A vulnerability was found in GNU Binutils 2.43. It has been classified as problematic. This affects the function xstrdup of the file libiberty/xmalloc.c of the component ld. The manipulation with an unknown input leads to a memory leak vulnerability. CWE is classifying the issue as CWE-401. The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. This is going to have an impact on availability.

The advisory is shared at sourceware.org. This vulnerability is uniquely identified as CVE-2025-1149. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1499 for this issue.

The exploit is shared for download at sourceware.org. It is declared as proof-of-concept. The code maintainer explains: "I'm not going to commit some of the leak fixes I've been working on to the 2.44 branch due to concern that would destabilise ld. All of the reported leaks in this bugzilla have been fixed on binutils master." The vulnerability scanner Nessus provides a plugin with the ID 232175 (Linux Distros Unpatched Vulnerability : CVE-2025-1149), which helps to determine the existence of the flaw in a target environment.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at Tenable (232175). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Programming Tool Software

Vendor

• GNU

Name

• Binutils

Version

• 2.43

License

• open-source

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

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