Information disclosure in GNU Gcc
CVE-2015-5276
The std::random_device class in libstdc++ in the GNU Compiler Collection (aka GCC) before 4.9.4 does not properly handle short reads from blocking sources, which makes it easier for context-dependent attackers to predict the random values via unspecified vectors.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.029 (86.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gcc.gnu.org/bugzilla/show_bug.cgi (Issue Tracking, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- lists.opensuse.org/opensuse-updates/2015-11/msg00054.html (vendor-advisory, Mailing List, Third Party Advisory)
- www.securitytracker.com/id/1034375 (VDB Entry, Third Party Advisory, vdb-entry)
- lists.opensuse.org/opensuse-updates/2016-04/msg00052.html (vendor-advisory, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2015-5276?
- CVE-2015-5276 is a vulnerability in GNU Gcc, classified under Information Disclosure. Published 2015-11-17.
- Is CVE-2015-5276 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.