CVE-2020-16593: Null Pointer Dereference
First published: Wed Dec 09 2020(Updated: )
A Null Pointer Dereference vulnerability exists in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.35, in scan_unit_for_symbols, as demonstrated in addr2line, that can cause a denial of service via a crafted file.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GNU Binutils | =2.35 | |
| NetApp Cloud Backup | ||
| NetApp ONTAP Select Deploy | ||
| NetApp SolidFire & HCI Management Node |
Remedy
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=aec72fda3b320c36eb99fc1c4cf95b10fc026729
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Reference Links
- https://security.netapp.com/advisory/ntap-20210122-0003/
- https://sourceware.org/bugzilla/show_bug.cgi?id=25827
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=aec72fda3b320c36eb99fc1c4cf95b10fc026729
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=aec72fda3b320c36eb99fc1c4cf95b10fc026729
Frequently Asked Questions
What is the severity of CVE-2020-16593?
CVE-2020-16593 has been classified with a moderate severity level due to its potential to cause denial of service.
How do I fix CVE-2020-16593?
To fix CVE-2020-16593, it is recommended to upgrade to a patched version of GNU Binutils that addresses the vulnerability.
What does the vulnerability CVE-2020-16593 affect?
CVE-2020-16593 affects the Binary File Descriptor library (libbfd) in GNU Binutils version 2.35.
What could be the consequences of CVE-2020-16593?
Exploitation of CVE-2020-16593 could lead to a denial of service condition when processing a crafted input file.
Which products are impacted by CVE-2020-16593?
Products such as GNU Binutils 2.35 and various NetApp solutions including Cloud Backup and ONTAP Select are impacted by CVE-2020-16593.
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