Libtiff: integer overflow in tiffcp.c
LibTIFF is vulnerable to an integer overflow. This flaw allows remote attackers to cause a denial of service (application crash) or possibly execute an arbitrary code via a crafted tiff image, which triggers a heap-based buffer overflow.
- Published
- Oct 5, 2023
- Updated
- Jun 17, 2026
- EPSS
- 1.4% · 72th percentile
- CWE
- CWE-190
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Report tools
Action score
26
Monitor
Low priority for now.
- CVSS
- 26 / 40 · 6.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 1.4%
CNA vs NVD score
- NVD
- 6.5
- CNA · redhat
- 6.5
- agree
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| libtiff | libtiff | cpe:2.3:a:libtiff:libtiff |
| netapp | active iq unified manager | cpe:2.3:a:netapp:active_iq_unified_manager |
| fedoraproject | fedora | cpe:2.3:o:fedoraproject:fedora |
| redhat | enterprise linux | cpe:2.3:o:redhat:enterprise_linux |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- fedoraproject fedoraall versions
- libtiff libtiffbefore 4.6.0
- netapp active iq unified managerall versions
- redhat enterprise linux8.0
- redhat enterprise linux9.0
Versions reported by the vendor
Affected version ranges reported by the assigning authority (redhat). Independent of NVD's CPE analysis and usually ahead of it.
gitlab.com/libtiff/libtiff libtiff
- before 4.6.0affected · semver
Red Hat Red Hat Enterprise Linux 6
- all versionsunknown
Red Hat Red Hat Enterprise Linux 7
- all versionsunknown
- all versionsunknown
Red Hat Red Hat Enterprise Linux 8
- all versionsaffected
- all versionsaffected
- all versionsaffected
Red Hat Red Hat Enterprise Linux 9
- 0:4.4.0-12.el9 and laternot affected · rpm
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| AlmaLinux:9 | libtiff | before 4.4.0-12.el9 | 4.4.0-12.el9 |
| AlmaLinux:9 | libtiff-devel | before 4.4.0-12.el9 | 4.4.0-12.el9 |
| AlmaLinux:9 | libtiff-tools | before 4.4.0-12.el9 | 4.4.0-12.el9 |
| Debian:10 | tiff | before 4.1.0+git191117-2~deb10u8 | 4.1.0+git191117-2~deb10u8 |
| Debian:11 | tiff | before 4.2.0-1+deb11u5 | 4.2.0-1+deb11u5 |
| Debian:12 | tiff | before 4.5.0-6+deb12u1 | 4.5.0-6+deb12u1 |
| Debian:13 | tiff | before 4.5.1+git230720-1 | 4.5.1+git230720-1 |
| Red Hat:enterprise_linux:9::appstream | libtiff | before 0:4.4.0-12.el9 | 0:4.4.0-12.el9 |
| Red Hat:enterprise_linux:9::appstream | libtiff-debuginfo | before 0:4.4.0-12.el9 | 0:4.4.0-12.el9 |
| Red Hat:enterprise_linux:9::appstream | libtiff-debugsource | before 0:4.4.0-12.el9 | 0:4.4.0-12.el9 |
| Red Hat:enterprise_linux:9::appstream | libtiff-devel | before 0:4.4.0-12.el9 | 0:4.4.0-12.el9 |
| Red Hat:enterprise_linux:9::appstream | libtiff-tools-debuginfo | before 0:4.4.0-12.el9 | 0:4.4.0-12.el9 |
| Red Hat:enterprise_linux:9::crb | libtiff-tools | before 0:4.4.0-12.el9 | 0:4.4.0-12.el9 |
| SUSE:Linux Enterprise Micro 5.3 | tiff | before 4.0.9-150000.45.41.1 | 4.0.9-150000.45.41.1 |
| SUSE:Linux Enterprise Micro 5.3 | tiff | before 4.0.9-150000.45.41.1 | 4.0.9-150000.45.41.1 |
| SUSE:Linux Enterprise Software Development Kit 12 SP5 | tiff | before 4.0.9-44.80.1 | 4.0.9-44.80.1 |
Same product
libtiff: all recordsOther highest-scoring records for the same primary product.
- CVE-2006-3459Multiple stack-based buffer overflows in the TIFF library (libtiff) before 3.8.2, as used in Adobe Reader 9.3.0 and other products, allow co46Plan
- CVE-2004-1308Integer overflow in (1) tif_dirread.c and (2) tif_fax3.c for libtiff 3.5.7 and 3.7.0 allows remote attackers to execute arbitrary code via a44Plan
- CVE-2018-12900Heap-based buffer overflow in the cpSeparateBufToContigBuf function in tiffcp.c in LibTIFF 3.9.3, 3.9.4, 3.9.5, 3.9.6, 3.9.7, 4.0.0beta7, 4.43Plan
- CVE-2015-8668Heap-based buffer overflow in the PackBitsPreEncode function in tif_packbits.c in bmp2tiff in libtiff 4.0.6 and earlier allows remote attack43Plan
- CVE-2004-0929Heap-based buffer overflow in the OJPEGVSetField function in tif_ojpeg.c for libtiff 3.6.1 and earlier, when compiled with the OJPEG_SUPPORT42Plan
- CVE-2016-9540tools/tiffcp.c in libtiff 4.0.6 has an out-of-bounds write on tiled images with odd tile width versus image width.40Plan
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| gitlab.com/libtiff/libtiff libtiff | 4.6.0 | Vendor (CNA) |
| almalinux:libtiff | 4.4.0-12.el9 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:libtiff-devel | 4.4.0-12.el9 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:libtiff-tools | 4.4.0-12.el9 · AlmaLinux:9 | Package registry (OSV) |
| debian:tiff | 4.5.0-6+deb12u1 · Debian:12 | Package registry (OSV) |
| opensuse:tiff | 4.0.9-150000.45.41.1 · openSUSE:Leap Micro 5.3 | Package registry (OSV) |
| red hat:libtiff | 0:4.4.0-12.el9 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| red hat:libtiff-debuginfo | 0:4.4.0-12.el9 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| red hat:libtiff-debugsource | 0:4.4.0-12.el9 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| red hat:libtiff-devel | 0:4.4.0-12.el9 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| red hat:libtiff-tools | 0:4.4.0-12.el9 · Red Hat:enterprise_linux:9::crb | Package registry (OSV) |
| red hat:libtiff-tools-debuginfo | 0:4.4.0-12.el9 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| suse:tiff | 4.0.9-150000.45.41.1 · SUSE:Linux Enterprise Micro 5.3 | Package registry (OSV) |
| suse:tiff | 4.0.9-44.80.1 · SUSE:Linux Enterprise Software Development Kit 12 SP5 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
- CVE-2023-411750 days apartLibtiff: potential integer overflow in raw2tiff.c26Monitor
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- No account or password is required.
- A user must open a link or visit a page.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- none
- Integrity
- none
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality impact
- None
- Integrity impact
- None
- Availability impact
- High
Weakness class (CWE)
CWE-190 · Integer Overflow or WraparoundCVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
ATT&CK techniques
—
Change log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- access.redhat.com/errata/RHSA-2024:2289
- access.redhat.com/security/cve/CVE-2023-40745
- bugzilla.redhat.com/show_bug.cgi?id=2235265
- security.netapp.com/advisory/ntap-20231110-0005/
Vendor advisories and official records. Exploit/PoC links are deliberately left out.