CVE-2017-7869: Buffer Overflow
First published: Fri Apr 14 2017(Updated: )
GnuTLS before 2017-02-20 has an out-of-bounds write caused by an integer overflow and heap-based buffer overflow related to the cdk_pkt_read function in opencdk/read-packet.c. This issue (which is a subset of the vendor's GNUTLS-SA-2017-3 report) is fixed in 3.5.10.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/gnutls | <3.5.10 | 3.5.10 |
| GnuTLS | <=3.5.9 |
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Reference Links
- http://www.securityfocus.com/bid/97040
- https://access.redhat.com/errata/RHSA-2017:2292
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=420
- https://gitlab.com/gnutls/gnutls/commit/51464af713d71802e3c6d5ac15f1a95132a354fe
- https://www.gnutls.org/security.html
- https://www.gnutls.org/security.html#GNUTLS-SA-2017-3
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1443537
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1443538
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1443536
- https://bugzilla.redhat.com/show_bug.cgi?id=1443033
Frequently Asked Questions
What is the severity of CVE-2017-7869?
CVE-2017-7869 is classified as a high severity vulnerability due to its potential for causing heap-based buffer overflow and out-of-bounds write issues.
How do I fix CVE-2017-7869?
To mitigate CVE-2017-7869, upgrade GnuTLS to version 3.5.10 or later.
What software is affected by CVE-2017-7869?
CVE-2017-7869 affects GnuTLS versions prior to 3.5.10.
What types of vulnerabilities does CVE-2017-7869 include?
CVE-2017-7869 includes an integer overflow and a heap-based buffer overflow.
When was CVE-2017-7869 discovered?
CVE-2017-7869 was identified in GnuTLS software versions released before February 20, 2017.
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