CVE-2015-8778
CRITICAL severity · CVSS 9.8 · Memory corruption
9.8CVSS CRITICAL
Summary
Integer overflow in the GNU C Library (aka glibc or libc6) before 2.23 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via the size argument to the __hcreate_r function, which triggers out-of-bounds heap-memory access.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)6%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (5)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184626.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00037.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00038.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00039.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00042.htmlAdvisory
- http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html
- http://rhn.redhat.com/errata/RHSA-2017-0680.html