NULL pointer dereference in GNU Binutils
CVE-2017-14940
scan_unit_for_symbols in dwarf2.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted ELF file.
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: 0.019 (79.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
- GNU Binutils — versions 2.29
Weakness classification (CWE)
Public proof-of-concept exploits
References
- sourceware.org/bugzilla/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- blogs.gentoo.org/ago/2017/09/26/binutils-null-pointer-dereference-in-scan_unit_… (Patch, VDB Entry, Third Party Advisory)
- sourceware.org/git/gitweb.cgi
Frequently asked questions
- What is CVE-2017-14940?
- CVE-2017-14940 is a medium-severity vulnerability in GNU Binutils, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2017-09-30.
- How severe is CVE-2017-14940?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2017-14940 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.