#VU86948 Resource exhaustion in Binutils - CVE-2022-48064

Vulnerability identifier: #VU86948

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-48064

CWE-ID: CWE-400

Exploitation vector: Network

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 application does not properly control consumption of internal resources within the bfd_dwarf2_find_nearest_line_with_alt() function in dwarf2.c. A remote attacker can trigger resource exhaustion via a crafted ELF file and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Binutils: 2.7 - 2.39

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External links
https://sourceware.org/bugzilla/show_bug.cgi?id=29922
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=8f2c64de86bc3d7556121fe296dd679000283931
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3XKYUAIORNQ32IZUOZFURECZKEXOHX7Z/
https://security.netapp.com/advisory/ntap-20231006-0008/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NSUNHSOWWLLNGHRM5TUBNCJHEYHPDX2M/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KGSKF4GH7425S6XFDQMWTJGD5U47BAZN/

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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.