CVE-2019-6778
UnknownEPSS 0.61%
Last modified
CVE-2019-6778 is a vulnerability of currently unknown severity. In QEMU 3.0.0, tcp_emu in slirp/tcp_subr.c has a heap-based buffer overflow.. EPSS estimates a 0.61% chance of exploitation in the next 30 days.
Description
In QEMU 3.0.0, tcp_emu in slirp/tcp_subr.c has a heap-based buffer overflow.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | 3.0.0 |
| Opensuse | Leap | 15.0 |
| Opensuse | Leap | 42.3 |
| Fedoraproject | Fedora | 29 |
| Fedoraproject | Fedora | 30 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Canonical | Ubuntu Linux | 18.10 |
References
- http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00073.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.htmlMailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/01/24/5Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/106758Third Party Advisory, VDB Entry
- https://lists.gnu.org/archive/html/qemu-devel/2019-01/msg03132.htmlMailing List, Patch, Third Party Advisory
- https://usn.ubuntu.com/3923-1/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00073.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.htmlMailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/01/24/5Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/106758Third Party Advisory, VDB Entry
- https://lists.gnu.org/archive/html/qemu-devel/2019-01/msg03132.htmlMailing List, Patch, Third Party Advisory
- https://usn.ubuntu.com/3923-1/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-6778?
In QEMU 3.0.0, tcp_emu in slirp/tcp_subr.c has a heap-based buffer overflow.
How severe is CVE-2019-6778?
Severity scoring for CVE-2019-6778 is pending analysis. The EPSS model estimates a 0.61% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6778?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2019-6778?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST