Improper input validation in GNU Libiberty
CVE-2016-6131
The demangler in GNU Libiberty allows remote attackers to cause a denial of service (infinite loop, stack overflow, and crash) via a cycle in the references of remembered mangled types.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.046 (91.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.046 · newest: 0.046 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gcc.gnu.org/bugzilla/show_bug.cgi (Issue Tracking)
- www.openwall.com/lists/oss-security/2016/06/30/4 (mailing-list, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/91519 (VDB Entry, Third Party Advisory, vdb-entry)
- www.openwall.com/lists/oss-security/2016/06/30/7 (mailing-list, Mailing List, Third Party Advisory)
- gcc.gnu.org/ml/gcc-patches/2016-06/msg02030.html (Vendor Advisory, mailing-list, Patch, Mailing List)
Frequently asked questions
- What is CVE-2016-6131?
- CVE-2016-6131 is a high-severity vulnerability in GNU Libiberty, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2017-02-07.
- How severe is CVE-2016-6131?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2016-6131 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.