Memory leak in the __res_vinit function in the IPv6 name server management code in libresolv in GNU C Library (aka glibc or libc6) before 2.24 allows remote attackers to cause a denial of service (memory consumption) by leveraging partial initialization of internal resolver data structures.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2016-5417 from the MITRE CVE dictionary dictionary and NIST NVD.
NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.
Base Score | 2.6 |
---|---|
Base Metrics | AV:N/AC:H/Au:N/C:P/I:N/A:N |
Access Vector | Network |
Access Complexity | High |
Authentication | None |
Confidentiality Impact | Partial |
Integrity Impact | None |
Availability Impact | None |
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
CVSS3 Base Score | 3.7 |
---|---|
CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
Attack Vector | Network |
Attack Complexity | High |
Privileges Required | None |
User Interaction | None |
Scope | Unchanged |
Confidentiality | Low |
Integrity Impact | None |
Availability Impact | None |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Platform | Package | State |
---|---|---|
Red Hat Enterprise Linux 7 | glibc | Not affected |
Red Hat Enterprise Linux 7 | compat-glibc | Not affected |
Red Hat Enterprise Linux 6 | glibc | Not affected |
Red Hat Enterprise Linux 6 | compat-glibc | Not affected |
Red Hat Enterprise Linux 5 | compat-glibc | Not affected |
Red Hat Enterprise Linux 5 | glibc | Not affected |