NationalSecurityAgency Ghidra up to 12.1.4 StringManager getCodepoint out-of-bounds

Summaryinfo

A vulnerability was found in NationalSecurityAgency Ghidra up to 12.1.4. It has been classified as problematic. Affected by this issue is the function StringManager::getCodepoint of the component StringManager. Performing a manipulation results in out-of-bounds. This vulnerability is cataloged as CVE-2026-100505. The attack must be initiated from a local position. There is no exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in NationalSecurityAgency Ghidra up to 12.1.4. This affects the function StringManager::getCodepoint of the component StringManager. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Ghidra versions 11.2 through 12.1.4 contain a heap out-of-bounds read vulnerability in StringManager::getCodepoint when decoding multi-byte UTF-8, UTF-16, or UTF-32 characters without validating remaining buffer length. Attackers can craft malicious binaries with constant byte stores ending in multi-byte lead units to trigger out-of-bounds reads that crash the decompiler or leak adjacent heap memory into decompiled output.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-100505 since 09/26/2026. The exploitability is told to be easy. Attacking locally is a requirement. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• NationalSecurityAgency

Name

• Ghidra

Version

• 12.1.0
• 12.1.1
• 12.1.2
• 12.1.3
• 12.1.4

Website

• Product: https://github.com/NationalSecurityAgency/ghidra/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion