x-image up to 0.37.x on Go TIFF File Parser resource consumption

Summaryinfo

A vulnerability was found in x-image up to 0.37.x on Go. It has been rated as problematic. This vulnerability affects unknown code of the component TIFF File Parser. Performing a manipulation results in resource consumption. This vulnerability is reported as CVE-2026-33809. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in x-image up to 0.37.x on Go. This affects an unknown function of the component TIFF File Parser. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. The summary by CVE is:

A maliciously crafted TIFF file can cause image decoding to attempt to allocate up 4GiB of memory, causing either excessive resource consumption or an out-of-memory error.

This vulnerability is uniquely identified as CVE-2026-33809 since 03/23/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 303764 (Linux Distros Unpatched Vulnerability : CVE-2026-33809), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 0.38.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (303764) and CERT Bund (WID-SEC-2026-1653). Be aware that VulDB is the high quality source for vulnerability data.

Affected

• Amazon Linux 2
• Red Hat Enterprise Linux
• Fedora Linux
• Ubuntu Linux
• SUSE Linux
• Oracle Linux
• RESF Rocky Linux
• IBM MQ
• Golang Go
• SUSE openSUSE
• Red Hat OpenShift

Productinfo

Name

• x-image

Version

• 0.1
• 0.2
• 0.3
• 0.4
• 0.5
• 0.6
• 0.7
• 0.8
• 0.9
• 0.10
• 0.11
• 0.12
• 0.13
• 0.14
• 0.15
• 0.16
• 0.17
• 0.18
• 0.19
• 0.20
• 0.21
• 0.22
• 0.23
• 0.24
• 0.25
• 0.26
• 0.27
• 0.28
• 0.29
• 0.30
• 0.31
• 0.32
• 0.33
• 0.34
• 0.35
• 0.36
• 0.37

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Be aware that VulDB is the high quality source for vulnerability data.

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