CVE-2015-5229
The calloc function in the glibc package in Red Hat Enterprise Linux (RHEL) 6.7 and 7.2 does not properly initialize memory areas, which might allow context-dependent attackers to cause a denial of service (hang or crash) via unspecified vectors.
Key facts
- CVSS score
- 7.5 (v3.0)
- Severity
- HIGH
- CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
- CWE-17
- EPSS score
- 2.2% (82th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2015-5225)
- Published
- April 8, 2016
- NVD last modified
- June 17, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2015-5225 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- redhat / enterprise linux
- redhat / enterprise linux
- redhat / enterprise linux desktop
- redhat / enterprise linux hpc node
- redhat / enterprise linux hpc node eus
- redhat / enterprise linux server
- redhat / enterprise linux server aus
- redhat / enterprise linux server eus
- redhat / enterprise linux workstation
Certified products that may be affected
7 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.
- Red Hat Enterprise Linux 7 NSS Cryptographic Module - Red Hat®, Inc. - FIPS 140 4498 - historical
- Red Hat Enterprise Linux 7 Kernel Crypto API Cryptographic Module - Red Hat®, Inc. - FIPS 140 3939 - historical
- Red Hat Enterprise Linux 7 OpenSSH Server Cryptographic Module - Red Hat®, Inc. - FIPS 140 3891 - historical
- Red Hat Enterprise Linux 7 OpenSSH Client Cryptographic Module - Red Hat®, Inc. - FIPS 140 3892 - historical
- Red Hat Enterprise Linux 7 OpenSSL Cryptographic Module - Red Hat®, Inc. - FIPS 140 3867 - historical
See all 7 in the Security Certifications Explorer.
References
- http://rhn.redhat.com/errata/RHSA-2016-0176.html(Vendor Advisory)
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.securityfocus.com/bid/84172
- https://bugzilla.redhat.com/show_bug.cgi?id=1246713(Vendor Advisory)
- https://bugzilla.redhat.com/show_bug.cgi?id=1256285(Vendor Advisory)
- https://bugzilla.redhat.com/show_bug.cgi?id=1293976(Vendor Advisory)
- https://kc.mcafee.com/corporate/index?page=content&id=SB10150
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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