#VU88554 Out-of-bounds write in Binutils


Vulnerability identifier: #VU88554

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-32256

CWE-ID: CWE-787

Exploitation vector: Network

Exploit availability: No

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

Vendor:

Description

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

The vulnerability exists due to a boundary error when processing untrusted input in demangle_type in rust-demangle.c. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger an out-of-bounds write and perform a denial of service attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions


External links
http://bugs.launchpad.net/ubuntu/+source/binutils/+bug/1927070
http://security.netapp.com/advisory/ntap-20230824-0013/


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.


Latest bulletins with this vulnerability