LibTIFF up to 4.5.0 tools/tiffcrop.c loadImage use after free

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability has been found in LibTIFF up to 4.5.0 and classified as critical. Affected by this vulnerability is the function loadImage of the file tools/tiffcrop.c of the component TIFF Handler. The manipulation leads to use after free. This vulnerability is referenced as CVE-2023-26965. Remote exploitation of the attack is possible. No exploit is available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in LibTIFF up to 4.5.0 (Image Processing Software). It has been rated as critical. This issue affects the function loadImage of the file tools/tiffcrop.c of the component TIFF Handler. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

loadImage() in tools/tiffcrop.c in LibTIFF through 4.5.0 has a heap-based use after free via a crafted TIFF image.

The weakness was published 06/15/2023. The advisory is shared at gitlab.com. The identification of this vulnerability is CVE-2023-26965 since 02/27/2023. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 214399 (Debian dla-4026 : libtiff-dev - security update), which helps to determine the existence of the flaw in a target environment.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at gitlab.com.

The vulnerability is also documented in the databases at Tenable (214399) and EUVD (EUVD-2023-30755). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 214399
Nessus Name: Debian dla-4026 : libtiff-dev - security update

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: gitlab.com

Timelineinfo

02/27/2023 🔍
06/15/2023 +107 days 🔍
06/15/2023 +0 days 🔍
11/13/2025 +882 days 🔍

Sourcesinfo

Product: libtiff.org

Advisory: gitlab.com
Status: Confirmed

CVE: CVE-2023-26965 (🔍)
GCVE (CVE): GCVE-0-2023-26965
GCVE (VulDB): GCVE-100-231605
EUVD: 🔍

Entryinfo

Created: 06/15/2023 09:58
Updated: 11/13/2025 09:44
Changes: 06/15/2023 09:58 (41), 07/13/2023 17:26 (11), 01/06/2025 18:57 (26), 01/21/2025 01:07 (2), 04/25/2025 15:04 (3), 11/13/2025 09:44 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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