#VU38166 Memory leak in Binutils - CVE-2017-14930

Vulnerability identifier: #VU38166

Vulnerability risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2017-14930

CWE-ID: CWE-401

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Binutils
Universal components / Libraries / Libraries used by multiple products

Vendor: GNU

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to memory leak within decode_line_info in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, allows remote attackers to cause a denial of service (memory consumption) via a crafted ELF file. A remote attacker can perform a denial of service attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Binutils: 2.29

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External links
https://sourceware.org/bugzilla/show_bug.cgi?id=22191

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.