CVE-2021-46174: Buffer Overflow

Reference Links

• https://sourceware.org/bugzilla/show_bug.cgi?id=28753
• https://launchpad.net/bugs/cve/CVE-2021-46174
• https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=cad4d6b91e97b6962807d33c04ed7e7797788438
• https://security-tracker.debian.org/tracker/CVE-2021-46174
• https://ubuntu.com/security/notices/USN-6381-1
• https://ubuntu.com/security/notices/USN-6544-1
• https://www.cve.org/CVERecord?id=CVE-2021-46174
• https://nvd.nist.gov/vuln/detail/CVE-2021-46174
• https://ubuntu.com/security/CVE-2021-46174

Parent vulnerabilities

(Appears in the following advisories)

• USN-6381-1
• USN-6544-1

Frequently Asked Questions

• What is CVE-2021-46174?

  CVE-2021-46174 is a heap-based buffer overflow vulnerability in the bfd_getl32 function in Binutils objdump 3.37.

• What is the severity of CVE-2021-46174?

  CVE-2021-46174 has a severity value of 7.5 (High).

• Which software is affected by CVE-2021-46174?

  The affected software include GNU Binutils, Ubuntu binutils (versions 2.30-21ubuntu1~18.04.9+ and 2.24-5ubuntu14.2+), and Debian binutils (versions up to and including 2.31.1-16 and 2.35.2-2).

• How can I fix CVE-2021-46174?

  To fix CVE-2021-46174, it is recommended to update to a version of Binutils that is not affected by the vulnerability.

• Where can I find more information about CVE-2021-46174?

  You can find more information about CVE-2021-46174 in the following references: [1](https://sourceware.org/bugzilla/show_bug.cgi?id=28753) [2](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-46174) [3](https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=cad4d6b91e97b6962807d33c04ed7e7797788438)