- Vulnerability/
- USN-3336-1
USN-3336-1: NSS vulnerability
First published: Wed Jun 21 2017(Updated: )
It was discovered that NSS incorrectly handled certain empty SSLv2 messages. A remote attacker could possibly use this issue to cause NSS to crash, resulting in a denial of service.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/libnss3 | <2:3.28.4-0ubuntu0.17.04.2 | 2:3.28.4-0ubuntu0.17.04.2 |
| Ubuntu gir1.2-packagekitglib-1.0 | =17.04 | |
| All of | ||
| ubuntu/libnss3 | <2:3.28.4-0ubuntu0.16.10.2 | 2:3.28.4-0ubuntu0.16.10.2 |
| Ubuntu gir1.2-packagekitglib-1.0 | =16.10 | |
| All of | ||
| ubuntu/libnss3 | <2:3.28.4-0ubuntu0.16.04.2 | 2:3.28.4-0ubuntu0.16.04.2 |
| Ubuntu gir1.2-packagekitglib-1.0 | =16.04 | |
| All of | ||
| ubuntu/libnss3 | <2:3.28.4-0ubuntu0.14.04.2 | 2:3.28.4-0ubuntu0.14.04.2 |
| Ubuntu gir1.2-packagekitglib-1.0 | =14.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2017-7502
- https://ubuntu.com/security/notices/USN-3372-1
- https://launchpad.net/ubuntu/+source/nss/2:3.28.4-0ubuntu0.17.04.2
- https://launchpad.net/ubuntu/+source/nss/2:3.28.4-0ubuntu0.16.10.2
- https://launchpad.net/ubuntu/+source/nss/2:3.28.4-0ubuntu0.16.04.2
- https://launchpad.net/ubuntu/+source/nss/2:3.28.4-0ubuntu0.14.04.2
- https://ubuntu.com/security/notices/USN-3336-1 (Advisory)
Frequently Asked Questions
What is the severity of USN-3336-1?
USN-3336-1 is classified as a denial of service vulnerability.
How do I fix USN-3336-1?
To resolve USN-3336-1, upgrade libnss3 to the patched version appropriate for your Ubuntu release.
Which Ubuntu versions are affected by USN-3336-1?
USN-3336-1 affects Ubuntu versions 14.04, 16.04, 16.10, and 17.04.
What vulnerability does USN-3336-1 address?
USN-3336-1 addresses a vulnerability where NSS incorrectly handled certain empty SSLv2 messages.
Can USN-3336-1 lead to system crashes?
Yes, a successful exploit of USN-3336-1 can potentially lead to remote system crashes.
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- package-manager/ubuntu
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- canonical/ubuntu gir1.2-packagekitglib-1.0
- version/ubuntu gir1.2-packagekitglib-1.0/17.04
- version/ubuntu gir1.2-packagekitglib-1.0/16.10
- version/ubuntu gir1.2-packagekitglib-1.0/16.04
- version/ubuntu gir1.2-packagekitglib-1.0/14.04