Public exploit available
Public proof-of-concept or exploit code exists (ExploitDB / Metasploit / Nuclei).

CVE-2006-2026 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Tiff

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-1285 — Improper Validation of Specified Index, Position, or Offset in InputCWE-347 — Improper Verification of Cryptographic Signature21 documents13 sources
Severity
6.5MEDIUMNVD
EPSS
10.3%
top 6.81%
CISA KEV
Not in KEV
Exploit
PoC available
Public exploit / PoC exists
Affected products
4
Debian TiffLibtiffEnsdomains Ens-contracts+1 more
Timeline
PublishedApr 25
Latest updateMar 19

Description

Double free vulnerability in tif_jpeg.c in libtiff before 3.8.1 allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted TIFF image that triggers errors related to "setfield/getfield methods in cleanup functions."

CVSS vector

AV:N/AC:L/C:P/I:P/A:PExploitability: 8.0 | Impact: 6.4

Affected Packages4 packages

▶NVDlibtiff/libtiff3.8.0+12
▶debiandebian/tiff< tiff 3.8.1 (bookworm)
▶apacheapache/httpd

Patches

Patch: bugzilla.remotesensing.org ↗Patch: bugzilla.redhat.com ↗Patch: bugzilla.remotesensing.org ↗

🔴Vulnerability Details

3
GHSA
ENS DNSSEC Oracle Vulnerable to RSA Signature Forgery via Missing PKCS#1 v1.5 Padding Validation↗2026-02-25
▶
GHSA
GHSA-vcfg-6cwj-xppm: Double free vulnerability in tif_jpeg↗2022-05-03
▶
OSV
CVE-2006-2026: Double free vulnerability in tif_jpeg↗2006-04-25
▶

💥Exploits & PoCs

1
Exploit-DB
LibTiff 3.x - Double-Free Memory Corruption↗2008-04-28
▶

📋Vendor Advisories

9
Red Hat
postgresql: PostgreSQL missing validation of multibyte character length executes arbitrary code↗2026-02-12
▶
Ubuntu
TIFF library vulnerabilities↗2006-05-04
▶
Red Hat
security flaw↗2006-03-03
▶
Debian
CVE-2006-2026: tiff - Double free vulnerability in tif_jpeg.c in libtiff before 3.8.1 allows context-d...↗2006
▶
Citrix
Citrix Security Bulletin CTX111695↗
▶

🕵️Threat Intelligence

1
Tenable
Marcus Ranum PaulDotCom Interview on Penetration Testing↗2008-12-14
▶

💬Community

2
Bugzilla
CVE-2006-10003 perl-xml-parser: XML::Parser: Memory corruption via deeply nested XML files↗2026-03-19
▶
Bugzilla
CVE-2006-2026 security flaw↗2018-08-16
▶