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CVE-2017-9264

UnknownEPSS 2.42%

Last modified

CVE-2017-9264 is a vulnerability of currently unknown severity. In lib/conntrack.c in the firewall implementation in Open vSwitch (OvS) 2.6.1, there is a buffer over-read while parsing malformed TCP, UDP, and IPv6 packets in the functions `extract_l3_ipv6`, `extract_l4_tcp`, and `extract_l4_udp` that can be triggered remotely.. EPSS estimates a 2.42% chance of exploitation in the next 30 days.

Description

In lib/conntrack.c in the firewall implementation in Open vSwitch (OvS) 2.6.1, there is a buffer over-read while parsing malformed TCP, UDP, and IPv6 packets in the functions `extract_l3_ipv6`, `extract_l4_tcp`, and `extract_l4_udp` that can be triggered remotely.

Metrics

EPSS Probability
2.42%

82.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
OpenvswitchOpenvswitch2.6.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-9264?
In lib/conntrack.c in the firewall implementation in Open vSwitch (OvS) 2.6.1, there is a buffer over-read while parsing malformed TCP, UDP, and IPv6 packets in the functions `extract_l3_ipv6`, `extract_l4_tcp`, and `extract_l4_udp` that can be triggered remotely.
How severe is CVE-2017-9264?
Severity scoring for CVE-2017-9264 is pending analysis. The EPSS model estimates a 2.42% probability of exploitation in the next 30 days.
How do I fix CVE-2017-9264?
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.

Are you affected by CVE-2017-9264?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST