#VU88537 Double Free in libdwarf - CVE-2024-2002

Vulnerability identifier: #VU88537

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-2002

CWE-ID: CWE-415

Exploitation vector: Network

Exploit availability: No

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

Vendor: David Anderson

Description

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

The vulnerability exists due to a boundary error when handling DWARF objects. A remote attacker can pass specially crafted data to the application, trigger double free error and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

libdwarf: 0.1.1 - 20210528

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External links
https://access.redhat.com/security/cve/CVE-2024-2002
https://bugzilla.redhat.com/show_bug.cgi?id=2267700
https://github.com/davea42/libdwarf-code/blob/main/bugxml/data.txt

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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