Vulnerability in GNU Binutils
CVE-2017-8421
The function coff_set_alignment_hook in coffcode.h in Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.28, has a memory leak vulnerability which can cause memory exhaustion in objdump via a crafted PE file. Additional validation in dump_relocs_in_section in objdump.c can resolve this.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.010 (60.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- GNU Binutils — versions 2.28
Weakness classification (CWE)
Public proof-of-concept exploits
References
- sourceware.org/bugzilla/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- security.gentoo.org/glsa/201709-02 (vendor-advisory)
Frequently asked questions
- What is CVE-2017-8421?
- CVE-2017-8421 is a medium-severity vulnerability in GNU Binutils, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 5.5/10. Published 2017-05-02.
- How severe is CVE-2017-8421?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2017-8421 known to be exploited?
- 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.