Overflow
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.