Out-of-bounds Read in GNU Glibc
CVE-2015-8984
The fnmatch function in the GNU C Library (aka glibc or libc6) before 2.22 might allow context-dependent attackers to cause a denial of service (application crash) via a malformed pattern, which triggers an out-of-bounds read.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.024 (83.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: -0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.openwall.com/lists/oss-security/2017/02/14/9 (mailing-list, Patch, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/72789 (VDB Entry, Third Party Advisory, vdb-entry)
- www.openwall.com/lists/oss-security/2015/02/26/5 (mailing-list, Patch, Mailing List, Third Party Advisory)
- sourceware.org/git/gitweb.cgi
- www.sourceware.org/ml/libc-alpha/2015-08/msg00609.html (Vendor Advisory, mailing-list)
- sourceware.org/bugzilla/show_bug.cgi (Patch, Issue Tracking)
Frequently asked questions
- What is CVE-2015-8984?
- CVE-2015-8984 is a medium-severity vulnerability in GNU Glibc, classified under Out-of-bounds Read. CVSS score: 5.9/10. Published 2017-03-20.
- How severe is CVE-2015-8984?
- Medium severity. CVSS v3 base score is 5.9 out of 10.
- Is CVE-2015-8984 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.