Resource exhaustion in GNU Binutils
CVE-2018-17985
An issue was discovered in cp-demangle.c in GNU libiberty, as distributed in GNU Binutils 2.31. There is a stack consumption problem caused by the cplus_demangle_type function making recursive calls to itself in certain scenarios involving many 'P' characters.
Vulnerability class: DoS (Denial of Service)
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: 0.013 (69.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- GNU Binutils — versions 2.31
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gcc.gnu.org/bugzilla/show_bug.cgi (Third Party Advisory, Issue Tracking)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html (vendor-advisory)
- usn.ubuntu.com/4326-1/ (vendor-advisory)
- usn.ubuntu.com/4336-1/ (vendor-advisory)
Frequently asked questions
- What is CVE-2018-17985?
- CVE-2018-17985 is a medium-severity vulnerability in GNU Binutils, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2018-10-04.
- How severe is CVE-2018-17985?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2018-17985 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.