Double Free in GNU Binutils
CVE-2020-16590
A double free vulnerability exists in the Binary File Descriptor (BFD) (aka libbrd) in GNU Binutils 2.35 in the process_symbol_table, as demonstrated in readelf, via a crafted file.
Vulnerability class: Double Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.010 (59.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.010 · change: +0.000
Affected products
- GNU Binutils — versions 2.35
- NetApp Ontap Select Deploy Administration Utility
Weakness classification (CWE)
Public proof-of-concept exploits
References
- sourceware.org/bugzilla/show_bug.cgi (Exploit, Patch, Third Party Advisory, Issue Tracking)
- sourceware.org/git/gitweb.cgi
- security.netapp.com/advisory/ntap-20210115-0003/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-16590?
- CVE-2020-16590 is a medium-severity vulnerability in GNU Binutils, classified under Double Free. CVSS score: 5.5/10. Published 2020-12-09.
- How severe is CVE-2020-16590?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2020-16590 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.