A vulnerability was found in libevent with the parsing of IPv6 addresses. If an attacker could cause an application using libevent to parse a malformed address in IPv6 notation of more than 2GiB in length, a stack overflow would occur leading to a crash.
Find out more about CVE-2016-10196 from the MITRE CVE dictionary dictionary and NIST NVD.
| CVSS3 Base Score | 5.9 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Attack Vector | Network |
| Attack Complexity | High |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | High |
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 6 (thunderbird) | RHSA-2017:1201 | 2017-05-08 |
| Red Hat Enterprise Linux 7 (firefox) | RHSA-2017:1106 | 2017-04-21 |
| Red Hat Enterprise Linux 6 (firefox) | RHSA-2017:1104 | 2017-04-20 |
| Red Hat Enterprise Linux 7 (thunderbird) | RHSA-2017:1201 | 2017-05-08 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | openmpi | Not affected |
| Red Hat Enterprise Linux 7 | nfs-utils | Not affected |
| Red Hat Enterprise Linux 7 | libevent | Will not fix |
| Red Hat Enterprise Linux 6 | openmpi | Not affected |
| Red Hat Enterprise Linux 6 | chromium-browser | Not affected |
| Red Hat Enterprise Linux 6 | libevent | Not affected |
| Red Hat Enterprise Linux 6 | nfs-utils | Not affected |
| Red Hat Enterprise Linux 5 | openmpi | Not affected |
| Red Hat Enterprise Linux 5 | thunderbird | Will not fix |
| Red Hat Enterprise Linux 5 | nfs-utils | Not affected |
| Red Hat Enterprise Linux 5 | firefox | Will not fix |
| Red Hat Enterprise Linux 5 | libevent | Not affected |
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